Gebruiksaanwijzing /service van het product MP-8, MP-9 van de fabrikant Madrigal Imaging
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M P-8 M P-9 Pr ojec t ors Owner’ s Man ual.
Before operating the pr ojector for the first time, read section 4.1 W arnings and Guidelines. NOTICE The projector generates and may radiate radio frequency energy . If not installed and used in accor dance with this manual, it may cause interference with radio communications.
User's Manual T able of Contents Section Contents Page 1 Introduction 1.1 The P rojector ________________________________________ 1.1 1.2 P urchaser's Record and S ervicing _________________________ 1.2 2 Installation & 2.1 Quick S etup _________________________________________ 2.
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Section 1 Introduction 1.1 The Pr ojector The Madrigal I maging MP-8 and MP-9 projectors are ultra high r esolution graphics projectors compatible with virtually all input sources. Their superior performance and high quality projected images place them well abov e other projection systems in their class.
Should projector servicing be required, service personnel can use the keypad to make service adjustments and alignments. In some cases the projector may be serviced without accessing the projector ’ s internal circuitr y . P rojector settings, usually different for different sour ces, are stored in memory for each individual source.
Section 2 Installation & Setup This section explains how to install and set up the projector . If you are familiar with the projector and want to quickly set it up for temporary use, follow the Quick Setup instructions in section 2.1. F or a complete setup, skip section 2.
Step 6 ➤ Select the Input P ress to select the source connected to the built-in R GB input. Step 7 ➤ Adjust the Display P ress to select the Guided S ource Setup tutorial. 2.2 Installation Considerations Careful consideration should be given as to ho w and where the projection system is installed.
Rear Scr een, Ceiling Mount I nstallation Rear Scr een, Floor M ount With Mirror Screen Type ➤ Scr een type is a very important factor when designing a projection system. Inexperienced users or installers should always consult their dealer when deciding on screen type.
F igure 2-2. A udience Coverage with Curved Scr een Curved screens hav e gains larger than 1 and viewing angles much less than 180 ° . M ost curved screens have different horizontal and v ertical viewing angles. Incident light does not r eflect equally in all directions.
Screen Size and ➤ Thr ow Distance Screen size and thr ow distance are interr elated. (See A ppendices F and G.) As screen size incr eases, the distance between the projector and the scr een also increases. D uring projection room design, make sure that the r oom can accommodate the required position of the pr ojector for the screen size you need.
Lighting ➤ Pr oper lighting is another important factor when designing a projection room. V isiting a mo vie theatre can give you an idea of what makes a good projection environment. All walls, floors and furnishings ar e dull colored and non-reflectively finished.
F igure 2-4. G ood Screen Placement Other ➤ Considerations Her e are some other considerations and tips which can help you impr ove the design of your projection system. ❑ P roper ventilation is important. The ambient temperature should be kept constant and below 35 ° C (95 ° F).
F igure 2-5. Scr een Locations for Maximum Audience Co verage 2.3 Hardwar e Setup This section explains: how to convert the keypad from a built-in keypad to a remote keypad, ho w to change keypad protocol and backlit settings, and how to determine if r everse scan setup is requir ed.
F ollow the steps below to convert the keypad to a remote keypad and change its protocol setting. Step 1 U nplug the projector then lift the front top co ver to access the built-in keypad. T o lift the cover , grasp it abov e the red and blue lenses then lift it until the keypad is exposed.
JP1 This jumper setting is important if the keypad is configured for remote operation. There are two keypad protocols: A and B. These protocols are available to allow two pr ojectors in the same room to be independently con- trolled by separate r emote keypads.
If the keypad is configured for IR r emote operation, make sure the batteries are installed. If it is configur ed for built-in or wired remote operation, make sure its extension cable is properly connected to the pr ojector .
2.4 Mounting The projector should be mounted after the system design has been established and reverse scan setup (if r equired) is complete. Fr ont Screen ➤ Installations Floor Mount M ount the projector on a secured table or cart.
P osition the projector so that it is pointing towar d the center of the projection screen. The angle of projection combined with the tilt angle of the screen should direct the reflected image to wards the center of the audience.
Dif fused Rear Screen Systems If the system includes a diffused rear scr een, floor mount or ceiling mount the projector so that the image is directed to the center of the audience. P rojection tilt should be less than 15 ° . S ee F igure 2-13. F igure 2-13.
2.5 Power Connection T o apply power to the pr ojector , plug the AC line cor d into the line input socket located at the front panel of the projector . Plug the three prong end of the line cord in a grounded AC outlet. I nput voltage to the pro- jector must be between 90 and 264 V AC, 50 or 60 Hz.
The R GB inter face allows connection of an R GB source having one of the following sync types: sync on gr een, composite sync, or separate H & V sync. T o connect a source, connect the red, gr een, and blue outputs to the RED, GREEN, and BLUE inputs on the interface.
N otes: 1) A ll serial connections requir e a 9 pin D connector at the projector end. Refer to A ppendix D for cable wiring r equirements. 2) F or computer/controller control, PC softwar e is requir ed. 3) The RS-232 serial por t labeled “OUT” is provided for pr ojector networking applications.
Step 2 ➤ Locate the front top cov er of the projector . See F igure 2-19. N ext, position your hands abo ve the red and blue lenses then grasp the cov er . Gently lift it until it is released from its securing latch. Slide the co ver away from the projector as sho wn in F igure 2-20 below .
F igure 2-21b. MP-8 Lens Assemblies - T op View F or the MP-9: The lenses are secured to the pr ojector frame by a top plate and individual mounting plates as shown in F igures 2-21a and 2-22a. During optical alignment, adjust the top plate securing bolts using the ball nose screw driver ( ) supplied with the projector .
F igure 2-22b. MP-8 Lens Assemblies - F ront View F or the MP-9, each CR T is attached to its lens by socket head allen screws located at each lens mounting plate.
Step 7 ➤ Look directly into the green lens. P ress , , or to center the displayed crosshatch on the face of the pictur e tube. Step 8 ➤ Look directly into the blue lens. P ress , , or to center the displayed crosshatch on the face of the pictur e tube.
Step 16 ➤ P ress or to adjust for best electrical focus at the center of the picture. Step 17 ➤ On the MP-9, loosen the three bolts labeled “ B ” . One is located on the top plate. The other two are belo w the red lens. On the MP-8, loosen the four bolts labeled “ A ” .
Step 22 ➤ On the MP-9, tighten the three bolts labeled “ D ” . On the MP-8, tighten the two bolts labeled “ D ” . Step 23 ➤ A green image is displayed. Loosen the r ear wing nut on the green lens and slightly defocus the center of the picture.
Step 26 ➤ A red image is displayed. Loosen the r ear wing nut on the red lens and slightly defocus the center of the picture. Step 27 ➤ On the MP-9, locate the two adjustment bolts at the upper right corner of the red lens mounting plate (viewed from the front).
Step 30 ➤ A blue image is displayed. Loosen the rear wing nut on the blue lens and slightly defocus the center of the picture. Step 31 ➤ On the MP-9, locate the two adjustment bolts at the upper right corner of the blue lens mounting plate (viewed from the front).
Step 34 ➤ F or the MP-9, optical alignment is now complete. If you had remo ved the foam insert, reinstall it now . Install the front top co ver . Pr oceed to set up each source by follo wing the source setup procedure in section 2.9, Sour ce Setup.
Step 4 ➤ P ress or to adjust ske w until the vertical line through the center of the image is not tilted (perpendicular to the horizontal line). P ress or until the center horizontal line is perpendicular to the vertical. Step 5 ➤ P ress or to adjust keystone until the width at the top of the picture is equal to the width at the bottom.
Step 10 ➤ Adjust C linearity as follo ws: P ress or until the horizontal line through the center of the crosshatch is equally distant from the lines at the very top and bottom. P ress or until the center of the crosshatch is equally distant from the vertical lines at the left and right edges.
Step 14 ➤ The final step is convergence. If the projector includes the A CON option, press to exit the guide and allow A CON to converge the system. Otherwise, press to enter G uided Convergence. Reminder: R emember that all of the adjustments above should be r epeated for other sources in the system.
About ASI and ASR ... ASI (Automatic S ource I nterpolation) is a feature which automatically adjusts display settings based on the settings of other setup memories stored in the projector . When a setup memory is first created, ASI automatically generates its initial display settings.
Recall Memory ➤ Setup F ollow these steps to prepare a R ecall memory . Step 1 Select the input connected to the source. F or example, if the source is connected to switcher 1, slot 5, press . The source should be displayed on the projection scr een.
Step 1 Select a R ecall memory to be the current setup memor y . F or example, to make Recall memory 90 the current setup memory , press . (Recall memory numbers may be any number from 01 to 99). If the selected Recall memory did not previously exist, it will be created automatically .
F igure 2-23. ASR S ystem Example #1 T o prepare setup memories for the abo ve system, follow these steps: Step 1 Select the input using the S ource command. P ress to select projector slot 1. Step 2 P ress twice to display the Current I nput P arameters status page.
Step 6 P ress to turn ASR on for the input. No w , each time the computer ’ s graphics adapter switches operating modes, the projector will automatically adjust its display settings to suit the new mode. ASR Example #2 Refer to the system illustrated in F igure 2-24 below .
Step 2 P ress twice to display the Current Input P arameters status page. Check to see if ASR is off for the current input. If it is on, pr ess then press to turn ASR off for the input. Step 3 At the switcher , switch in one of the source devices. Select an unused Recall memory as the current setup memor y .
If the installation is rear scr een, the Locator Assembly should be mounted in front of the display with an optional Locator M ounting Bracket (kit# 38-8000805-01).
Section 3 Operation 3.1 Overview This section explains how to operate the projector once it has been installed and is ready for use. If y ou have not yet set up the projector , refer to Section 2, I nstallation and Setup. Before using the pr ojector for the first time, it is recommended that you read through this section of the manual.
N otes: 1) F or infor mation on how to r econfigur e the keypad, refer to section 2.3, H ardwar e Setup. 2) T o convert the keypad to a wired r emote keypad, an optional accessory cable (#03-001106-02P) is requir ed. 3) Additional keypads are av ailable from your dealer and Madrigal.
F igure 3-2 shows the projector functions which are accessible fr om the multi- use (full function) keypad. As you may notice from the figur e, some keys pro vide direct access to specific functions (such as to turn the projector on or off ), and some keys pro vide indirect function access via menus.
Keypad Usage ➤ The keypad is used the same way you would use a remote keypad supplied with a TV or V CR. There are only a few general key press rules to keep in mind: Key Press Rules 1) All key presses are in sequence; no functions requir e simultaneous key presses.
Slidebars When an adjustment is made, a slidebar is superimposed on the projection screen. The slidebar displays the adjustment setting on a percentage scale. T o make an adjustment, use the arrow keys indicated b y the slidebar . Pr ess to end an adjustment or , for a slidebar accessed from a menu, press .
Message Boxes M essage boxes display brief messages on the scr een to indicate a status, con- dition, or error . Messages ar e overlay ed on the displayed source image and in most cases remain on the screen for about fiv e seconds. T o remov e a message box prior to the five second display period, pr ess .
T o view help describing a menu, press while the menu is displayed. If multiple pages are av ailable, press to advance to the next page. P ress to go back to the previous page. T o end help, press . Guided Help Guided H elp pro vides several online tutorials which explain how to operate the projector and assist you during installation and setup.
Power-on ➤ T o turn on the projector , press on the keypad. Hold down for about one second. If using an IR remote keypad, point the keypad at the projection screen or the fr ont of the projector . During power-on, the pr ojec- tor proceeds through a series of internal diagnostic tests that last appro xi- mately 9 seconds.
Audio ➤ Functions Mute The M ute function is used to silence audio output. T o silence the audio output, press . P ress again to restore audio . V olume The V olume function is used to adjust the audio output level. T o adjust V olume, press then or until the desired audio level is attained.
P age 3 lists the display settings currently in use. N ote: If the current setup memory is locked or an ASI has occurred, the display settings shown may not be identical to those stored in the setup memory . N otes: T o view help pages pertaining to the status pages and their contents, press during status page display .
F igure 3-4. P rojector Slots F igure 3-5. S witcher Slots T o select an input: P ress at operation level. where: m = 0 (pr ojector) or 1-9 (switcher 1, 2, ... 9) n = 1-9 (slot number) The projector switches to, and displays, the source connected to the input selected.
Example 2 A single signal switcher is connected to the projector and a computer is connected to slot 3 of the switcher . T o display the computer output, press . N ote: I f a switcher is connected to the projector , its inputs can be selected using the switcher ’ s front panel push buttons.
The projector switches to, and displays, the source assigned to the channel number . If an invalid switcher or slot number is assigned to the channel, a warning message is displayed. Example Channel 08 in the Channel List was programmed to select a source connected to slot 5 on switcher 3.
Channel Number If a channel has been selected, the channel number is displayed; otherwise this line is blank. Sour ce Name If a channel was selected and a source name was defined for it in the Channel List, the name is displayed here; otherwise this line is blank.
There are two types of setup memories: Input and R ecall. Both memory types store the same parameters. The only difference is that Input memories stor e display settings for a particular physical input (e.g., switcher 0, slot 1) while Recall memories can be used with any input.
T o select or create a R ecall memor y: P ress . where: m = the 1 st digit of the Recall memory number n = the 2 nd digit of the Recall memory number F or example, to select Recall memor y 01, press . Recall memory 01 will then be the current setup memory and its settings will be used for the currently selected source.
• Geometry functions adjust geometric distortions of the display such as its size, keystone, pincushion, bow , linearity , and skew . Access Geometry functions via the Geometry menu – press on the keypad. • Convergence is used to align the red, gr een, and blue color components of the image.
N otes: 1) F or best results, adjust brightness before contr ast. 2) If room lighting changes, it may be necessary to re-adjust contr ast and brightness.
Picture Functions ➤ Pictur e functions are accessed through the P icture menu. T o display this menu, press . Position The P osition function is used to mov e the picture up , down, left, or right within the pictur e display area. T o adjust position, select P osition from the Pictur e menu.
Focus The F ocus function is used to adjust the electrical focus of the combined red, green, and blue color components. T o adjust focus, select F ocus from the Picture menu then use and until the center of the display appears the sharpest.
Retrace (Short/Long) This function is used to set the projector ’ s horizontal retrace time. Retrace time affects the width and display of the picture. A short retrace time may be required if information is missing or “ cut off ” at the left or right sides of the picture.
Signal Routing When item 2 is selected from the Decoder Options menu, the Signal R outing menu is displayed. I t contains four signal routing options: Auto-detect, As Composite, As S-V ideo, and As R GB. The current selection is indicated by a check mark.
A bout the Sync R outing System The Sync R outing System allo ws various sync and video combinations to be made to the Input 01 or 02 on the Video I nput M odule. Y ou can connect V ideo signals with Separate sync (R-G-B-H/C-V), Composite sync (R-G-B-H/C) or Sync-On-G reen (R-Gs-B).
Geometry ➤ Functions Geometry functions are accessed through the Geometry menu. T o display this menu, press . N ote: I t is usually easier to adjust display geometr y while a test pattern ( ) is displayed. Size The Size function is used to adjust the horiz ontal and vertical size of the display image.
To p The T op function adjusts the level (T op Key) and pincushion (T op Pin) of the top half of the display image. The four displays shown here demonstrate T op adjustments. T o stretch the upper left or right corner up or down, select T op from the Geometr y menu and press or .
C Linearity The C Linearity function corrects for gradual non-linearity between the top and bottom or left and right sides of the display image. Examples are sho wn below . In the first example the top of the image increases in vertical size while the bottom decreases in vertical size.
3.6 Convergence Registration Convergence Registration is the pr ocess of aligning the red, green, and blue color components on the projection screen. The projector ’ s convergence sys- tem pro vides accurate color registration in 45 discrete conv ergence zones con- figured in a 9 by 5 array on the pr ojection screen.
The following options ar e available while performing any of the manual convergence routines: Convergence on Image When a convergence method is first selected, an internally generated crosshatch test pattern is displayed. Alternatively , you may override the use of the test pattern and have the external image displayed.
Within each zone, a central contr ol point defines the position of each color within the zone. Y ou will notice that the center position within the box is most sensitive to the adjustment. This is where the control point is located. Continue using to move to the next zone/color for adjustment.
Random Access ➤ Convergence P ress from the Convergence menu to select Random Access Convergence. A r ed and green crosshatch is display ed with a rectangular box at the center z one. Abo ve the box, “ CONV ” indicates that the zone is ready for convergence.
ACON Automatic ➤ Convergence P ress from the Convergence M enu to display the ACON A uto-Convergence M enu. The menu displays five ACON options for selection and shows the most r ecent ACON status message (if there is one). N ote: The A CON A uto-Convergence M enu is available only if the A CON module is installed.
When ACON (full) is selected, A CON converges the red and blue to the gr een at all 45 convergence zones. As each zone is converged, surrounding zones ar e also adjusted by ACON ’ s proprietary interpolation software. This software pro vides fast, accurate convergence adjustment of poorly converged images.
I nterrupting AC ON If you want to interrupt ACON during an auto- matic convergence, press . Shortly thereafter an Exit dialog box will be displayed with the cursor bar positioned on “ No Sa v e . ” T o quit ACON and discar d the convergence adjustments made up until that point, press or .
F or each bar position being adjusted, watch the bar width as it moves closer to the screen edge. If the bar starts to o verlap the screen bor der and reduce in width, mov e it back one increment so that it is displayed in its entir ety . If the bar is as far as it will go and it is displayed in its entirety , leave it at that position.
I tem 5, P r eferences , lets y ou set various operational settings which affect the behavior of the projector , according to your prefer ences. I tem 6, Remote Control O ptions , allows you to modify the projector ’ s communication settings for communication with external control devices such as remote keypads.
interpolating between “ the two closest ” setup memories. This feature is very useful when adding a new source to the system and/or when much adjust- ment is required. B y using the “ ASI with Save ” feature, the projector can do most of the required adjustments for y ou.
When ASR is on, the projector monitors the current input for horiz ontal and vertical scan frequency changes. When a frequency change occurs, the current I nput memor y and all Recall memories ar e scanned in search of a memory with matching scan frequencies.
When to use the ASR feature... The ASR feature is intended for use when many different sour ces must share the same input (via a third party switcher , for example) or when a signal source can output several differ ent scan frequencies (e.g., a SV GA card).
Clear Current Setup This utility is used to clear the current setup memory to the factor y default display settings. T o clear the current setup memory , press from the S ource Setup menu. A dialog box is display ed. M ove the cursor to “ Do It ” then press to clear the memory .
Channel List ➤ The Channel List utility allows you to display and pr ogram the projector ’ s Channel List. The Channel List is a user-programmable list of sources and projector setups. Sour ces added to the list can be quickly switched to and displayed by entering their assigned two-digit channel number .
The Name Field The N ame field stores the names of the sources in the list. S ource names may be up to 11 characters in length. I t is recommended that source names be entered to make it easier to keep track of the sources. S ource names are briefly displayed when channels are selected.
T o list the Recall M emories, press from the U tilities menu. If more than 30 Recall memories exist, pr ess to display the remaining memories. Input Memories ➤ (Listing) The Input M emories utility provides a list of the Input memories stor ed in the projector .
Preferences ➤ The P references utility allo ws you to set various prefer ences which affect the behavior of the projector . T o display the P refer ences menu, press from the U tilities menu. Six preference items ar e displayed with their current settings.
Language (English, French, German, Spanish, Italian) M enus and text can be displayed in English, F rench, German, S panish or I talian. T o change the language, select the Language item in the menu until the desired language is sho wn. Pr ogrammable Events (On/Of f) This item allows you to enable or disable the P rogrammable E vents feature.
F igure 3-8. I ndependent IR Keypad Control Caution: The keypad you ar e using may become inoper ative if its protocol does not match its setting in the menu. Remote J ack This setting determines how the projector r esponds to devices connected to the REMO TE jack on the projector ’ s rear panel.
Baud Rate This item contains the projector ’ s RS-232 serial por t baud rate. The RS-232 serial port, located at the back of the projector , provides a means to control the projector using a computer or another projector . The serial por t baud rate setting must match the operating baud rate of the controlling device.
the current date per the format displayed in item 4 (month/day/y ear , day/month/ year or year/month/day). When the proper date has been entered and is displayed, pr ess to accept the changes and leave date editing mode. N ote: On entry of the last digit, you automatically leave date editing mode.
T o program or modify an event, first use the arro w keys to mov e the cursor to the field you want to modify (for example, the T ype field). Next use and/or the number keys to modify that field. Details for field modification are pro vided on the following pages.
The Interval Field The Interval field shows a date or interval at which the event is to take place. W ith the cursor positioned on the Interval field press to cycle through the available options. S ee T able 3-2 below for details. T able 3-2. Interval Field Options * Only valid entries are accepted.
General Notes about Programmable Events 1) All events are ignored if P rogrammable Ev ents is set to Off in the P refer ences menu ( ). 2) The projector must be turned on for programmable events to take place.
3.8 Multi-pr ojector Functions In a multi-projector installation it is usually desir ed to have a single IR key- pad control all the projectors in the system.
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Section 4 Maintenance 4.1 W arnings and Guidelines The Madrigal I maging MP-8 and MP-9 projection system is FCC and CSA appro ved and is designed for safe and reliable operation. H ow ever , safe operation cannot simply be assured by design; installers, maintainers, and users must maintain a safe operating environment for the system.
Power Cord and ➤ Attachments Only use attachments or accessories recommended b y Madrigal imaging. U se of others may result in the risk of fir e, shock or personal injury . Do not allo w anything to rest on the pow er cord. Locate the projector wher e the cord cannot be abused by persons walking on it or objects r olling ov er it.
➤ In rar e instances, flashing lights can trigger an epileptic seizure. During ACON usage persons with epilepsy should look away from the scr een. 4.2 Cleaning Clean the projector when required. B efore cleaning, always unplug the projector from the po wer outlet.
3) If using an IR keypad, the batteries may need replacement. R emo ve the batteries from the battery compartment on the back side of the keypad. Install new batteries as described in the section 2.3. 4) The keypad may be damaged. If the back panel C LED does not flash when is pressed, the projector is not responding to the keypad.
Symptom: The projector does not r espond to the or keys. Cause/Remedy: 1) Y ou may not be holding down the key long enough to initiate the action. Like , and must be pressed down for at least one second. Symptom: The projector does not r espond to an IR Remote keypad.
Symptom: The upper portion of the display is waving, tearing, or jittering. Cause/Remedy: 1) This sometimes occurs when the source is a V CR or video signal. Change the sync mode by selecting the fast/slow sync option fr om the Pictur e Adjust menu ( ).
4) The projector may be too far from the screen. 5) The location of the audience with respect to the screen may not be adequate. Make sur e the audience is within the viewing angle set by the projector and screen position, and the scr een type. 6) The phase setting may require adjustment.
Symptom: Colors on the display ar e not accurate (when using the M ulti-standard Decoder). Cause/Remedy: 1) Color and tint settings may require adjustment. Symptom: The display is not r ectangular in shape. Cause/Remedy: 1) The geometr y settings may not be set correctly .
ACON Err ors ➤ If ACON is installed and an err or message occurs during automatic convergence or Learn Screen, pr oceed through the following checklist. ❑ Is the ambient lighting appr opriate for projection? A number of problems could result during automatic convergence and/or Learn Scr een if the ambient lighting is too bright.
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Section 5 Specifications 5.1 Specifications MP-8 and MP-9 N ote: Due to constant r esearch, specifications ar e subject to change without notice. Optics ➤ ❑ High definition hybrid lens ❑ Optical.
Gamma Correction ➤ ❑ Gamma corr ection circuitry provided for impro ved video performance and gray-scale tracking. Frequency ➤ Response ❑ 120 MHz bandwidth (-3 dB) ❑ Accommodates 3 nanosecond pix els and digital clock rates over 300 MHz DC Restoration ➤ ❑ Keyed clamp , better than 1% Geometry Distortion ➤ ❑ Horiz ontal: 2.
N otes: 1. Blanking can be increased with left and right blanking contr ols 2. Retrace fix ed as Short in ranges 45 – 60 kHz and 100 – 152 kHz despite user setting 3. Defl. retrace time must be less than the max. blanking duration 4. Horiz ontal blanking duration of the source must be more than the max.
Envir onment ➤ Maximum Operating Range ❑ T emperature: 0 to 35 ° C ❑ H umidity: 0 to 90% non-condensing ❑ Altitude: 0 to 10,000 ft. (0-3,000m.
Physical ➤ F igure 5-1. P rojector Dimensions SPECIFICA TIONS 5.5.
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Appendix A Glossar y This appendix defines many of the terms used in this manual as they apply to the Madrigal I maging MP-8 and MP-9 projection system. ACON (Automatic ➤ Convergence) ACON is an automatic convergence featur e. Convergence of the red, gr een and blue images is performed accurately and automatically with minimal user intervention.
Autolock ➤ The ability of the projector to automatically synchronize to the horizontal and vertical scan frequencies of an input signal. Bandwidth ➤ The frequency range of the projector's video amplifier . Blanking Time ➤ The time inside one scan line during which video is not generated.
Contrast (ratio) ➤ The ratio of brightness of the brightest possible area to the darkest possible area of an image. Convergence ➤ The alignment of the projected red, green and blue images on the projection screen. Current Setup ➤ Memory The setup memory which is currently being used to display a given source's image.
attenuate incident light; screens with gain more than 1 dir ect more incident light to the audience but have a narro w viewing angle. F or example: An image reflecting off a 10 gain screen appears 10 times brighter than it would if reflected off a matte white wall.
Keystone ➤ A distortion of the image which occurs when the top and bottom borders of the image are not equal in length. S ide borders slant in or out, producing a keystone shaped image. Learn Screen ➤ An ACON function which stores screen position data in memory for future reference.
Operation Level ➤ The projector is at operation level when an image is (or may be) displayed and no control, dialog, error , or help messages are displayed.
Resolution of ➤ the Pr ojector The smaller of CR T and Lens resolutions. Retrace Time ➤ (Horizontal) The minimum time required for the pr ojector to mov e the position of the scanning spot from the right edge to the left edge of a CR T .
GLOSSARY A.8 Sync ➤ This term refers to the part of the video signal that is used to stabilize the picture. S ync can take three forms: 1) "Composite sync" when the horizontal and vertical components are together on one cable. 2) "Sync on green" when the sync is part of the green video .
GLOSSARY A.9 Video Decoder ➤ A device that converts NTSC, P AL, SECAM or NTSC 4.43 video to R GB video (Multi-standar d Decoder). Viewing Angle ➤ Screens do not r eflect equally in all directions. M ost light is reflected in a conical volume which is centered ar ound the "line of best viewing".
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Appendix B Menu T ree proj color tint detail geom 1 2 3 recall 4 5 6 help 78 9# 0 stby menu mute power cont brite conv enter exit source util pic ✴ B.
MENU TREE B.2.
Appendix C ASR/ASI Log ic Diagrams Check the Input memory of the currently selected input for matching H & V scan frequencies. match yes ye s no match Change the current setup memory to the matched Input memory . no Do nothing. A change in scan frequency is detected.
"ASI with Save" Logic Dia gram match match match no match no match no match Search for a Recall memory with matching H&V scan frequencies. yes n o W as "Do It" selected from the confirmation box? Check the Input memory of the currently selected input for matching H&V scan frequencies.
Appendix D Comm unication Ca bles RS-232 Serial Communications When connecting the projector to a signal switcher , another Madrigal imaging projector , or a computer , a standard RS-232 serial communication cable is r equired. Cable details are pr ovided belo w .
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Appendix E K e ypad Reference T o toggle the keypad ’ s protocol setting (A or B), press . T o toggle the keypad ’ s protocol setting (A or B), press .
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F.1 Appendix F Thro w Distance T a bles T able F-1 Throw Distance for MP-8 (inches) 1.78 throw distance 1.33 throw distance 1.78 throw distance 1.33 throw distance 1.
THROW DIST ANCE T ABLES F.2 T able F-1 Throw Distance for MP-8 (cm) 1.78 throw distance 1.33 throw distance 1.78 throw distance 1.33 throw distance 1.78 throw distance 1.
THROW DIST ANCE T ABLES F.3 T able F-1 Throw Distance for MP-9 (inches) 1.78 throw distance 1.33 throw distance 1.78 throw distance 1.33 throw distance 1.
THROW DIST ANCE T ABLES F.4 T able F-1 Throw Distance for MP-9 (cm) 1.78 throw distance 1.33 throw distance 1.78 throw distance 1.33 throw distance 1.78 throw distance 1.
Appendix G Lenses This appendix describes the relationship between lens type, scr een size and thro w distance as they apply to the projector . Please contact your dealer or Madrigal I maging for additional assistance. MP-8 MP-9 HD-8 HD-10GT17 T ype Series Factory From T o 60" 60" 120" 120" From T o 76.
.
Index INDEX.1 A ACON definition, A.1 setup, 2.35 ASI, 3.35 definition, A.1 logic diagram C.1 set up for , 2.31 ASI with Save 3.35 logic diagram C.2 Aspect Ratio definition, A.1 of screens, 2.5 ASR, 3.35 definition, A.1 logic diagram, C.1 set up for , 2.
Index INDEX.2 M M echanical Setup guided tutorial, 3.7 M emory set up of, 2.29 M enu T ree, B-1 M enus, 3.5 M essage Boxes, 3.6 Mirror the use of, 2.14 M ounting front screen, 2.12 rear screen, 2.13 M ulti-projector F unctions, 3.51 M ulti-standard D ecoder described, H.
This MADRIGAL IMAGING ® product is warranted to be free from defects in material and workmanship under normal use for a period of ninety (90) days from the date of purchase.
Madrigal Audio Laboratories, Inc. 2081 South Main Street, P.O. Box 781 Middletown, Connecticut 06457 USA Telephone: (860) 346-0896 Fax: (860) 346-1540 http://www.madrigal.com is a registered trademark of Madrigal Audio Laboratories, Inc. a Harman International company P630130 © 4/2000 Madrigal Audio Laboratories, Inc.
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