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COMSPHERE 3800 SERIES MODEMS MODELS 3810, 381 1, AND 3820 USER’S GUIDE Document No. 3810-A2-GB30-20 November 1996.
COMSPHERE 3800 Series Modems A November 1996 3810-A2-GB30-20 COMSPHERE 3800 Series Modems Models 3810, 381 1, and 3820 User ’s Guide 3810-A2-GB30-20 3rd Edition (November 1996) Changes and enhancements to the product and to the information herein will be documented and issued as a new release.
Safety Instructions B 3810-A2-GB30-20 November 1996 Important Safety Instructions 1. Read and follow all warning notices and instructions marked on the product or included in the manual. 2. This product is intended to be used with a three-wire grounding type plug – a plug which has a grounding pin.
COMSPHERE 3800 Series Modems C November 1996 3810-A2-GB30-20 Notices THIS EQUIPMENT HAS BEEN TESTED AND FOUND T O COMPL Y WITH THE LIMITS FOR A CLASS A DIGIT AL DEVICE, PURSUANT TO P ART 15 OF THE FCC RULES.
Safety Instructions D 3810-A2-GB30-20 November 1996 Government Requirements and Equipment Return Certain governments require that instructions pertaining to modem connection to the public switched telephone network be included in the installation and operation manual.
COMSPHERE 3800 Series Modems E November 1996 3810-A2-GB30-20 8. This equipment cannot be used on public coin service provided by the telephone company . Connection to Party Line Service is subject to state tarif fs. (Contact the state public utility commission, public service commission or corporation commission for information.
Safety Instructions F 3810-A2-GB30-20 November 1996 Repairs to certified equipment should be made by an authorized Canadian maintenance facility designated by the supplier .
i 3810-A2-GB30-20 November 1996 T able of Contents Preface Objectives and Reader Assumptions vii . . . . . . . . . . . . . . . . . . . . . . . . . . . How to Use This Manual vii . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Related Documents vii .
COMSPHERE 3800 Series Modems ii November 1996 3810-A2-GB30-20 4. DCP Operation Overview 4-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Diagnostic Control Panels 4-1 . . . . . . . . . . . . . . . . .
T able of Contents iii 3810-A2-GB30-20 November 1996 12. Security Overview 12-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Security Branch 12-4 . . . . . . . . . . . . . . . . . . . . . . . . . . . .
COMSPHERE 3800 Series Modems iv November 1996 3810-A2-GB30-20 List of Figures Figure Page 2-1 Model 3810 and 3820 2-2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2 Model 3810 Rear Panel 2-4 . . . .
T able of Contents v 3810-A2-GB30-20 November 1996 List of T ables T ables Page 4-1 Model 3810 and Model 381 1 DCP LEDs 4-4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-2 Model 3820 DCP LEDs 4-5 . . . . . . . . . . . . . . . . .
vii 3810-A2-GB30-20 November 1996 Preface Objectives and Reader Assumptions This manual describes how to install and operate the COMSPHERE r 3800 Series standalone and carrier -mounted modems. It is assumed that you have a basic understanding of modems and their operation.
1-1 3810-A2-GB30-20 November 1996 Introduction Overview 1-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Features 1-2 . . . . . . . . . . . . . . . .
COMSPHERE 3800 Series Modems 1-2 November 1996 3810-A2-GB30-20 Features The 3800 Series modems have a wide variety of features. • Dial-Line Modulations: V .32 terbo (19,200 and 16,800 bps), CCITT V .32bis (14,400, 12,000, 9600, 7200, and 4800 bps), V .
2-1 3810-A2-GB30-20 November 1996 Model 3810 and 3820 Installation Overview 2-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3800 Series Modem Package 2-2 .
COMSPHERE 3800 Series Modems 2-2 November 1996 3810-A2-GB30-20 496-13096-02 EIA-232-D INTERF ACE NMS DIAL/LEASED (3820) PHONE/LEASED (3810) AC POWER IN ON/OFF ST A TUS INDICA TORS AC TRANSFORMER LCD AND KEYP AD DIAGNOSTIC CONTROL P ANEL SPEAKER Figure 2-1.
Model 3810 and 3820 Installation 2-3 3810-A2-GB30-20 November 1996 Customer-Supplied Equipment The following customer -supplied equipment is required to complete a data communications system using either the Model 3810 or Model 3820 modem: • A DTE with an available EIA-232-D serial port.
COMSPHERE 3800 Series Modems 2-4 November 1996 3810-A2-GB30-20 Connecting Model 3810 and Model 3820 Modems with Supplied Cables Figure 2-2 and Figure 2-3 show how Model 3810 and Model 3820 modems are connected to certain TELCO jack types using the supplied cables.
Model 3810 and 3820 Installation 2-5 3810-A2-GB30-20 November 1996 To ensure compliance with FCC Part 15 Regulations, a ferrite choke must be installed on the EIA-232-D interface cable. 1. Open the ferrite choke and place it around the DTE cable as close as possible to the connector attached to the modem.
COMSPHERE 3800 Series Modems 2-6 November 1996 3810-A2-GB30-20 Dial Network Connection The telephone company provides the line termination jacks for the type of service you request. Y ou may choose to operate in either Permissive or Programmable mode.
Model 3810 and 3820 Installation 2-7 3810-A2-GB30-20 November 1996 Model 3810 4-Wire/2-W ire Leased-Line Connection Use the following procedures to connect a Model 3810 to the leased-line network interface: 1. Insert the 8-position, 8-conductor modular plug into the jack labeled PHONE / LEASED (3810), Figure 2-2.
COMSPHERE 3800 Series Modems 2-8 November 1996 3810-A2-GB30-20 Modem Power-Up Once your modem is properly connected to the DTE, dial and/or leased lines, and ac outlet, press the modem’ s rear panel power switch to the ON position. The modem begins a power-up self-test.
3-1 3810-A2-GB30-20 November 1996 Model 381 1 Installation Overview 3-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Model 381 1 Installation 3-2 . .
COMSPHERE 3800 Series Modems 3-2 November 1996 3810-A2-GB30-20 496-13155-02 TXD RXD RTS CTS DSR DTR LSD 103 104 105 106 107 108 109 Pwr Alrm T est Dial RI Busy Serv SQ Status Front Panel 381 1 142 125 Spkr F ACEPLA TE EIA-232/V .24 EDGE CARD CONNECTOR RS-366A/V .
Model 381 1 Installation 3-3 3810-A2-GB30-20 November 1996 The installation of a Model 381 1 varies slightly if an SDCP is installed on the front of the carrier .
COMSPHERE 3800 Series Modems 3-4 November 1996 3810-A2-GB30-20 If the modem is to communicate with an installed SDCP , install the modem as described above and perform the following steps: 1. Press the Select key on the SDCP . The cursor appears in the carrier selection entry .
4-1 3810-A2-GB30-20 November 1996 DCP Operation Overview 4-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Diagnostic Control Panels 4-1 . . . . . . . .
COMSPHERE 3800 Series Modems 4-2 November 1996 3810-A2-GB30-20 CTS TXD LSD RXD 105 106 103 109 COMSPHERE 3820 496-13068-02 F1 F2 F3 RTS 104 SQ Figure 4-1. Model 3810 DCP PWR ALRM CTS TXD LSD RXD TEST RA TE 105 106 103 109 108 142 COMSPHERE 3810 496-13067-02 F1 F2 F3 SQ RTS DTR 104 DIAG Figure 4-2.
DCP Operation 4-3 3810-A2-GB30-20 November 1996 Model 381 1 Faceplate and Shared Diagnostic Control Panel The SDCP , is used to manage carrier -mounted Model 381 1 modems. Use the SDCP to issue commands to, view and select configuration options on, or monitor tests for a specific Model 381 1 modem.
COMSPHERE 3800 Series Modems 4-4 November 1996 3810-A2-GB30-20 Status Indicators The 3800 Series modems’ status indicators continuously provide information on the modem’ s operating condition.
DCP Operation 4-5 3810-A2-GB30-20 November 1996 DCP LEDs for the standalone Model 3820 are listed and described in T able 4-2. The SDCP LEDs are listed and described in T able 4-3. T able 4-2 Model 3820 DCP LEDs Label Color Indicates RTS/105 green RTS signal is ON.
COMSPHERE 3800 Series Modems 4-6 November 1996 3810-A2-GB30-20 Diagnostic Control Panel Operation The 3800 Series modem’ s diagnostic control panel (DCP) is the user interface to all functions used to configure and control the modem.
DCP Operation 4-7 3810-A2-GB30-20 November 1996 Key The key moves you up one level in the menu tree. and Keys Use the and keys to move the viewing window left or right and to scroll the remaining branches and selections into view . A maximum of three selections can be displayed at one time.
COMSPHERE 3800 Series Modems 4-8 November 1996 3810-A2-GB30-20 T op-Level Menu Status and Operational Messages Access to all menu tree branches from the DCP begins at the T op-Level menu, the head of the menu hierarchy .
DCP Operation 4-9 3810-A2-GB30-20 November 1996 T able 4-4 (2 of 3) T op-Level Menu Status Call Failure Messages Indicates Busy Signal The answering modem is busy . Dial Line in Use The modem is already operating on dial networks when another call attempt has been issued.
COMSPHERE 3800 Series Modems 4-10 November 1996 3810-A2-GB30-20 T able 4-4 (3 of 3) T op-Level Menu Status Dial Backup Messages Indicates Dial Standby The modem is operating in Dial Standby mode. DialBckUp: MR* The modem is operating in a Dial Backup mode at the displayed data rate and is configured for Direct mode.
DCP Operation 4-1 1 3810-A2-GB30-20 November 1996 Messages listed in T able 4-5 are common operational messages that occur during modem operation. These messages normally appear on the second line of the LCD. T able 4-5 Common Operational Messages Common Operational Messages Indicates Please W ait.
COMSPHERE 3800 Series Modems 4-12 November 1996 3810-A2-GB30-20 Messages listed in T able 4-6 are dial access security messages that can occur when the optional security feature is installed. The T op-Level menu’ s main branches appear on the LCD in the order of Call Setup, T alk / Data, Status, T est, Configure, Control, Security , and Remote.
DCP Operation 4-13 3810-A2-GB30-20 November 1996 Selecting Factory Configuration Options After the modem passes the power -up self-test, configure it for operation using one of the factory preset configurations.
COMSPHERE 3800 Series Modems 4-14 November 1996 3810-A2-GB30-20 • On initial power -up, the modem is in Command mode. T o verify that the modem is connected and functioning properly , enter the following: TYPE: AT PRESS: Return (Enter) The screen displays OK.
DCP Operation 4-15 3810-A2-GB30-20 November 1996 Diagnostic Control Panel Security Access NOTE This page of the manual is self-supporting and can be removed to prevent unwanted knowledge of the DCP security access selections. Use the DCP security access function to ‘ ‘lock” the DCP of any 3800 Series modem and prevent unwanted user access.
5-1 3810-A2-GB30-20 November 1996 Call Setup Branch Overview 5-1 ă . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Call Setup Branch 5-2 ă . . . . . . .
COMSPHERE 3800 Series Modems 5-2 November 1996 3810-A2-GB30-20 Call Setup Branch In the following descriptions, the shaded key indicates what key to press to perform the described operation. T o access the Call Setup branch from the T op-Level menu, select Call_Setup: F1 Idle: 19.
Call Setup Branch 5-3 3810-A2-GB30-20 November 1996 Disconnect Disconnect allows the modem to go on-hook (hang up). Use this function when you want to disconnect an established call on a dial line. NOTE When the Model 3820 is configured for leased-line operation, this function is not available and is not displayed on the LCD.
COMSPHERE 3800 Series Modems 5-4 November 1996 3810-A2-GB30-20 Dial Standby/Return to Dial The Dial Standby and Return to Dial functions appear on the LCD only after the Model 3810 or Model 381 1, operating on leased lines, is placed into dial backup.
Call Setup Branch 5-5 3810-A2-GB30-20 November 1996 F1 Dial Standby Command Complete F2 F3 If the modem is operating in a Dial Backup mode, the Dial Standby function forces the modem to leased lines and displays the status message Command Complete . Once the modem is in Dial Standby mode, the Return to Dial function appears on the LCD.
COMSPHERE 3800 Series Modems 5-6 November 1996 3810-A2-GB30-20 F1 01 : 9W5556789 z Nxt ąąąĄ "# F2 F3 T o save the number just entered, scroll to the next directory location by selecting Nxt or press the " or # key . The number is now stored in nonvolatile memory .
6-1 3810-A2-GB30-20 November 1996 T alk /Data Branch Overview 6-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T alk/Data Branch 6-1 . . . . . . . . .
COMSPHERE 3800 Series Modems 6-2 November 1996 3810-A2-GB30-20 Manual Dialing when the Remote Modem Is Configured for Auto-Answer If you are originating a call using a telephone and the remote modem is configured for Auto-Answer , perform the following procedure.
7-1 3810-A2-GB30-20 November 1996 Status Branch Overview 7-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Status Branch 7-2 . . . . . . . . . . . . . .
COMSPHERE 3800 Series Modems 7-2 November 1996 3810-A2-GB30-20 Status Branch To access Status from the T op-Level menu, make the following selections: F1 Idle : 19.2 Tlk/Data Status F2 F3 Press the key until Status appears. Select Status. VF VF displays the condition of the dial or leased-line connection.
Status Branch 7-3 3810-A2-GB30-20 November 1996 Identity Identity displays the modem’ s serial number , model number , firmware revision level, hardware part number and firmware part number . Retrieval of this information is useful if you are purchasing additional or replacement modems and/or making firmware upgrades.
COMSPHERE 3800 Series Modems 7-4 November 1996 3810-A2-GB30-20 DTE DTE displays the state and/or activity of the EIA-232-D interface leads: LSD, DTR, DSR, T st, TXD, RXD, R TS, and CTS signals are monitored. The interface leads status is updated every 5 seconds.
Status Branch 7-5 3810-A2-GB30-20 November 1996 Options The Options Status function displays all optional firmware features currently installed in the modem (for example, V .29, V .33, and dial network management). If no firmware options are installed, None_Installed appears on the LCD.
8-1 3810-A2-GB30-20 November 1996 T est Branch Overview 8-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T est Branch 8-2 . . . . . . . . . . . . . . .
COMSPHERE 3800 Series Modems 8-2 November 1996 3810-A2-GB30-20 T est Branch To access the T est branch from the T op-Level menu, make the following selections: F1 Idle : 19.2 Status T est F2 F3 Press the key until T est appears. Select T est. Abort Abort ends any test that is in progress and brings the modem back to the normal mode of operation.
T est Branch 8-3 3810-A2-GB30-20 November 1996 Loc Analog Loop Loc Analog Loop performs a local analog loopback (CCITT V .54 Loop 3), Figure 8-1, that verifies modem operation as well as the connection between the DTE and modem. The modem must be of fline to perform this test, otherwise Invalid Command appears.
COMSPHERE 3800 Series Modems 8-4 November 1996 3810-A2-GB30-20 Rem Digital Loop Rem Digital Loop performs a remote digital loopback (CCITT V .54 Loop 2), Figure 8-2. This test can verify the integrity of the local modem, the communications link, and the remote modem.
T est Branch 8-5 3810-A2-GB30-20 November 1996 Loc Digital Loop Loc Digital Loop is issued by a local modem and forces it to loopback any data received from the remote modem (Figure 8-3). (This test operates the same as a CCITT V .54 Loop 2 except it is issued at your modem.
COMSPHERE 3800 Series Modems 8-6 November 1996 3810-A2-GB30-20 Pattern Pattern can transmit and receive a 51 1 bit error rate test pattern. It can also be used with a local analog loopback or a remote digital loopback to simulate data passing through the modem.
T est Branch 8-7 3810-A2-GB30-20 November 1996 Figure 8-6. End-to-End Pattern T est T o access Pattern from the T est branch, make the following selections: F1 T est : > Pattern F2 F3 Press the key until Pattern appears. Select Pattern to start this test.
9-1 3810-A2-GB30-20 November 1996 Configure Branch Overview 9-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Configure Branch 9-4 . . . . . . . . . . .
COMSPHERE 3800 Series Modems 9-2 November 1996 3810-A2-GB30-20 Figures 9-1 and 9-2 graphically display the interaction between the edit area and configuration areas as viewed from the perspective of the DCP and the A T command set.
Configure Branch 9-3 3810-A2-GB30-20 November 1996 Active (Saved) (A TZ0, A TZ3) LOAD Active (Operating) USING AT Z OR A T&F COMMAND Active (Operating) CHANGES MADE USING ANY AT COMMAND IMMEDIA TE.
COMSPHERE 3800 Series Modems 9-4 November 1996 3810-A2-GB30-20 Configure Branch The Configure branch of the T op-Level menu contains all of the modem’ s configuration options (straps) which determine how the modem operates. These configuration options are accessed by scrolling down and across various levels of the Configure branch.
Configure Branch 9-5 3810-A2-GB30-20 November 1996 The Configure branch consists of the following three levels: • Ld EditAr ea frm. Allows the selection of the Active (Operating), Active (Saved), Customer 1, Customer 2, and Factory configuration areas.
COMSPHERE 3800 Series Modems 9-6 November 1996 3810-A2-GB30-20 Select Nxt until RemAccssPasswrd appears. F1 RemAccssPasswrd Nxt ąĄ ° 0 0000000 F2 F3 Select the F2 ( ° ) key to increment password values. F1 RemAccssPasswrd Nxt ąĄ ° 0 0000000 F2 F3 Press the key to move the cursor to the next position.
Configure Branch 9-7 3810-A2-GB30-20 November 1996 Configuration T ables The modem’ s configuration options are arranged into eight groups based upon functionality: DTE Interface (T able 9-1), DTE Dialer (T able 9-2), Line Dialer (T able 9-3), Dial Line (T able 9-4), Leased Line (T able 9-5), V .
COMSPHERE 3800 Series Modems 9-8 November 1996 3810-A2-GB30-20 T able 9-1 (1 of 7) DTE Interface Configuration Options Async/Sync Mode: Async Nxt Async Sync Asynchronous/Synchronous Mode. Determines whether the modem operates in Asynchronous mode or Synchronous mode.
Configure Branch 9-9 3810-A2-GB30-20 November 1996 T able 9-1 (2 of 7) DTE Interface Configuration Options Parity Bit: None Nxt None Even Odd Mark Space Parity Bit. Determines type of parity bit. The parity of the DTE must match the parity of the modem.
COMSPHERE 3800 Series Modems 9-10 November 1996 3810-A2-GB30-20 T able 9-1 (3 of 7) DTE Interface Configuration Options DTR Action: Ignore Nxt Stndrd_RS232 Ignore CntrlsOnHook Off=ReloadStrp Off=CmdMode CntrlsTXMute Data T erminal Ready Action. DTR is a signal from the DTE to the modem indicating that the DTE is connected and ready for operation.
Configure Branch 9-1 1 3810-A2-GB30-20 November 1996 T able 9-1 (4 of 7) DTE Interface Configuration Options DSR Control (cont’d) Delay to Data – Operation is similar to the Standard RS232 setting except that DSR does not turn ON until the modem enters Data mode.
COMSPHERE 3800 Series Modems 9-12 November 1996 3810-A2-GB30-20 T able 9-1 (5 of 7) DTE Interface Configuration Options CTS Control: Forced_On Nxt Forced_On Stndrd_RS232 WinkWhenDisc Follows_DTR Clear-to-Send Control. CTS is a signal from the modem to the DTE indicating that it can accept data from the DTE.
Configure Branch 9-13 3810-A2-GB30-20 November 1996 T able 9-1 (6 of 7) DTE Interface Configuration Options LSD Control: Stndrd_RS232 Nxt Stndrd_RS232 Forced_On WinkWhenDisc Follows_DTR Sim_Cntrl_Car =DTR/DiscOff BridgeRetrain Line Signal Detect Control.
COMSPHERE 3800 Series Modems 9-14 November 1996 3810-A2-GB30-20 T able 9-1 (7 of 7) DTE Interface Configuration Options CT1 1 1_Rate Cntl: Disable Nxt Disable Fallback1 Fallback2 CT1 1 1 Rate Control. Allows the DTE to control modem rate via Pin 23 of the EIA-232-D interface.
Configure Branch 9-15 3810-A2-GB30-20 November 1996 DTE Dialer The DTE Dialer configuration options establish the DTE-to-modem protocol for call establishment and control.
COMSPHERE 3800 Series Modems 9-16 November 1996 3810-A2-GB30-20 T able 9-2 (2 of 5) DTE Dialer Configuration Options *A T Escape Char: 043 ASCI Nxt " 043 ASCI A T Escape Character . The escape sequence (+++) allows you to move back and forth between Command mode and Data mode.
Configure Branch 9-17 3810-A2-GB30-20 November 1996 T able 9-2 (3 of 5) DTE Dialer Configuration Options *Backspace Char: 008 ASCI Nxt ↑ 008 ASCI Backspace Character . Sets the character used to perform a backspace in Command mode. The factory default is 08 (ASCII backspace character).
COMSPHERE 3800 Series Modems 9-18 November 1996 3810-A2-GB30-20 T able 9-2 (4 of 5) DTE Dialer Configuration Options *ResultCode Form: Words Nxt Words Numbers (1) Numbers (2) Result Codes Format. Controls whether or not result codes appear as words or as numeric codes.
Configure Branch 9-19 3810-A2-GB30-20 November 1996 T able 9-2 (5 of 5) DTE Dialer Configuration Options V .25b NewLineChr: CR+LF Nxt CR+LF CR LF V .25bis New Line Character . Sets the modem for the command line terminator used by the DTE in V .25bis Async mode.
COMSPHERE 3800 Series Modems 9-20 November 1996 3810-A2-GB30-20 Line Dialer The Line Dialer configuration options establish parameters used by the modem to answer or originate calls.
Configure Branch 9-21 3810-A2-GB30-20 November 1996 T able 9-3 (2 of 6) Line Dialer Configuration Options Blind Dial Paus: 2sec Nxt 2sec 4sec 6sec 8sec 10sec 20sec Blind Dial Pause. Determines how long the modem waits before dialing a telephone number when DialT one Detect is disabled.
COMSPHERE 3800 Series Modems 9-22 November 1996 3810-A2-GB30-20 T able 9-3 (3 of 6) Line Dialer Configuration Options Fast Disconnect: Disable Nxt Disable Enable Fast Disconnect. Allows the modem to disconnect immediately after receiving a disconnect command from a local DTE or its own diagnostic control panel.
Configure Branch 9-23 3810-A2-GB30-20 November 1996 T able 9-3 (4 of 6) Line Dialer Configuration Options No Carrier Disc: 2sec Nxt 2sec 5sec Disable 10sec 20sec No Carrier Disconnect. If the modem no longer receives carrier from the remote modem, it disconnects the call.
COMSPHERE 3800 Series Modems 9-24 November 1996 3810-A2-GB30-20 T able 9-3 (5 of 6) Line Dialer Configuration Options Auto Make Busy: Disable Nxt Disable Enable Automatic Make Busy .
Configure Branch 9-25 3810-A2-GB30-20 November 1996 T able 9-3 (6 of 6) Line Dialer Configuration Options MI/MIC Dialing: Disable End Disable Enable MI/MIC Dialing. Also known as D-Lead signaling, is required by some PBX systems, older data phones, and security callback systems.
COMSPHERE 3800 Series Modems 9-26 November 1996 3810-A2-GB30-20 Dial Line The Dial Line configuration options are used to configure the modem for operation over dial lines.
Configure Branch 9-27 3810-A2-GB30-20 November 1996 T able 9-4 (2 of 3) Dial Line Configuration Options V32bis Autorate: Enable Nxt Enable Disable StartAt48 StartAt96 Enable – Once connected, the modem automatically lowers the line rate if line conditions become impaired.
COMSPHERE 3800 Series Modems 9-28 November 1996 3810-A2-GB30-20 T able 9-4 (3 of 3) Dial Line Configuration Options V32bis T rain: Long Nxt Long Short V .32bis Train. Controls V .32bis and V .32 train. Determines whether minimum or maximum time durations are used during the V .
Configure Branch 9-29 3810-A2-GB30-20 November 1996 Leased Line The Leased Line configuration options are used to configure the modem for operation over leased lines.
COMSPHERE 3800 Series Modems 9-30 November 1996 3810-A2-GB30-20 T able 9-5 (2 of 5) Leased Line Configuration Options V32bis Autorate: Enable Nxt Enable Disable V .32bis Autorate. Once connected, the modem automatically lowers the line rate if line conditions become impaired.
Configure Branch 9-31 3810-A2-GB30-20 November 1996 T able 9-5 (3 of 5) Leased Line Configuration Options BdLn Auto Orig: Disable Nxt Disable Enable FastBackup 2_min 5_min 10_min Bad Lines Auto Originate. Allows the modem to dial the number stored in directory location 1 to restore communications with the remote modem when the leased lines fail.
COMSPHERE 3800 Series Modems 9-32 November 1996 3810-A2-GB30-20 T able 9-5 (4 of 5) Leased Line Configuration Options Rate Auto Orig: Disable Nxt Disable OnFlBkT o48 OnFlBkT o72 OnFlBkT o96 OnFlBkT o120 OnFlBkT o144 OnFlBkT o168 Rate Auto Originate.
Configure Branch 9-33 3810-A2-GB30-20 November 1996 T able 9-5 (5 of 5) Leased Line Configuration Options AutoDialStandby: Disable Nxt Disable 15min 30min 1hr 4hr T est(2min) Adv15min Adv30min Adv1hr AdvT est2min Automatic Dial Standby .
COMSPHERE 3800 Series Modems 9-34 November 1996 3810-A2-GB30-20 V .42/MNP/Buffer V .42/MNP/Buf fer configuration options determine the type of error correction and flow control used by the modems and attached DTEs. Some choices within this group may not appear depending upon how previous configuration options have been selected.
Configure Branch 9-35 3810-A2-GB30-20 November 1996 T able 9-6 (2 of 6) V .42/MNP/Buffer Configuration Options *Err Contrl Mode (cont.) Direct Mode – Modem connects at a data rate equal to or less than the initial DTE interface rate. (The modem never connects at a data rate greater than the initial DTE rate.
COMSPHERE 3800 Series Modems 9-36 November 1996 3810-A2-GB30-20 T able 9-6 (3 of 6) V .42/MNP/Buffer Configuration Options *EC Negotiat Bfr: Disable Nxt Disable Enable Disab&Switch Error Control Negotiate Buf fer .
Configure Branch 9-37 3810-A2-GB30-20 November 1996 T able 9-6 (4 of 6) V .42/MNP/Buffer Configuration Options *Flw Cntl of Mdm: Disable Nxt Disable XON/XOFF RTS_to_Mdm Flow Control of Modem. Determines how the DTE controls the flow of data from the modem.
COMSPHERE 3800 Series Modems 9-38 November 1996 3810-A2-GB30-20 T able 9-6 (5 of 6) V .42/MNP/Buffer Configuration Options *Break Buffr Ctl: Keep_Data Nxt Keep_Data Discard_Data Break Buffer Control. Determines if data stored in the modem’ s buffer is saved or discarded when the DTE issues a break sequence.
Configure Branch 9-39 3810-A2-GB30-20 November 1996 T able 9-6 (6 of 6) V .42/MNP/Buffer Configuration Options *RxBuffDiscDelay: Disable Nxt 0sec 60sec Disable Receive Buffer Disconnect Delay .
COMSPHERE 3800 Series Modems 9-40 November 1996 3810-A2-GB30-20 T ests The T ests configuration options determine specifics, such as the duration of a test, for the various diagnostic tests available to the modem.
Configure Branch 9-41 3810-A2-GB30-20 November 1996 T able 9-7 (2 of 2) T est Configuration Options V54 Address: Disable Nxt Disable (Address V alues) V .54 Address. Determines which remote 3800 Series modem is placed into a remote loopback test. This can be either a remote digital loopback or local analog loopback.
COMSPHERE 3800 Series Modems 9-42 November 1996 3810-A2-GB30-20 Misc The Miscellaneous configuration options determine specifics for various functions, including network management parameters and remote modem access.
Configure Branch 9-43 3810-A2-GB30-20 November 1996 T able 9-8 (2 of 4) Miscellaneous Configuration Options Speaker V olume: Medium Nxt Medium Low High Speaker V olume.
COMSPHERE 3800 Series Modems 9-44 November 1996 3810-A2-GB30-20 T able 9-8 (3 of 4) Miscellaneous Configuration Options *NetMngmtAddress: 256 Nxt " 256 Network Management Address. Determines the address used when accessing a locally attached modem from the 6700 Series NMS.
Configure Branch 9-45 3810-A2-GB30-20 November 1996 T able 9-8 (4 of 4) Miscellaneous Configuration Options *NetworkPosition: T ributary Nxt T ributary Control Network Position Identification. Each modem must be identified either as a control modem or a tributary modem.
COMSPHERE 3800 Series Modems 9-46 November 1996 3810-A2-GB30-20 Security Configuration Options The Security Configuration Options group allows you to view and set dial access security parameters. This group appears only if the dial access security feature has been installed.
Configure Branch 9-47 3810-A2-GB30-20 November 1996 T able 9-9 (2 of 2) Security Configuration Options *DTE_PW_BkSpChar: 008 Nxt " 008 DTE Password Backspace Character . Sets the character that is used to perform a backspace in security mode. This character can be set to any ASCII value from 0 to 127.
10-1 3810-A2-GB30-20 November 1996 Control Branch Overview 10-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Control Branch 10-1 . . . . . . . . . . .
COMSPHERE 3800 Series Modems 10-2 November 1996 3810-A2-GB30-20 Speaker Speaker allows you to make temporary adjustments to the modem’ s speaker volume. Upon a reset, speaker volume returns to its configured setting. For more information on speaker settings, refer to the Misc section in Chapter 9.
Control Branch 10-3 3810-A2-GB30-20 November 1996 Make Busy/Remove Make Busy The Make Busy function forces the modem of f-hook so it cannot answer a call. This is often used with PBX systems to permit the busy out of a PBX port for rotary or hunt groups.
COMSPHERE 3800 Series Modems 10-4 November 1996 3810-A2-GB30-20 A T Command Equivalent There is no A T Command Equivalent for Service Line. DownLoad Code The Download Code function sets parameters within the modem when transferring firmware to a remote modem or when receiving firmware upgrades from a locally attached PC-based controller .
Control Branch 10-5 3810-A2-GB30-20 November 1996 At this point, if you do not want to continue this process, abort the transfer by selecting any function key . This returns the modem to the T op-Level menu. However , to continue with the transfer , press the key to display the Reprogram_Remote selection.
COMSPHERE 3800 Series Modems 10-6 November 1996 3810-A2-GB30-20 As data banks are transferred, the local and remote LCD’ s bottom line displays the status of the download process, and the number of records sent versus the total number of records for that bank.
1 1-1 3810-A2-GB30-20 November 1996 Remote Branch Overview 1 1-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Remote Branch 1 1-2 . . . . . . . . . . .
COMSPHERE 3800 Series Modems 1 1-2 November 1996 3810-A2-GB30-20 Remote Branch The following conditions must be met before using the Remote branch: • A connection using either the dial network or leased lines must be established. • The Access from Remote configuration option must be enabled in the remote modem.
Remote Branch 1 1-3 3810-A2-GB30-20 November 1996 F1 Online : 19.2 Control ExitRem F2 F3 If the remote modem accepts the password and the entry is successful, the T op-Level menu of the remote modem (Figure 1 1-1) appears on the local modem’ s LCD.
12-1 3810-A2-GB30-20 November 1996 Security Overview 12-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Originate Access Security 12-2 . . . . . . . . .
COMSPHERE 3800 Series Modems 12-2 November 1996 3810-A2-GB30-20 Originate Access Security Originate Access lets you control who can originate a call from a local modem via the A T command set. This is useful in LAN and modem pooling applications. W ith Originate Access security , a local user ’ s password is embedded in the A T dial command.
Security 12-3 3810-A2-GB30-20 November 1996 NOTE While pulse dial can be used to originate the call, DTMF tones must be used for the password. This can be accomplished by using the P and T modifiers appropriately . Refer to the Dial command in Chapter 14, AT Command Set and S-Registers , for more on modifiers.
COMSPHERE 3800 Series Modems 12-4 November 1996 3810-A2-GB30-20 Security Branch The Security branch of the T op-Level menu allows you to change and save parameters that are critical to the dial access security password database.
Security 12-5 3810-A2-GB30-20 November 1996 Set Access Ctrl Set Access Control allows you to change security configuration. This function is protected by an Administrative Password. The Reset Security function allows you to reset the Administrative Password, but results in erasure of the modem’ s security database.
COMSPHERE 3800 Series Modems 12-6 November 1996 3810-A2-GB30-20 EditPasswdT able The Password T able is the modem’ s security database. It contains all essential information for each password stored in the modem’ s nonvolatile memory . The information associated with each password is known as a record.
Security 12-7 3810-A2-GB30-20 November 1996 T able 12-1 Edit Password T able Group Options PsWdT ype xxxx Nxt Cleared DTE_Entry VF_Entry VF_plus_DTE Password T ype. Indicates whether this index location is configured for VF-side password, DTE-side password, or both.
COMSPHERE 3800 Series Modems 12-8 November 1996 3810-A2-GB30-20 Set Answer Sec Set Answer Security determines if dial access security is enabled or disabled.
Security 12-9 3810-A2-GB30-20 November 1996 Set Orig Sec Set Originate Security controls whether or not the modem can originate a call using A T commands when the dial access security feature is installed. This method of outbound security only applies to modems originating a call.
COMSPHERE 3800 Series Modems 12-10 November 1996 3810-A2-GB30-20 Set Admin PsWd Set Administrative Password is used to change the Administrative Password value. The Administrative Password is an 8-digit decimal number that allows authorized users to enter the Access Security Control function.
Security 12-1 1 3810-A2-GB30-20 November 1996 F1 Reset Security < Erase_All_PassWd F2 F3 To reset security , press until Erase_All_PassWd appears on the LCD. Select Erase_All_PassWd. The entire security database is erased and the Administrative Password defaults to the Reset Default password value.
COMSPHERE 3800 Series Modems 12-12 November 1996 3810-A2-GB30-20 A DTE-side password is entered after the modems have trained, but before a normal connection is established. The following example illustrates how to enter a DTE-side password: TYPE: abc123 PRESS: Enter Where: abc123 is a 10-alphanumeric character password.
Security 12-13 3810-A2-GB30-20 November 1996 T able 12-5 is an example of a database table with passwords configured for DTE Entry only . This type of password is entered via the originating user ’ s DTE. T able 12-6 is an example of a security database table that uses a mixture of VF and DTE passwords.
COMSPHERE 3800 Series Modems 12-14 November 1996 3810-A2-GB30-20 T able 12-7 is an example of a security database table that uses paired VF and DTE passwords for use in VF_w/_DTE answer security mode.
13-1 3810-A2-GB30-20 November 1996 Fax Operation Overview 13-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Fax Operation 13-1 . . . . . . . . . . . .
COMSPHERE 3800 Series Modems 13-2 November 1996 3810-A2-GB30-20 There are no Diagnostic Control Panel (DCP) functions unique to fax operation. If your fax software requires that you change the configuration of your modem, see the appropriate sections of Chapter 9, Configur e Branch .
14-1 3810-A2-GB30-20 November 1996 A T Command Set and S-Registers Overview 14-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Operating Modes 14-1 . .
COMSPHERE 3800 Series Modems 14-2 November 1996 3810-A2-GB30-20 Use the O command to return to Data mode from online Command mode. Enter the following command: TYPE: AT O PRESS: Enter Command Guidelines Review the following guidelines before using any A T Commands.
A T Command Set and S-Registers 14-3 3810-A2-GB30-20 November 1996 A T Command Format AT commands are entered in Command mode using the following format: TYPE: AT Xn Where: X is the A T command and n is the specific value for that command.
COMSPHERE 3800 Series Modems 14-4 November 1996 3810-A2-GB30-20 T able 14-1 (2 of 12) 3800 Series A T Commands AT Command Front Panel Branch Description D n (cont’d) W or + – W ait for dial tone. Modem waits for a second dial tone before processing the dial string.
A T Command Set and S-Registers 14-5 3810-A2-GB30-20 November 1996 T able 14-1 (3 of 12) 3800 Series A T Commands AT Command Front Panel Branch Description I n Identification I 0 Displays product code; default is 144. I 1 Displays 3-digit firmware revision number .
COMSPHERE 3800 Series Modems 14-6 November 1996 3810-A2-GB30-20 T able 14-1 (4 of 12) 3800 Series A T Commands AT Command Front Panel Branch Description V n Result Code Format V0 Displays result codes in Number (1) format digits. V1 Displays result codes as text.
A T Command Set and S-Registers 14-7 3810-A2-GB30-20 November 1996 T able 14-1 (5 of 12) 3800 Series A T Commands AT Command Front Panel Branch Description &C n LSD Control &C0 Forced On. LSD on at all times. &C1 Standard RS232. LSD is on when the remote modem’ s carrier signal is detected.
COMSPHERE 3800 Series Modems 14-8 November 1996 3810-A2-GB30-20 T able 14-1 (6 of 12) 3800 Series A T Commands AT Command Front Panel Branch Description &F n (cont’d) If your modem is attached to a cellular telephone, use the &F5 command to configure the modem for cellular communications.
A T Command Set and S-Registers 14-9 3810-A2-GB30-20 November 1996 T able 14-1 (7 of 12) 3800 Series A T Commands AT Command Front Panel Branch Description & I Dial T ransmit Level When Dial T ransmit Level T ype is set to Permissive, & I n sets Dial T ransmit Level to a value between –10 and –32 dBm.
COMSPHERE 3800 Series Modems 14-10 November 1996 3810-A2-GB30-20 T able 14-1 (8 of 12) 3800 Series A T Commands AT Command Front Panel Branch Description &M n and &Q n Async/Sync Mode and DTE Dialer T ype &M0, &Q0 Modem operates in Asynchronous mode and uses A T Command protocol.
A T Command Set and S-Registers 14-1 1 3810-A2-GB30-20 November 1996 T able 14-1 (9 of 12) 3800 Series A T Commands AT Command Front Panel Branch Description &T n T ests &T0 Abort. Stops any test in progress. &T1 Local Analog Loop. &T2 Pattern.
COMSPHERE 3800 Series Modems 14-12 November 1996 3810-A2-GB30-20 T able 14-1 (10 of 12) 3800 Series A T Commands AT Command Front Panel Branch Description A n Maximum Frame Size A0 64 A1 128 A2 192 A3 256 A4 32 A5 16 ConfigureEdit V42/MNP/ Buffer C n Error Control Negotiate Buffer C0 Disable.
A T Command Set and S-Registers 14-13 3810-A2-GB30-20 November 1996 T able 14-1 (1 1 of 12) 3800 Series A T Commands AT Command Front Panel Branch Description Q n Flow Control of DTE, Flow Control of .
COMSPHERE 3800 Series Modems 14-14 November 1996 3810-A2-GB30-20 T able 14-1 (12 of 12) 3800 Series A T Commands AT Command Front Panel Branch Description %B n (cont’d) Modulation and Data Rate can also be set using S-register S41.
A T Command Set and S-Registers 14-15 3810-A2-GB30-20 November 1996 S-Register List S-registers affect the operating parameters of the 3800 Series modems. S-registers are only applicable when the DTE Dialer T ype configuration option is set for A T . (See &M n command.
COMSPHERE 3800 Series Modems 14-16 November 1996 3810-A2-GB30-20 T able 14-2 (1 of 1 1) 3800 Series S-Registers S-Register Description Front Panel Branch S0 Auto-Answer Ring Number Register determines number of rings the modem will count before automatically answering a call.
A T Command Set and S-Registers 14-17 3810-A2-GB30-20 November 1996 T able 14-2 (2 of 1 1) 3800 Series S-Registers S-Register Front Panel Branch Description S8 ‘ ‘,” Pause Time for the Dial Modifier Register determines how long (in seconds) the modem pauses when it encounters a comma (,) in the Dial command string.
COMSPHERE 3800 Series Modems 14-18 November 1996 3810-A2-GB30-20 T able 14-2 (3 of 1 1) 3800 Series S-Registers S-Register Front Panel Branch Description S35 Auto Redial (Leased Line) Auto Redial allows repeated automatic dial backup attempts by specifying the range of Directory Locations that can be tried.
A T Command Set and S-Registers 14-19 3810-A2-GB30-20 November 1996 T able 14-2 (4 of 1 1) 3800 Series S-Registers S-Register Front Panel Branch Description S38 DTR Cont Repeat Determines whether automatic dialing of dial backup directory locations will be repeated continuously , or halted after the first pass.
COMSPHERE 3800 Series Modems 14-20 November 1996 3810-A2-GB30-20 T able 14-2 (5 of 1 1) 3800 Series S-Registers S-Register Front Panel Branch Description S43 V .32bis T rain Register controls the modem’ s train time for V .32bis/V .32 mode. Register has the following values: 0 = Long 1 = Short Factory setting is Long.
A T Command Set and S-Registers 14-21 3810-A2-GB30-20 November 1996 T able 14-2 (6 of 1 1) 3800 Series S-Registers S-Register Front Panel Branch Description S47 Auto Dial Standby Register determines if the modem performs an automatic dial standby if in Dial Backup mode.
COMSPHERE 3800 Series Modems 14-22 November 1996 3810-A2-GB30-20 T able 14-2 (7 of 1 1) 3800 Series S-Registers S-Register Front Panel Branch Description S53 V .54 Address Identifies the address of the modem to be placed in a loopback test. Register has the following values: 0 = Disable 1–34 = Modem address Factory setting is Disable.
A T Command Set and S-Registers 14-23 3810-A2-GB30-20 November 1996 T able 14-2 (8 of 1 1) 3800 Series S-Registers S-Register Front Panel Branch Description S62 V .25bis Coding Register identifies to the modem the type of coding used by the DTE while in V .
COMSPHERE 3800 Series Modems 14-24 November 1996 3810-A2-GB30-20 T able 14-2 (9 of 1 1) 3800 Series S-Registers S-Register Front Panel Branch Description S69 Make Busy Via DTR Register determines if the modem goes of f-hook (busy) when DTR is Off. Register has the following values: 0 = Disable 1 = Enable Factory setting is Disable.
A T Command Set and S-Registers 14-25 3810-A2-GB30-20 November 1996 T able 14-2 (10 of 1 1) 3800 Series S-Registers S-Register Front Panel Branch Description S80 No Data Disconnect T rigger Signal Reg.
COMSPHERE 3800 Series Modems 14-26 November 1996 3810-A2-GB30-20 T able 14-2 (1 1 of 1 1) 3800 Series S-Registers S-Register Front Panel Branch Description S88 Straps When Disconnected Register determines whether the Active(Operating) area is reloaded upon a disconnect.
A-1 3810-A2-GB30-20 November 1996 Menu T ree Overview A-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Overview The following pages provide graphic representations of the general menu structure of the front panel or SDCP displays.
COMSPHERE 3800 Series Modems A-2 November 1996 3810-A2-GB30-20 Call_Setup Tlk/Data Status T est “Status” Dial Disconnect Answer Dial_Standby or Return_to_Dial Change_Directory Directory Locations .
Menu T ree A-3 3810-A2-GB30-20 November 1996 Configure Activ (Operating) Active (Saved) Customer1 Customer2 Factory Async_Dial Sync_Dial Sync_Leased UNIX_Dial Choose Mode Answer Originate Ld EditArea .
COMSPHERE 3800 Series Modems A-4 November 1996 3810-A2-GB30-20 Control Remote Speaker Reset Make_Busy or RemoveMakeBusy Service_Line or DiscServLine Download Code Secondary Prim (data blckd) ( ExitRem appears instead of Remote when using Remote Mode) Only appears if optional dial access security feature is installed.
B-1 3810-A2-GB30-20 November 1996 Result Codes T able B-1 (1 of 2) Result Codes Numbers (1) Numbers (2) Word Description 0 0 OK Command executed 1 1 CONNECT Modem connected to line 2 2 RING Modem rece.
COMSPHERE 3800 Series Modems B-2 November 1996 3810-A2-GB30-20 T able B-1 (2 of 2) Result Codes Numbers (1) Description Word Numbers (2) 21 11 CONNECT 4800/ EC*** Connection at 4800 bps with error con.
C-1 3810-A2-GB30-20 November 1996 T roubleshooting Overview C-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Overview This appendix points out basic problems that can occur when operating a 3800 Series modem.
COMSPHERE 3800 Series Modems C-2 November 1996 3810-A2-GB30-20 T able C-2 Modem – DTE Connection Symptom Action Modem does not accept or echo back A T commands V erify that the cable between the Async port of the DTE and the modem is a standard RS-232 cable.
T roubleshooting C-3 3810-A2-GB30-20 November 1996 T able C-3 (2 of 2) Modem – VF Connection Symptom Action Originate Mode V erify that the modem’s DTE Dialer configuration option is set to the correct setting: either A T , DTR Dialing, V .25bis Async, V .
COMSPHERE 3800 Series Modems C-4 November 1996 3810-A2-GB30-20 T able C-4 Online Operation Symptom Action Data scrambled V erify that the character format (data bits, parity , and stop bits) is set to the same value in both modems.
D-1 3810-A2-GB30-20 November 1996 T echnical Specifications T echnical Specifications D-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T echnical Specifications T able D-1 shows the technical specifications for the 3800 Series modems.
COMSPHERE 3800 Series Modems D-2 November 1996 3810-A2-GB30-20 T able D-1 (2 of 4) T echnical Specifications for 3800 Series Modems Specifications Description COMP A TIBILITY DIAL-LINE MODULA TIONS V .32 terbo (19,200, 16,800 bps) CCITT V .32bis (14,400, 12,000, 9600, 7200, 4800 bps) CCITT V .
T echnical Specifications D-3 3810-A2-GB30-20 November 1996 T able D-1 (3 of 4) T echnical Specifications for 3800 Series Modems Specifications Description DIMENSIONS Weight 2.5 pounds (1.14 kg) Model 3810 and Model 3820 (not including power transformer) 1.
COMSPHERE 3800 Series Modems D-4 November 1996 3810-A2-GB30-20 T able D-1 (4 of 4) T echnical Specifications for 3800 Series Modems Specifications Description LEASED-LINE CONNECTIVITY Model 3810 Model.
E-1 3810-A2-GB30-20 November 1996 Pin Assignments Overview E-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . EIA-232-D Pin Assignment E-1 . . . . . .
COMSPHERE 3800 Series Modems E-2 November 1996 3810-A2-GB30-20 T able E-1 EIA-232-D Pin Assignments RS-232 Pin Name EIA Circuit CCITT Signal Source Circuit Function 1 — AA 101 — Shield 2 TXD BA 10.
Pin Assignments E-3 3810-A2-GB30-20 November 1996 EIA RS-366-A Pin Assignments T able E-2 lists the EIA-366-A pin assignments for the modem. T able E-2 EIA RS-366-A Pin Assignments RS-366-A Pin Name C.
COMSPHERE 3800 Series Modems E-4 November 1996 3810-A2-GB30-20 VF Connector Pin Assignments T ables E-3 and E-4 list the connector pin assignments for Model 3810 and Model 3820 modular jacks and the pin assignments for the TELCO jacks.
Pin Assignments E-5 3810-A2-GB30-20 November 1996 T able E-3 VF Connector Pin Assignments: Models 3810 and 3820 Pin 3810 Phone/Leased Connector (J6) 3810 Dial Connector (J7) 3820 Phone Connector 3820 .
F-1 3810-A2-GB30-20 November 1996 CCITT V .25bis Dialing Commands and Response Overview F-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Call Request Commands F-2 .
COMSPHERE 3800 Series Modems F-2 November 1996 3810-A2-GB30-20 Call Request Commands Call Request commands are issued from the DTE to the modem and are responsible for initiating any dial calls. Call Request commands include Call Request with Number Provided (CRN) and Call Request with Stored Memory Address Provided (CRS).
CCITT V .25bis Dialing Commands and Response F-3 3810-A2-GB30-20 November 1996 Call Answer Commands Call Answer commands disable or enable the modem’ s AutoAnswer function. These commands are issued from the DTE. Call Answer commands include Incoming Call (INC), Disregard Incoming Call (DIC) and Connect Incoming Call (CIC).
COMSPHERE 3800 Series Modems F-4 November 1996 3810-A2-GB30-20 Command Response A Command Response indicates that the command entered was a valid or invalid entry . Command Response includes V alid (V AL) and Invalid (INV). V alid (V AL) The V AL response indicates that the modem has accepted the V .
CCITT V .25bis Dialing Commands and Response F-5 3810-A2-GB30-20 November 1996 T able F-2 lists V .25bis response messages supported by the 3800 Series modems.
G-1 3810-A2-GB30-20 November 1996 Default Configuration Options Overview G-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Overview T able G-1 in this appendix lists all default configuration options for the four factory preset configurations.
COMSPHERE 3800 Series Modems G-2 November 1996 3810-A2-GB30-20 T able G-1 (2 of 4) Factory Default Configuration Options Configuration Option Sync Leased Answer/Originate Mode Default Settings Sync Di.
Default Configuration Options G-3 3810-A2-GB30-20 November 1996 T able G-1 (3 of 4) Factory Default Configuration Options Configuration Option Sync Leased Answer/Originate Mode Default Settings Sync Dial Default Settings Async Dial and UNIX Dial Default Settings DIAL LINE Dial Line Rate V .
COMSPHERE 3800 Series Modems G-4 November 1996 3810-A2-GB30-20 T able G-1 (4 of 4) Factory Default Configuration Options Configuration Option Sync Leased Answer/Originate Mode Default Settings Sync Dial Default Settings Async Dial and UNIX Dial Default Settings TESTS DTE RL (CT140) DTE LL (CT141) T est T imeout Receive Remote Loopback V .
H-1 3810-A2-GB30-20 November 1996 Equipment List Equipment Feature/Part Number Model 3810 (1 15V) 3810-A1-001 Model 3810 (220–240V) 3810-A1-301 Model 381 1 381 1-B1-001 Model 3820 (1 15V) 3820-A1-00.
Glossary-1 3810-A2-GB30-20 November 1996 Glossary Active (Operating) A configuration area containing configuration options currently in use by the modem. When a power cycle occurs, a reset is performed, or a save is issued using the DCP , this area is updated with the contents of Active (Saved).
COMSPHERE 3800 Series Modems Glossary-2 November 1996 3810-A2-GB30-20 automatic dial backup When leased-line operation fails, this function forces the modem to dial the telephone number stored in directory location 1; communication over the dial network continues with the remote modem.
Glossary Glossary-3 3810-A2-GB30-20 November 1996 CCITT V .17 A fax communications standard for modems operating half-duplex with synchronous data at 14,400 bps. CCITT V .22 A standard for modems operating full-duplex with asynchronous or synchronous data at 1200 bps over the dial network (PSTN).
COMSPHERE 3800 Series Modems Glossary-4 November 1996 3810-A2-GB30-20 Configure T op-Level menu branch that contains all the modem’ s configuration options. connector An outlet on equipment and cables that provides a connection. CSA Canadian Standards Association.
Glossary Glossary-5 3810-A2-GB30-20 November 1996 digital signal A signal composed of only two discrete values, representing the binary digits 0 and 1. directory location Nonvolatile memory that stores up to ten telephone numbers. Each directory location can have up to 40 characters entered.
COMSPHERE 3800 Series Modems Glossary-6 November 1996 3810-A2-GB30-20 Gr oup III A fax standard that specifies a rate of transmission of about one page per minute.
Glossary Glossary-7 3810-A2-GB30-20 November 1996 modem (Modulator/DEModulator). A device that transforms signals from digital to analog form and vice versa. modulation The process of varying some characteristics (usually amplitude, frequency , and/or phase) of a carrier wave to form data transmissions.
COMSPHERE 3800 Series Modems Glossary-8 November 1996 3810-A2-GB30-20 register A part of the modem’ s memory that contains values that determine the modem’ s operating characteristics. Remote A branch of the T op-Level menu that permits access to the DCP of another modem.
Glossary Glossary-9 3810-A2-GB30-20 November 1996 synchr onous transmission Data transmission that is synchronized by timing signals. Characters are sent at a fixed rate.
Index-1 3810-A2-GB30-20 November 1996 Index A A/ (Repeat Last Command), 14-3 Abort (T est branch), 8-2 ac power connection, 2-7 requirements, D-2 Access from Remote, 9-43 Access From Remote (S55), 14-.
COMSPHERE 3800 Series Modems Index-2 November 1996 3810-A2-GB30-20 Automatic Make Busy , 9-24 automatic redialing, 9-19, 9-24, 9-32, 14-19 AutoSync, 14-10 B Backspace Character , 9-17 Backspace Charac.
Index Index-3 3810-A2-GB30-20 November 1996 Directory Location 1 Callback (S67), 14-23 disabled commands, 9-42 Disconnect, 5-3 display , revision, serial, model numbers, 14-5 Download Code, 10-4 downl.
COMSPHERE 3800 Series Modems Index-4 November 1996 3810-A2-GB30-20 L LCD display , 4-6 LdEditAreafrm, 9-5 Leased Line Carrier On Level (S48), 14-21 Leased Line mode, 14-9 Leased Line Rate, 9-29, 14-20.
Index Index-5 3810-A2-GB30-20 November 1996 Repeat Last Command (A/), 14-3 replacing modems, 2-8, 3-4 Reset, 10-2 Reset and Load Active (Z), 14-6 Reset Security , 12-10 Result Codes Enable/Disable, 9-.
COMSPHERE 3800 Series Modems Index-6 November 1996 3810-A2-GB30-20 T T alk mode, 6-2 T alk/Data branch, 6-1 technical specifications, D-1 telephone connection, 2-7 telephone numbers, entering, 5-5 T e.
Een belangrijk punt na aankoop van elk apparaat Paradyne 3810 (of zelfs voordat je het koopt) is om de handleiding te lezen. Dit moeten wij doen vanwege een paar simpele redenen:
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In een situatie waarin je al een beziter van Paradyne 3810 bent, maar toch heb je de instructies niet gelezen, moet je het doen voor de hierboven beschreven redenen. Je zult dan weten of je goed de alle beschikbare functies heb gebruikt, en of je fouten heb gemaakt die het leven van de Paradyne 3810 kunnen verkorten.
Maar de belangrijkste taak van de handleiding is om de gebruiker bij het oplossen van problemen te helpen met Paradyne 3810 . Bijna altijd, zal je daar het vinden Troubleshooting met de meest voorkomende storingen en defecten #MANUAl# samen met de instructies over hun opplosinge. Zelfs als je zelf niet kan om het probleem op te lossen, zal de instructie je de weg wijzen naar verdere andere procedure, bijv. door contact met de klantenservice of het dichtstbijzijnde servicecentrum.
