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MGC-50/MGC-100 Hardware & Inst allation Manual Ve r s i o n 9 . 0.
Copyrig ht © 2 007 Poly com, Inc . All Ri gh ts Res erved Catalo g No. DOC21 93A Ve r s i o n 9 . 0 Propri etary and Confi dent ial The inf ormatio n contai ned herein is the sole inte llectual proper ty of Polycom, Inc.
Regulatory Notices United St ates Federal Communication Commission (FCC) Part 15: Cl ass A Statement. This equipment has been tested and found to comply with the li mits for a Class A digital device, pursuant to Part 15 of the F CC Rules.
electrical ground connections of the power utilit y , telephone lines and internal metall ic water pipe system, if pres ent, are connected t ogether . This precaution may be particularly important in rural areas.
MGC Hardware and Inst all a t ion Guide i T able of Content s Bef ore Yo u Be gin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1 MGC Unit Main Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3 MGC-50/MGC-100 Specifications .
T able of C ontent s ii Connecting the MGC-50 to the Operator Workstation ( PC) Directly via RS-232 (Opti onal) . . . . . . . 2-28 Connecting the MGC-50 to the Network . . . . . . . . . . . . . . 2-28 Connecting the MGC-50 to the ATM Netwo rk . . . . .
MGC Hardware and Inst all a t ion Guide iii Power Supply Cord . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-21 Fuse/Circuit Breaker (AC Power) . . . . . . . . . . . . . . . . . . . . . . . 4-22 Fans . . . . . . . . . . . . . . .
T able of C ontent s iv Video Module Architecture . . . . . . . . . . . . . . . . . . . . . . . . 4-58 Video+ Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-59 Video+ Module Architecture . . . . . . . . . . . . . . .
MGC Hardware and Inst all a t ion Guide v Cables For the MPI-8 Network Interface M odule . . . . . . . . A-6.
T able of C ontent s vi.
1-1 1 Before Y ou Begin The MGC-50 and the MGC-100 are high perfor mance, high capaci ty Multipo in t Co ntr o l Un it s (MC U) whi ch su ppor t up t o 48 ports for t he MGC- 50, and 96 por ts for the MGC-10 0. They utilize a variable por t bandwidth ranging from 56 to 1920 Kbps.
Chapter 1 - Before Y ou Begin 1-2 The system mee ts Internationa l T elecommunicati on Union - T elecommunication Standardizat ion Sector, (ITU-T , formerly CC ITT) standards f or multipoint mult imedia bridging devices, and meets ETS I standards f or telecommunicati on products.
MGC Hardware an d Ins t allation Manua l 1-3 MGC Unit Main Features The MGC uni t offer s the foll owing featu res: • Suppor ts a lar ge number of ports (48 for t he MGC-50, 96 for the MGC- 100) run.
Chapter 1 - Before Y ou Begin 1-4 MGC-50/MGC-100 Specifications T able 1-1 li sts the specif ications of t he MGC-50 and the MGC-100 unit s. T abl e 1 -1: MG C Spe cif ic ati ons Physical MG C-50 MGC-.
MGC Hardware an d Ins t allation Manua l 1-5 Channel aggregation H.221, BONDING, Mu lti-Rate (H0) Network i nterfaces ISDN: T1 PRI, E1 PRI, Multirate ISDN, NF AS, Lea sed lines-T 1/E1, Switche d 56 T1-CAS T1-CA S lines fo r Audio Only co nnection s AT M : 25 (FVC.
Chapter 1 - Before Y ou Begin 1-6 Operati ng ESD +8kV S torage ESD +15kV System Communicat ions MGC-50 /MGC-10 0 Integr ated schedu ler Y es API to 3rd p arty reserv ation sy stems Ye s Conferenc e Se.
MGC Hardware an d Ins t allation Manua l 1-7 AC Input 100-240 V AC, 50/6 0 Hz 100-240 V AC, 50/60 H z Power Consumption MGC-50 MG C-100 AC Ma ximum Power consum ption AC V oltag e - 10Amp at 100 V AC, 5 Amp at 240 V AC prot ect ed by a 12.5 Amp fu se.
Chapter 1 - Before Y ou Begin 1-8 Scope o f Manual This manual de scribes the MGC-50 an d the MGC-100 har dware and installation p rocedure. It is intend ed for service engineers, syste m administrators and system operators who need to install, configure and maintain the MGC u ni t.
MGC Hardware an d Ins t allation Manua l 1-9 Convention s Before using t his manual, it is important for you to un derstand the t erms and conventions used : • The term “C hoose” or “Double- click” is used when you need t o activate a menu c ommand or a command bu tton in th e dialog box.
Chapter 1 - Before Y ou Begin 1-10 List of Abbreviations The followin g is the list of a bbreviations use d throughout this manual: T able 1-2: Abbr eviations API Applica tion Programming Interface CS.
MGC Hardware an d Ins t allation Manua l 1-11 Inst allation an d Co nfig uration W ork flo w The MGC uni t installat ion and configur ation process i ncludes th e following main steps: Hardware Install a tio n, Software Installation, Datab ase Configur ation, Networ k Services def inition and the MGC uni t cards configurat ion.
Chapter 1 - Before Y ou Begin 1-12.
2-1 2 Hardware Inst allation This chapt er describes the unpacking a nd connection o f both the MGC+50 and the MGC+10 0, to the ISDN, T1-CAS, H.323, MPI or ser ial network t o the operato r workstati .
Chapter 2 - Hardware Inst allation 2-2 MGC-100 Hardware Inst allation Unp acking and Positioning the MGC-100 T o unpack and position the MGC-100: 1. When you receive your MGC-100 , inspect the equi pment for damage and verify that the compo nents match t he packing sli p.
MGC Hardware and Installation Manual 2-3 3. Release the cla sp locks at the bottom, and li ft the MGC- 100 top cover . Figu re 2-2: Unp acking the MGC-100 4. Lift the MGC-10 0 unit and remove the packagi ng material. 5. Lower the MGC-100 unit, placing it on the surface.
Chapter 2 - Hardware Inst allation 2-4 Mounting the MGC-100 on a 23” Rack The MGC-100 can be mounted to a 23” rack using the two mou nting plates that are pr e-insta lled on t he unit. 1. Make sure that the MCU i s turned OFF and it is di sconnected from the AC or DC power .
MGC Hardware and Installation Manual 2-5 6. Unscrew both MCU the side sc rews and remove bo th side pl ates. 7. From the inside of the MGC-100, screw the mounting bra ckets to both sides of th e MCU, securing th e screws in the mount ed nuts.
Chapter 2 - Hardware Inst allation 2-6 8. Place the MC U in a 2 3” rack and whil e supporting it, scre w the mounti ng brack et s to the rack se curing it with bolts an d self-lo c king nu ts. Mounting the MGC-100 on a 19” Rack The MGC-100 can b e mounted in a 19” rack using the mounting ki t (P/N- KIT2026A).
MGC Hardware and Installation Manual 2-7 1. Check that all the parts are i n the kit. The ki t should c ontai n the foll owin g i tems: 2. Make sure that the MCU power i s turned OFF and it is disconnected from the AC an d DC power . Remove the si de covers as described on page 2-4.
Chapter 2 - Hardware Inst allation 2-8 5. Carefully ro tate the MGC-10 0 counterclo ckwise 90°, maki ng sure the Cont rol Un it is at the bottom l eft. 6. While supporting the MGC -100, place it on the 19” rack and screw the bracket s to the rack, securi ng it with the screws and nuts sup plied wit h the rack.
MGC Hardware and Installation Manual 2-9 Connecting and Setting Up the MGC -100 Use the MGC-100 rear panel diag ram below for referenc e. Figure 2-5: MGC-100 R ear Panel w ith Externa l Connecto rs T .
Chapter 2 - Hardware Inst allation 2-10 MGC-100 Dongle MGC-100 is sh ipped with a serial dongle install ed on COM1 on th e MCU rear panel . The dongle i s required fo r normal opera tion of the MCU.
MGC Hardware and Installation Manual 2-11 T o connect to the -48DC power system: 1. Make sure the power swi tch is OFF . Tu rn off t he DC power distri bution unit.
Chapter 2 - Hardware Inst allation 2-12 5. Tu rn on the power by pressing on t he power switch loc ated on the rear panel o f the MGC-100 u nit. Connecting the MGC -100 to the L AN Network Connect one end of a netwo rk cable t o the LAN c onnector on the rea r panel of the MGC-100 and the other end to the ne twork.
MGC Hardware and Installation Manual 2-13 Connecting the M GC-100 to the Network T o conn ect th e MGC-100 to the ISDN netwo r k o r T1-CAS Network : • Connect the 8-p in RJ-45 connector of t he network cable to the NET RJ-45 jack on the rear pan el of the MGC- 100.
Chapter 2 - Hardware Inst allation 2-14 T o connect the MGC-100 to th e A TM network: The MGC-100 can be conn ect ed t o an A TM network. The typ e of conne ction being used di ffers accordin g to the A T M Network Interface card installed in the MC U.
MGC Hardware and Installation Manual 2-15 T o connect the MGC-100 to the IP ne twork: If an IP ne twork Interface c ard is instal led in the MGC-100, conn ect the 8 -pin RJ-45 connect or of the LAN net work cable to t he LAN-323 RJ-45 jac k on the rear panel of the MGC- 100.
Chapter 2 - Hardware Inst allation 2-16 MPI-4/8 Hardware Inst allation for the MGC-100 The MPI-4/8 (Mult i Protocol Interface) Network Interface c ard is inserted into the MG C-100 un it. The MPI box may be mounted on top of th e MGC-100 usin g mounting brackets , or on a separate 19” or 23” r ack, as can be seen in Figure 2 -8.
MGC Hardware and Installation Manual 2-17 T o install the MPI-4/8 Netw ork Interface Module: 1. Slide the MPI-4/8 Netw ork I nter fa ce module i nto a free sl ot in the MGC front pane l. 2. Push the MPI-4/8 Network Interface mo dule firmly into the Ba ckplane, making su re it is prope rly seated in it s slot.
Chapter 2 - Hardware Inst allation 2-18 4. Place the mount ing bracket on top of the M CU aligning it against the screw openings as sh own below and tighten t he screws.
MGC Hardware and Installation Manual 2-19 7. If the MCU is standa lone, r eassemb le the sid e panels . If the MCU is rack mounted, mount the unit o n the rack and conn ect all the external cables. 8. Using the cable pro vided with the MPI ki t, connect the 160 -pin connecto r to Port A of the MPI-8 Network Interface front panel .
Chapter 2 - Hardware Inst allation 2-20 10. Connect the ser i al cabl e r unn ing from the DCE to t he a ppr opri at e 37- p in connector on the rear pan el of th e MPI Box. If di aling is used, connect the appropriate cabl e from the DCE to the 25-pin connector on the rear panel o f the MPI Bo x.
MGC Hardware and Installation Manual 2-21 MGC-50 Hard ware Inst allation Unp acking and Positioning the MGC-50 T o unpack and position th e MGC-50: 1. When you receive your MGC-50 , inspe ct t he equi pmen t f or damage and verify th at the componen ts match the packing slip.
Chapter 2 - Hardware Inst allation 2-22 3. Release the clasp lock s at the bottom, and l ift the MGC-50 top cover . Fig ure 2-12: U npacki ng the MGC- 50 4. Lift the MGC-50 unit and remove the package base. 5. Lower the MGC-50 unit , placing it on the surface.
MGC Hardware and Installation Manual 2-23 Mounting the MGC-50 on a Rack The MGC-50 can be mounted in a 19” rack using t wo mounting pl ates (Kit 2012A).
Chapter 2 - Hardware Inst allation 2-24 6. Once the Main Cont rol Modul e, the power supp ly module and t he boards are removed, unscrew the si de screws from inside the MGC-50, and then remove the pl ate from both M GC-50 sides.
MGC Hardware and Installation Manual 2-25 8. T o remove the plate f rom the rig ht side of t he MGC unit remov e the appropriate nu mber of functional modules t o allow access to the screws. 9. From the inside o f the MGC-50, screw t he mounting brac ket to th e side of the MGC-50, securin g the screws with the mounted nuts.
Chapter 2 - Hardware Inst allation 2-26 Connecting and Setting Up the MGC-50 Use the MGC-50 rear panel diagram be lo w fo r reference. Figure 2-1 3: MGC-50 Rear Panel wi th External Connectors T o con.
MGC Hardware and Installation Manual 2-27 Connecting to the Powe r Source T o connect to the AC Inlet: 1. Make sure that the power switc h located on the rear panel of t he MGC unit is off. 2. Insert the power cable into the power connector on the rear p anel of the MGC-50 uni t.
Chapter 2 - Hardware Inst allation 2-28 Connecting the MGC-50 to the LAN Network Connect one end of a netwo rk cable t o the LAN c onnector on the rea r panel of the MGC and t he other end t o the network.
MGC Hardware and Installation Manual 2-29 Figu re 2- 14: I SDN ne twor k co nn ect ion • Leased li nes should be con nected usin g an adapter with a screw connecto r for solid cond uctor wires with a d iameter in the r ange 0.4 to 0.6 mm. Use Pol ycom P/N CBL0602A or simila r adapter .
Chapter 2 - Hardware Inst allation 2-30 Connecting the MGC-50 to th e A TM Network The MGC-50 c an be connect ed to an A TM network. The type of conne ction used dif fers according to t he A TM Network Interface c ard installed in the MCU.
MGC Hardware and Installation Manual 2-31 Connecting the MGC-50 to the IP Network If an IP network Int erface card is installed i n the MGC, connect the 8-pi n RJ-45 connect or of the LAN net work cable to t he LAN-323 RJ-45 jac k on the rear panel of the MGC.
Chapter 2 - Hardware Inst allation 2-32 MPI-8 Hardware Inst allation for the MGC-50 The MPI-8 Network Interface card is inserted into the MGC-50. The MPI box is mo unted on a 19” rack to gether with the MGC-50, as can be seen in Fi gure 2-15.
MGC Hardware and Installation Manual 2-33 T o install th e MPI-8 Network Interface Modul e: 1. Slide the MPI- 8 Netw ork Inte rfac e module into a f ree sl ot in th e MCU front pane l. 2. Push the MPI-8 Network Interface module firmly into the Backpl ane, making su re it is prope rly seated in it s slot.
Chapter 2 - Hardware Inst allation 2-34 Using a second cabl e, connect the 160-pi n connector to Port B of the MPI-8 Network Interface front pa nel. Connect the oth er end of the cabl e to B (Por ts 5-8) 160- pin connector of the MPI Box. By doing this procedure we have ut ilized the MPI Box as a MPI-8.
MGC Hardware and Installation Manual 2-35 First Entry I P Configuration This foll owing section d escribes the fir st entry IP Conf iguration fo r pSOSystem and XP EK Operating Systems.
Chapter 2 - Hardware Inst allation 2-36 The Ad d MCU dialog box opens. b. In the Na me box, enter the name of th e MCU. Specify a name t hat clearly identif ies the MCU. c. In the IP Addr ess box, enter the fac tory-setting I P Address:1 29.254.4.8. d.
MGC Hardware and Installation Manual 2-37 10. Modify the IP address of the MC U unit as allo cated by the networ k admini strator . This is th e IP addre ss with w hich the MCU is identified on the LAN sit e: a. Righ t-clic k the MCU icon, and then cl ick IP Configur ation .
Chapter 2 - Hardware Inst allation 2-38 1 1. Click OK . 12. Exit the MGC Man ager and switch OFF the MCU. 13. Disconnect the MCU from the cross-over cable. 14. Con n ect th e MC U to yo u r sit e’ s netw ork. 15. Switch ON th e MCU. a. Right-click the MCU icon, and then click Pr operties .
MGC Hardware and Installation Manual 2-39 The MCU Pr operties dialog box opens. b. Enter th e IP address of the M CU as you have defin ed in the IP Configur ation. c. Cl ic k OK. Using a DOS Diskette with the Updated LAN.CFG File 1. Using W indows Notepad, create a new text file with the follo wing text: IP_ADDRESS = aaa.
Chapter 2 - Hardware Inst allation 2-40 2. Save the i nformation, cr eating a te xt file na med LAN. CFG . 3. Copy the file t o an empty DOS diskett e. 4. T urn on the MCU and wait for the Power LED to blink. 5. Inse rt t he DOS diskette to th e MCU diskette drive.
MGC Hardware and Installation Manual 2-41 Cloc king T o be able to work with th e network co nnected to t he MCU you need to synchronize t he system clock wi th the networ k clock. This is done in two steps: • Selecting the network type acco rding to which the system clock will synchron ize.
Chapter 2 - Hardware Inst allation 2-42.
3-1 3 System Architecture The MGC uni t is designed to provide ma ximum reliab ility , minimum interruption s, and ef fortless maintenance. Removable activ e components are accessed via the fron t panel to provid e quick and easy serviceab ility .
Chapter 3 - System Architecture 3-2 The MGC Unit is mad e up of: • Main Co n trol Modu le , located at th e top left of t he u nit when viewe d from the front • Function al Modules, located to t h.
MGC Hardware and Installation Manual 3-3 Figure 3- 3 describes the functional block diagram of the complete MGC- 50. Figure 3-3: MGC-50 component s MUSIC I/O H.
Chapter 3 - System Architecture 3-4 Figure 3- 4 shows the phy sical layout of the MGC-100 and how it in terfaces with th e outside world. Figure 3-4 : MGC uni t function al block di agram Hard Disk RS232 RS232 Main CPU Ethernet LAN Inter face Serial Inte face Comm.
MGC Hardware and Installation Manual 3-5 Figure 3-5 shows t he physical l ayout of th e MGC-100 and h ow it interfaces with the out side world. Figure 3-5: MGC-10 0 functional block d iagram RS232 RS2.
Chapter 3 - System Architecture 3-6 Figure 3-6 sh ows the physical layout of t he MGC-50 and how it interfaces with th e outside world. Figure 3-6 : MGC-50 f unctional block diag ram RS232 RS232 Ether.
MGC Hardware and Installation Manual 3-7 Information F low Figure 3- 7 shows the flow of in formation withi n the system. Figure 3-7: Signal flo w process Informat ion enters th e MGC units f rom the telec ommunications networ k via a PBX or CSU, and into the Network Interface Module.
Chapter 3 - System Architecture 3-8 The MUX module di vides the incomin g informatio n into audio, vi deo and data component s, and then forwards the in formation to the appropria te functi on al modu le. The infor mat i on ar riv ing at the MUX ports i s mult ipl ex ed into Nx56/6 4 Kbps channels.
MGC Hardware and Installation Manual 3-9 MGC Manager Interface As shown in Figure 3-4, “MGC unit funct ional block di agram” on page 3-4, the Ma in Contro l Unit com m unicat es with the M GC Mana g er throug h the LAN interface or the RS-232 i nterface.
Chapter 3 - System Architecture 3-10.
4-1 4 Hardware Description This chapt er describes the various compone nts that make up the MGC uni t. The following compo nents are described: • Backplane • Main Contr ol Module • Power Su pply.
Chapter 4 - Hardware Description 4-2 MGC-10 0 Compon en t s Loca tion Figure 4-1 shows the fr ont panel of the MGC-100. The front pane l provides access to t he Main Control M odule, the Func tional M odules, and the Power Supply M odules.
MGC Hardware and Installation Manual 4-3 Figure 4- 2 shows the rear pane l of the MGC -100. The rear pane l provides access to the network I/ O card connectors.
Chapter 4 - Hardware Description 4-4 Figure 4-3 shows the fr ont panel of the MGC-100 NEBS S tanda rd. The front panel, as in t he MGC-100, provides access to the Main Control Modul e, the Func tion a l Mo dules, and t he P ow er Su ppl y M odu l es.
MGC Hardware and Installation Manual 4-5 Figure 4- 4 shows the r ear panel of th e MGC-100 NEBS S tandard. The rear p anel, as in th e standar d MGC-100, provides access to th e network I/O card conne ctors and fans. I/O cards are in serted via t he rear panel.
Chapter 4 - Hardware Description 4-6 Figure 4- 5 shows the top v iew of the in side of the M GC-100. The Main Control Modul e, Functional Module s, and I/O cards are all conn ected to the Backplane. The Po wer Supply Modu les, located und erneath the Main Control Module and the Functional Modules, are connec ted to the Powe rplane.
MGC Hardware and Installation Manual 4-7 MGC-50 Comp on ent s Location Figure 4- 6 shows the front panel of the MGC-50. The front pa nel provide s access to the Mai n Control Module, the F unctional Modul es, and the Power Supply Module .
Chapter 4 - Hardware Description 4-8 Figure 4- 7 shows the rea r panel of the MGC- 50. I/O cards are inser ted via th e rear panel. The rear p anel also prov ides acce ss to the fans, power supply module, net work connecti ons, additional communications ports, the main power switch , AC inlet, and fuse.
MGC Hardware and Installation Manual 4-9 Figure 4- 8 shows the top vi ew of the inside of the MGC-50. The M ain Control Module, Func tional Modul es, and I/O cards ar e all connec ted to th e Backplane.
Chapter 4 - Hardware Description 4-10 Main Contro l Module The Main Control M odule performs th e functions o f conference set up, conference teard own, and resource allocat ion in both the MGC-100 and the MGC-50. The Main Control Modu le has an I ntel-based Pe ntium processor , a hard disk dr ive and 256 M B of memory .
MGC Hardware and Installation Manual 4-11 The Main Control Mo dule includes several connectors. These a re connected to ports on the chassis. T wo types of conn ectors on th e rear panel provide connections from the MGC t o various external systems.
Chapter 4 - Hardware Description 4-12 MGC-50/100 Control Unit with Removable Hard Drive As an optio n the Control Uni t (CU) can be supplied with a removable Hard Drive. The Hard Drive is pre-config ured for e ither XPEK or pSOS Operating Systems. This Control Unit does not include a flop py disk driv e.
MGC Hardware and Installation Manual 4-13 6. Use the plasti c ejec tors to p ull the Contro l Unit out of its sl ot. 7. Slide the Mai n Control Unit out through t he front panel and remove the Contro l Un it from t he MCU. Control Unit Inst allation Installing the Control Unit on the MCU: 1.
Chapter 4 - Hardware Description 4-14 6. Attach the rear panel back on the chassis. 7. Connect the power cord to th e power source and switch ON the mai n power switch on the rear pan el. 8. Open the MGC Manage r applicatio n. 9. Configure the MCU’ s IP Address as specified in the First E ntry IP Config uration sect ion below .
MGC Hardware and Installation Manual 4-15 Inserting the Hard Drive 1. Make sure the MCU is OF F an d insert the Hard D rive into its slot. Check that th e Hard Drive is fir mly locke d into pla ce. 2. Tur n the key count er clockwise to lock the Har d Drive.
Chapter 4 - Hardware Description 4-16 4. Y ou can now remove t he Hard Drive by slidi ng it out from its housi ng. Hard Drive Limit ations • The XPEK or pSOS change func tion requir es changing pre .
MGC Hardware and Installation Manual 4-17 Backplan e The Backplane is based on the “uni versal slot” concept, where an y card can be inserted in any sl ot. Therefore, dif ferent configur ations are formed based on the users’ port cap acity and functio nality requirements.
Chapter 4 - Hardware Description 4-18 In the MGC -50, t he fro nt of t he Back pl ane c ont ai ns eight sl ot s for F uncti ona l Modules and an addition al slot (Sl ot A) for t he Main Cont rol Module. The back of the Backplane also contai ns eight slots for I/O cards and one “dummy” slot.
MGC Hardware and Installation Manual 4-19 Information Highway The Infor mation Hig hway is a high capacity T DM-type bu s. It is use d by both the MGC-100 a nd the MGC-50 .
Chapter 4 - Hardware Description 4-20 Power Supply Module Both MGC unit s (MGC-100 and MGC -50) operate at 100-240 volt s AC 50/60 Hz . Power Module in the MGC-100 Up to th ree redun dant p ower supp lies (N+ 1) prov ide bac kup for th e system to ensure mu ltipoi nt servi c e is not int errupted as a result of any singl e power supply failu re.
MGC Hardware and Installation Manual 4-21 Power Module in the MGC-50 In the MGC-50, the Power S upply Module is not hot swappable. Th e power supply aut omatically senses t he AC input vo ltage. The capacit ies of the power suppl y module are shown in T able 4-2, “MGC-50 Power supply mod ule capacit y”.
Chapter 4 - Hardware Description 4-22 Fuse/Circuit Brea ker (AC Power) Currently , MGC-10 0 Control Un its come e quipped with a circu it breaker . Previo us models on the MGC- 100 use one UL approved circuit breaker . The specificat ions of the fu se are shown in T able 4-3.
MGC Hardware and Installation Manual 4-23 Functi o nal Mo du les The Funct ional Module s (cards) perfor m the various aud io, video, and data processing f unctions for the MGC unit. Both the MGC-10 0 and the MGC-50 use the same funct ional modules. The MGC-100 u nit houses up t o sixteen Functi onal Modules, which c an occupy slots 1 t hrough 16.
Chapter 4 - Hardware Description 4-24 MG323 Audi o, video and data comm uni ca tions acr oss IP based (LAN) networks, includ ing the Intern et. • 12 cha nnels at 128, 256 and 384Kbp s IP24 Enab les Audio, vi deo and dat a commun ications across IP based (LAN) networks, includ ing the Intern et.
MGC Hardware and Installation Manual 4-25 MPI- 4 U ses di ali ng pro tocol s to commu nicate to end point s using “Da ta T erminal Equi pmen t” ( DTE) , or Data Comm uni ca tio ns Equi pm ent (DCE).
Chapter 4 - Hardware Description 4-26 The dif ferent ty pes of Functional Modules are u sed to produce a variety of config urations . In the MGC-5 0 up to eight indi vidual Function al Modules can be used to b uild the desi red configurat ion. In the MGC-100, 16 module s can be used.
MGC Hardware and Installation Manual 4-27 Figu re 4- 13: Ge nera l modul e arc hitec ture The Function al Modu les are des cri be d in detail in t he f ollowing seg me nt s. T able 4-5: Com mon funct ional mo dule compon ents Component D escription Card Manag er The Card Manage r processor .
Chapter 4 - Hardware Description 4-28 Net-E1/Net-T1 I SDN Network Interface Module The Net-E1 /Net-T1 ISDN Network Interfa ce module provi des the inter face between th e MGC unit and the ISDN network. I t supports up t o two PRI connections o f the same type (E1, T1).
MGC Hardware and Installation Manual 4-29 Figure 4-14 : Net-E1/Ne t-T1 ISDN Netwo rk Interfac e Module AT M A TM Hardware TDM Interface ISA Interf ace Memory HDLC I nterf ace Front Panel LEDs Wa t c h.
Chapter 4 - Hardware Description 4-30 The Net-E 1/Net-T1 ISDN N etwork Inter face Data Stream Figure 4- 14 shows a block diagram of the net work interf ace of th e MGC unit.
MGC Hardware and Installation Manual 4-31 Net-2/Net-4/Net-8/ N et-8L ISDN and Net-2/Net-4/ Net-8 T1-CAS Network Inter face Module The Net-2/Net - 4/ Net-8 /Net- 8L ISDN Net wor k In ter f ace modu le provides th e interfac e between the MGC unit and t he ISDN networ k.
Chapter 4 - Hardware Description 4-32 Figure 4-16 : Net-2 /Net-4 /Net-8 ISDN/T1-CAS a nd Net -8L ISDN Netwo rk In terfa ce Module TDM Interfac e DPR COM Processor Card Manager Front Panel LEDs Wa tc h.
MGC Hardware and Installation Manual 4-33 The Net-2/Net-4/Net-8 ISDN/T1-CAS Network Interface Dat a S tr eam Figure 4-1 6 shows a bl ock diagra m of the Net -2/Net-4/ Net-8/Net- 8L networ k interface of the M GC unit.
Chapter 4 - Hardware Description 4-34 A TM Network Interface Module The A TM Network Interface Mod ule provides the int erface between the MGC unit and A TM networ k.
MGC Hardware and Installation Manual 4-35 IP and IP+ Network Interface Module The IP and IP+ Net work Interface Modules support participant conn ections using H.323 co mmunication standards. Th e IP+ Network Interface Modul e also support s SIP part ic ip ants.
Chapter 4 - Hardware Description 4-36 The IP+ cards are ava ilable in IP+12, IP+24 and IP+48 port sub-assembl ies. The followi ng table li sts the type o f IP card, its v e rsion numbe r , its compati b ility with SIP , V oIP an d Encrypte d confe re nces and it s cap acity .
MGC Hardware and Installation Manual 4-37 T abl e 4-2 : IP P a rtic ipant T yp es an d Line Rate Capaci tie s Card T ype Particip ant Ty p e Line Rate 128 Kbps 384 Kbp s 512 Kbp s 768 Kbp s E1/ T1 MG323/I P12 S t andard V ideo partic ipant 12 12 6 6 3 T .
Chapter 4 - Hardware Description 4-38 IP and IP+ Network Inte rf ace Module Architecture The IP and I P+ Network Int erface Modules have the same gen eral card structure as oth er MGC modules: Card-Manager , TDM interface, and the functi onal units. Figure 4-18 shows the architecture for the IP and IP+ Network Interface Modules.
MGC Hardware and Installation Manual 4-39 The MPI-8 Network Interf ace Module MPI is an acronym for the Multi Protocol Interface card. The MPI-8 is a serial communications int erface card that uses certain protocols to co mmunicate to endpoints, “Dat a T erminal Equipmen t” (DTE), or “Dat a Communications Equipment ” ( DCE) .
Chapter 4 - Hardware Description 4-40 Each 160-pi n connector c an be connected t o one 160-pi n connector locat ed on the f ront panel of the MPI box. Figure 4-2 1: MPI box front pane l Each of the 160 -pin connectors on the MPI box interfaces to four serial ports found on th e back of the MPI box.
MGC Hardware and Installation Manual 4-41 MPI-8 Netw ork Inter face Data S tre am When the MCU is set as a DTE The ISDN data stream flows from the ISDN t elecommunication net work through the DCE to the seri al port (37 -pin connector) on the MPI box.
Chapter 4 - Hardware Description 4-42 When the MCU is set as a DCE The serial data stream flows fr om the endpoint ( DTE) through the serial connector entering the MPI box b y way of the 37- pin connecto r . The data is then directed from the 37-pi n connector to the 160-pi n connector connect ed to the MCU (DC E).
MGC Hardware and Installation Manual 4-43 MPI Network Interface Module Architecture Figure 4-25, “MPI-8 Netw ork Inte rface module architect ure” shows the architecture for the MP I-8 Network Interface Modul e.
Chapter 4 - Hardware Description 4-44 The MUX Module recei ves information in one of the following standard formats: • Hyper-channel (or multi-rate ISDN) • Aggregated channel using the BONDING Mode 1 standard from 2 channels of 56/64 Kbps to 3 0 channels of 56 /64 Kbps • Aggregated chan nel using the ITU-T H.
MGC Hardware and Installation Manual 4-45 MUX Module Architecture Figure 4-25 sho ws the card archi tecture of the MUX Modul e. Figure 4-26 : MUX Modu le MUX MUX Hardwar e LEDs FPGA MUX Processor DPR .
Chapter 4 - Hardware Description 4-46 MUX+ Module The MUX+ card p erforms multiplexing and demultipl exing of audio , video, data a nd control inf ormation. The MUX+ card has the same gener al card architecture as the MUX card and it incl u des the same number of processors.
MGC Hardware and Installation Manual 4-47 The MUX+ card can be inst alled together with a MUX ca rd in the same MCU. A conference can r un on multiple MUX+ cards, and on both MUX and MUX+ cards simult aneously (with non-encrypted p articipants).
Chapter 4 - Hardware Description 4-48 IVR/Greet & G uide Welcome Slide Up to four video slides can be stored on the MUX+ card, in the same way that they are stored on the MUX card. In a mixed syst em with MUX and MUX+ cards, the W elcome slide is downloaded to al l MUX/MUX+ cards.
MGC Hardware and Installation Manual 4-49 The follo wing table details the number of port s available wi th the MUX+ cards. T abl e 4-3 : MUX + Car ds Po rt Ca pacit y Card type Partic ipant Line Rate.
Chapter 4 - Hardware Description 4-50 MUX+ Participant Move Options The administ rator has the o ption to define move behavior o f encrypted participa n ts by setting th e system.
MGC Hardware and Installation Manual 4-51 MUX+ Resource Report MGC-50/100 Resour ce Re port The Resources R eport, display s the total number o f MUX+ port resour ces available acc ording to t he card type, line rate and encryption.
Chapter 4 - Hardware Description 4-52 Audio Module (St an dard) The Audio Module performs audio compressi on, decomp re ssion , and bridging . The Audio Modul e also performs tr anscoding bet ween various audio al gorithms. The Audio Module supports t he following al gorithms: • ITU-T G .
MGC Hardware and Installation Manual 4-53 The following sel ections can be enabl ed with the Audio bridg e: 1/30 , 4/16 , 6/12 . • The total number of conf erences that c an be run by th e MCU is: Number of Audio mo dules x 4 number of conf erences selected for the Audio Bridge for each card.
Chapter 4 - Hardware Description 4-54 Audio Module Architecture Figure 4- 26 shows the arch itecture fo r the Audio Modul e. Figure 4-2 9: Audio M odule Audio Brid ge DSP Message Card Audio Codec DSP .
MGC Hardware and Installation Manual 4-55 Audio + Module The Audio+ Mod ule performs au dio compression , decompression, an d bridging. The Audio+ Modu le also perf orms transcodin g between vari ous audio alg orithms. The Audio+ Module supports t he following algorithms: • ITU-T G .
Chapter 4 - Hardware Description 4-56 Audio+ Module Architecture Aud io+ r epre sen ts a new fami ly of au dio car ds. A udi o+ ha s the sam e ge ner al card architect ure as the aud io card, but with a dif ferent number of p rocessors. This has an imp act on the number of ports supported by each c ard.
MGC Hardware and Installation Manual 4-57 The following ta ble details the card ca pacities according to the Audio algorithm used in t he conference when th e MCU is configur ed to Medium Band. The following ta ble details the card ca pacities according to the Audio algorithm used in t he conference when th e MCU is configur ed to W ide Band.
Chapter 4 - Hardware Description 4-58 Video Module (S t andard) The V ideo Module performs video processing and T ranscoding. The modul e supports th e ITU-T H.261 and H.2 63 standards (“V ideo Codec for Audiovis ual Services at Px64 Kbps”) . The V ideo Module supports mu ltiple sites.
MGC Hardware and Installation Manual 4-59 The maximum tr ansmission capabi lity of E1 lines (up to 1920 Kbps) can be used in T ranscoding or Conti nuous Presence c onferences. T o enable the high line rat e transmission, a newer video card version (ver sion 1.
Chapter 4 - Hardware Description 4-60 • Quad Mode Conti nuous Prese nce - Addition al Continuous Presence layouts s uitable for lar ge confer ences, i.e. 4x4. • H.263 video pr otocol at 30 Frames Per Se cond • Improved V ideo Quality • Improved Cont inuous Pre sence image quality at high bit rat es (1.
MGC Hardware and Installation Manual 4-61 Dat a Module The Data Module performs con ference data and control routing for up t o 12 participants. The system al lows for 12 conferences of one parti cipant each, or one conferen ce of 12 partic ipants or any combination i n between.
Chapter 4 - Hardware Description 4-62 Input/Outpu t Cards Input/Out put (I /O) Cards co nnec t the Functi onal Mo dules t o extern al sy stems and networ ks. The I/O Cards are h oused behind the Backplane, opposite the Func tiona l Modu les. The I/O Cards, which are small and simple, are installed via t he rear panel of the MGC.
MGC Hardware and Installation Manual 4-63 The IO-4 card connects fou r PRI/Leased connections from the MGC rear panel to a Net-4 ISDN/T1-CAS Network Interface Module.
Chapter 4 - Hardware Description 4-64 • The IO-25 Car d connects one A TM connection from the MGC rear panel to an A TM-25 Network Interface M odule. Figure 4-3 7: One 25 MB A TM Netw ork connect ion • The IO-155 Card connec ts one A T M connect ion from the MGC rear panel t o an A TM-155 Network Interface Module.
MGC Hardware and Installation Manual 4-65 • The LAN-IO Card c onnects one H.323 co nnection from the MGC rear panel t o an H.323 Networ k Interface Module. Figure 4-39 : One H. 323 Networ k conne ction • The Music-IO Card enables i mporting audio music from an external source such as a CD play er , tape, radio, etc.
Chapter 4 - Hardware Description 4-66 Greet and Guide Hardware Kit If you ar e upgrading the MCU to th e Greet and Guid e mode, you need t o install the Greet and Guide hardware kit.
MGC Hardware and Installation Manual 4-67 Inst alling the Audio Message Daughter Card on the st andard Audio Mod ule 1. Unscrew the screws on the front panel of th e MGC unit th at secure the Functi onal Module. 2. Unlatch the top and bot tom latches by pressing up and away the top latch and down and away the bottom lat ch.
Chapter 4 - Hardware Description 4-68 6. Slide in t he Audio module. 7. Push the Audio mo dule firmly int o the backplane, mak ing sure it is properly se ated in its slot. 8. T ighten th e screws on the f ront panel of the MGC unit t o secure the Audio modul e.
MGC Hardware and Installation Manual 4-69 2. Ti ghten the screws on the rear pan el of the MGC unit to secu re the Music I/O card. Enabling the Audio Message Daughter Card and Mu sic I/O Card in the MCU Software Once the Audio Messag e daughter card and the M usic I/O card are installed, the system aut omatically ident ifies them.
Chapter 4 - Hardware Description 4-70 1. Select Edit "system.cfg" from the MCU Utils sub-menu. The SysConfig dialog box opens..
MGC Hardware and Installation Manual 4-71 2. Double-c lick on th e GREET_AND_GUIDE line in the Section box. The Greet and Gui de hardware items appear in the Item = V alue box.
Chapter 4 - Hardware Description 4-72.
5-1 5 System Maintenance The MGC is designed wit h ease of maintenance i n mind. Most components are hot swappable an d are accessible dir ectly via the front pa nel or the rear panel. Each module incl udes LED ind icators, which reflect th e state of the mod ule.
Chapter 5 - System Maintenance 5-2 Controls and Indicators MGC Unit Front Pa nel The front pa nel of the M GC unit contain s a number of co ntrols, c omponents, and indi cators for using th e MGC system. Figure 5-1 a nd Fi gure 5- 2 show t he front pa nel of the MGC-50 a nd MGC-100 and all their el ements.
MGC Hardware and Installation Manual 5-3 Figure 5- 2: MGC-50 fr ont panel LED Indicators The fol lowing LEDs appe ar on the fro nt panel: • 8 LEDs on th e Main Co n trol Modu le • 3 LEDs on each F.
Chapter 5 - System Maintenance 5-4 • 7 LEDs on Net-E1/Net-T1 ISDN Netw ork Interface Module, Net-4 ISDN Network Interface Mo dule, A TM Network Interface Mod ule and H.
MGC Hardware and Installation Manual 5-5 Function al Modules STBY FA I L ACTIVE Green Red Ye l l o w On during norm al operat ion (refer to T able 5-2) On when a failure h as occurred (refer to T able 5-2) On wh en the mo du le i s handli ng a confe rence (refer to T able 5-2) Net-E1/Net-T1 ISDN, A TM and H.
Chapter 5 - System Maintenance 5-6 The three F unctional Modul e LEDs function as a g roup. Each sta te of the Functional Mod ule and its associated LED array is described i n T able 5-2. The (IDLE, ACTIVE, F AILURE, and P AR TIAL F AI LURE) states are the operati onal modes of the Function al Module.
MGC Hardware and Installation Manual 5-7 MGC Unit Rear P anel The rear pan el of the MGC -100 and MGC-50 contains a number o f controls for using the MGC unit.
Chapter 5 - System Maintenance 5-8 Figure 5-4 : MGC-50 rear p anel c ontrols The main power switch is used during installat ion, and replacement of fans, main cont rol module and po wer supply since the functi onal modules are ho t swappable. The switch includes an AC fuse.
MGC Hardware and Installation Manual 5-9 Correc tive Ma in tenance Corrective maintenance refers to changing or replacing an element of the system that is fa ulty .
Chapter 5 - System Maintenance 5-10 Replacing a Functional Mod ule The foll owing procedure i s applica ble for both t he MGC-100 an d the MGC- 50. All F unctional Modul es are hot-swappabl e and can be repl aced with th e system running. Use t he following pr ocedure to replace a faul ty Functional Module: 1.
MGC Hardware and Installation Manual 5-11 8. Referring to the labels, reconn ect the external connec tions to the I/O card . Replacing the Fuse Use the following pro c edure fo r replaci ng the fu se in the MGC-50: 1. If the MCU is working, exit th e MGC Manager application an d turn of f the MC U.
Chapter 5 - System Maintenance 5-12 2. Pull on the ha ndle of t he Powe r Supply M odule t o pull th e module o ut of its slot in th e Powerplan e . 3. Carefull y slide the Power Supply M odule out th rough the front pane l. 4. Slide in the rep lacement Power Supply Module.
MGC Hardware and Installation Manual 5-13 4. Optional. Remove t he two jack conne ctors from th e fan panel t o completely remove the fans from the MC U. 5. Disconnect the AC in put (J1) and the 12 V/5V Sense connec tors (J2). 6. Disconnect the +5V and -5V power cables usin g a 9/16” (13 mm) M8 nut driv er .
Chapter 5 - System Maintenance 5-14 8. From the re ar , carefully sl ide the Power Supply Modul e out through the front pane l and remov e. 9. Slide in t he replacement Power Supp ly Module from the fr ont panel and push it firmly into it s place. 10.
MGC Hardware and Installation Manual 5-15 12. Connect the black p ower cable to t he -5V screw in the order describ ed in step 1 1 and ensure that the nut is well fastened and secured. 13. Reconnect the AC i nput (J1) and t he 12V/5V Sense connectors (J2).
Chapter 5 - System Maintenance 5-16 Fan Replacement for the MGC-50 The fans are not ho t swappable a nd cannot be repl aced with the system running. Fans are located on the rear pane o f the MGC-50 . Use the fol lowing procedure t o replace a f aulty fan: 1.
MGC Hardware and Installation Manual 5-17 5. Unscrew the four scr ews on the Fans fr ont panel th at secure the fau lty fan to the fan panel. 6. Remove the fan. 7. Position the replacement fan correctly on the rear panel . 8. Ti ghten the four screws on the Fan s front panel t hat secure the fan .
Chapter 5 - System Maintenance 5-18 10. Ti ghten the four screws on the front p anel of the MGC that secure the Main Co ntrol M o dule. 1 1. Reconnect all internal cables to the Main Contr ol Module. 12. Close the cove r of the Main Control Module on the rear panel of the MGC.
MGC Hardware and Installation Manual 5-19 T roubles hooting The MG C unit pro vides on -line di agnostic s for quick iso lation a nd resolu tion of problems. The card stat us and the MCU's status can be vi ewed in the Br ows er and the St a t u s areas of the MGC Manag er main window .
Chapter 5 - System Maintenance 5-20.
A-1 Appendix A: Interfaces Pin Assignment PRI Port A ssignment T able A-1: PRI Port As signment Pin Signal Name 1 Recei ve Ring 2 Recei ve T ip 3 No connec ti on 4T r a n s m i t R i n g 5T r a n s m .
Appendix A: Interfaces Pin Assign ment A-2 LAN PIN Assignment Figure A-1: LAN Pin Assi gnment Alarms Port Pin Assignment Figure A-2: Alarm Port Pi n Assignmen t 1 8 TD+ TD- RD+ RD- Major Major Minor M.
MGC Hardware and Installation Manual A-3 RS-232 Pin Assignme nt Figure A-3: R S-232 Pin Ass ignment T able A-1: PRI Port As signment Pin Description 1 Data Carrier Detect (DCD) 2 Receive Data (R XD) 3.
Appendix A: Interfaces Pin Assign ment A-4 Serial Port Connector s Pin out Assignment Figure A-4: RS-530 Pin ou t (DB-25) Figure A-5: RS-449 Pin ou t (DB-37) 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 .
MGC Hardware and Installation Manual A-5 Figure A-6: V .35 Pin out (M -34 Connector) Figure A-7: RS -366 Pin out (DB-25) A C E H K M P S U W Y AA CC EE HH KK MM B D F J L N R T V X Z BB DD FF JJ LL NN.
Appendix A: Interfaces Pin Assign ment A-6 Cables For t he MPI-8 Network Interfac e Module There are three new cab les for interfacing with the MPI-8 Network In terface Module in DCE. The dif ference in the cables is that they have certain pins that are crossed.
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