Zenith PRO895X User's Manual
Contents
1. 18553 01 was A 18105 O1 Assembly Assemblies 9 1512 XX Assembly 206 3634 SYSTEM ALIGNMENT DIGITAL DISPLAY SETUP PROCEDURE GEOMETRY CONVERGENCE Adjustment Goal Geometry controls all three colors at the same time Remote Key LIN TB LR LIN TB LR LINC SMALL H amp V Video ARROWS Phase SKEW V Skew BOW Bow V H Skew 206 3634 Set to fill screen at C and D Use external source not internal test pattern 19 T L KEY 20 T L PIN Set to fill Screen at A and B Use external source not internal test pattern 21 T LS Set equal widths CZ ZD 22 T L KEY Left Key Set equal height AZ ZB Set box width at center equal to average of left and right box widths and size 23 T L PIN Left Pin Set box heights at center equal to TLS Left S average of top and bottom box widths and size Set the position of the external source to be centered on the screen Level line C D Straighten line C D note that some screen frames are curved Line A B edges equal distance to screen edge Straighten Line A B Set bottom edge G H straight with respect to screen border Touch up all controls Set for straight bottom edge line G H corners G amp H move center B is stable Set for straight bottom edge line G H middle areas K amp M move in opposite direction center B and ends G amp H are stable Adjust for straightest line G H middle2. PC Board Retainer A PC Board Retainer 9 1506 Dig Image Processor d 9 1509 Analog Convergence ae 9 1515 Micro Scan RGB Processor E m F 50905 Key Board IR Assembly Setup Menus SETUP is used to adjust geometry and convergence settings Press RED to continue SETUP Press GREEN to force formats Press BLUE to set floor ceiling Press any other key to exit 8P7 206 3634 CEILING FLOOR 8A7 SW7001 Top Edge Of The 9 1509 Module SETUP Position Floor Press lt gt To change selection PAGE 19 PHYSICAL SETUP EXAMPLES OF DISPLAY SETUP DISTANCES AND CENTER POINTS 4AU p Screen Projection Display Peerless nm Width Distance Center Mount Center Note Distance A is measured from the cabinet panel 48 58 5 8 26 3 8 11 front directly below the green CRT lens 60 72 7 8 30 3 4 11 2 Calculate the Display Center B from a reference line 80 96 3 8 38 11 projected from the bottom of the cabinet Display 96 115 1 4 43 5 8 11 Center B 0 3057 8 44 120 143 1 2 11 Set the projector s height using measurement B This 144 171 7 8 11 references the botto
3. January 1998 Adjustment Goal Set top edge E F straight with respect to screen border Set for straight top edge line E F Set for straight edge line E F middle areas J amp L move opposite center A and ends E amp F are stable Set left edge E G straight with respect to screen border top and bottom move in opposite directions center C is stable Set for straight left edge line E G corners E amp G move center C is stable Set for straight left edge line E G middle areas N amp P move opposite center C and ends E amp G are stable Set J K and L M straight with respect to line E G A B and F H adjust for minimal internal keystone top bottom move in opposite directions centers 3 and 4 are stable Set J K and L M straight adjust for minimal internal pincushion Average error for straightest lines G H and E F middle areas K amp M and J amp L move in same direction center B A and ends G amp H are stationary Due to the interaction of IN XXX con trols key controls and pin controls for best overall convergence it may be necessary to tweak the other controls areas K amp M move in same direction center B and ends G amp H are stationary Set right edge F H straight with respect to screen border top and bottom move in opposite directions center D is stable Set for straight right edge line F H corner F amp H move center D is stable Set for s
4. Macintosh NTSC PAL SECAM studio commercial nega tive vertical analog sync III FREQUENCY RANGE SYNC ON GREEN Horizontal component 15kHz to 40kHz Vertical component 50 to 100 Hz HORIZONTAL COMPOSITE Horizontal component 15kHz to 40kHz Vertical component 50 to 100 Hz VERTICAL 50 to 100 Hz 3 AMPLITUDE SYNC ON GREEN Sync portion 300mV 150mV HORIZONTAL COMPOSITE a Analog TTL Mode 0 7Vp p to 5Vp p b Special Composite Mode 300mV 150mV VERTICAL 0 7Vp p to 5Vp p V POLARITY 1 2 SYNC ON GREEN negative HORIZONTAL COMPOSITE a Analog TTL Mode positive or negative b Special Composite Mode negative VERTICAL positive or negative PULSE WIDTH OR DUTY CYCLE SYNC ON GREEN Minimum sync pulse width 40015 HORIZONTAL COMPOSITE a Analog TTL Mode Max duty cycle of sync pulse Vsync in 0 7Vp p 15 Max duty cycle of sync pulse Vsync in 1 4Vp p 30 b Special Composite Mode Minimum sync pulse width 40015 VERTICAL Max duty cycle of sync pulse Vsync in 0 7Vp p 15 Max duty cycle of sync pulse Vsync in 1 4Vp p 30 PAGE 15 PAGE 16 SCREEN SIZE SELECTION Courtesy of Draper Shade amp Screen One of the most important decisions in screen selection is to determine the correct size of screen based upon 1 The dimensions of the audience area 2 The projection format
5. with Green this may have to be tweaked during this alignment procedure Set to match Green at C and D T L KEY Set to match Green at A and B Match Green at C and D Iterate with H Size if necessary T L KEY Match Green at A and B iterate with V Size if necessary Match Green at 4 center line vertical axis midway between Z and D T L S ING Match Green at 3 center line vertical axis midway between C amp Z and LI LIN Press key twice to get the second function Caution H LIN C also affects this adjust in correct order above T L KEY Left Key T L PIN Left Pin Match Green at 7 and 8 Match Green at C and D Match Green at C and D Match Green at A and B Match Green at A and B T L S ING Balance error with Green at bottom edge G H left and right edges move in opposite directions center is stable Match Green at right edge corners G amp H corners G amp H move in same direction center B is stable Balance error at bottom edge in areas K amp M middle areas K amp M move in opposite directions center B and ends G amp H are stationary Balance error at bottom edge in areas K amp M middle areas K amp M move in same direction center B and ends G amp H are stationary V In Pin Balance error with Green at right Touch up all controls edge corners F amp H top and bottom move in opposite directions center D is stable Match Green at
6. other Audio Amplifier r adapters with the connector types and jacks available on the video source 206 3700 N Z O e e 2 lt N ejep 3991109 91 Anjos jsnui posn 340g NO 81295 ML 4035 pue 319 8 ou pneq 0021 SI 3eurroj IYL c 19jnduioo g JO 104 WOD 181295 0 SI STIL 394205 19208 394209 Irt ey yoedyour 91482 JISIM ON 91489 Jo depy 69 ea 10d JON WX uy ejeq 2SU9S Al 9PISMO ou p WoA PISMO SU WOA PIMIA SI0J29UU07 PIMIA S10329uuo 39N3333334 9NT4IM NId HOLIINNOI Ir I 6 da Jo3nduiro 110d WOD OL SELECTS MENU OPTIONS REMOTE CONTROL WINDOW S VIDEO INPUT JACK COMMUNICATIONS PORT INTER CONNECT JACK RJ 11 Loop Out Loop In Setup Switch Set LOOP switch to Out if routing composite video to a second projector CONNECTIONS CONTROL PANEL ENTER a Shows Source Time Display MENU Accesses on screen menus e ENTER MENU POWER POWER ON INDICATOR Selecting the Input Source The type of input signal determines wh
7. 206 3634 A setup convergence use To use the normal user menu Source Setup or Video press the TV Mode Switch The user menus indicate the current setting by highlighted text or a bar number indication in the dialog box at the bot tom of the screen The exception is the Source menu which has the three choices with the currently selected source being highlighted and control instructions in the dialog box Setup Mode Functions TV Mode Switch Convergence Color Select Switches Geometry and Convergence Control Setting Control Keys This is a Two Function Switch Press Once For Top Function Press Twice For Lower Function T L PIN In setup mode this allows you to compare the control change with the stored setting Convergence Setup __ Switch Video Drive Cutoff Switches 124 231 04 PAGE 13 SETUP MODE NOTES AND CAUTIONS When you enter the setup mode the system is in the Geometry Mode the shape controls adjust all three colors at the same time To adjust an individual color i e Red to adjust SKEW you must press the Red key This will put the system into the Convergence Mode the shape controls adjust one color at a time To return to the Geometry Mode you must press the Red key a second time When you are adjusting all colors geometry mode the little arrow keys at the bottom are for video phase adjust only When they are pressed the remote wil
8. Skew V Key Match Green in middle areas N O and P Q may require iteration with V Bow V Pin Due to the interaction of IN Controls Key Controls and Pin controls for best overall convergence it may be necessary to tweak the other controls This should only require minor adjustments of each control It may be necessary to perform this procedure twice to get optimal performance PAGE 27 206 3700 Copyright 2001 Zenith Electronics Corporation
9. F amp H corners F amp H move in same direction center D is stable Balance error at right edge in areas amp Q middle areas 0 amp Q move in opposite direction center D and ends F amp H are stationary Balance error with Green at top corners E amp F straight with respect to screen border left and right move in opposite directions center A is stable Match Green at top edge comers E amp F comers E amp F move in same direction center A is stable Balance error at bottom edge in areas J amp L middle areas J amp L move in oppo site directions center A and ends E amp F are stationary Balance error with Green at left corners E amp G top and bottom move in oppo site directions center C is stable Match Green at left edge corners E amp G corners E amp G move in same direction center C is stable Balance error at left edge in areas N amp P middle areas N amp P move in opposite directions center C and ends E amp G are stationary Average error with Green in middle areas J K and L M ends move in opposite direction centers 3 amp 4 are stable may require iteration with H Skew H Key Match Green in middle areas J K and L M ends move in same direction center is stable may require iteration with H Bow H Pin Average error with Green in middle areas N 0 and P Q ends move in opposite direction centers 7 amp 8 are stable may require iteration with V
10. VIEW Be sure to read and understand the setup section before Warranty 15 included with the PRO895X Read the user you attempt to install a PRO895X system you will find menu section to understand the features and functions for tables and examples of the required installation data for a normal system operation There are no field required successful installation Also the user Operating Guide and adjustments to the service menu a i e MENU LOOP COMP OUT VIDEO y INPUT NORMAL 20 Status LEDs Standby 5VDC is present in the 9 1515 module O Horizontal Active horizontal deflection yoke drive is present in the 9 1505 module Vertical Active vertical deflection yoke drive is present in the 9 1510 module Video Enable all conditions are ready for high voltage to turn on via the 9 1504 mc 9 1515 Video Output Cables R G ee System EPROM ENTER OFF TRIPS 111 MENU ON LEDS e LOOP COMP OUT VIDEO G OO OO000 PAGE 11 TOP INSIDE VIEW 9 1510 A 18211 Vertical Deflection and Convergence Output This module swings up hinged at the front edge and is normally down covering the green and blue CRTs Sa A 1821
11. 10 cannot be altered in the field Each preset format has a custom memory location to store customized setup data Each customized setup has a separated memory location for each aspect ratio 4 X 3 letter box compressed and 16 X 9 You must set up and converge the system for each aspect ratio that will be used The five customer memory locations are for signal formats that do not match the ten factory preset signal formats There is also the option to copy the stored format data from one memory location to another This allows faster setup when several similar for mats are used Internally generated signal patterns also aid with setup of convergence The internal pattern gener ator may sync from the internally preset signal formats or it will sync from an external signal source This is helpful for on site full convergence or just a touch up You must use the customer s signal source to perform blanking and phase adjustments The PRO895X cabinet is comprised of three pieces Removal of the case allows full maintenance access to the systems electronic and mechanical assemblies Front and rear mounted IR detector assemblies allow almost no inter ference to IR control There are adjustable and removable feet on the bottom of the case CABINET REMOVAL Note the location of the screws which need to be removed to allow access to the components Caution Disconnect the PRO895X from power before attempting to remove the cabinet REAR
12. 2 Red Green Blue 8 Assembly Astigmatator 4 Pole Lo nl 6 Pole exe L RED 9 1512 GREEN 9 1512 BLUE 9 1512 9 1504 HV Power Supply 9 1505 Horizontal Deflection Top Bracket Bracket A 9 1511 SECAM 9 1571 Digital Control Processor 9 1506 Dig Image Processor PC Board Retainer A PC Board Retainer B 9 1509 Analog Convergence 9 1507 Jack Pack 9 1515 Micro Scan RGB Processor EES v F 50905 Key Board IR Assembly PAGE 12 206 3634 SETUP REMOTE CONTROL The PRO895X is supplied with the MBR3470T 3468PT and a universal customer remote control For most servicing sit uations the MBR3470T 3468PT is required The MBR3470T 3468PT has the special functions needed for geometry convergence adjustments and system setup functions which the Universal customer remote cannot perform When using the MBR3470T 3468PT press the Convergence Setup Mode Switch The SETUP mode is only for PRO895X Customer Menu Functions POWER ON OFF Gr NUMBER KEYS T L KEY T L KEY T L PIN ENTER MENU n m SELECT amp ADJUST SOURCE SELECT
13. 3dB RGB RESOLUTION 1920 x 1080 interlace VIDEO RESOLUTION 800 TV Lines SIZE ADJUSTABLE 48 192 inches wide SCREEN CONFIGURATION Front or rear floor or ceiling mount with simple scan reversal COLOR BALANCE Four user selectable settings 3200 6500 9300 Custom HIGH VOLTAGE 32 kV POWER CONSUMPTION 600 Watts max AC POWER CORD 3 meters WEIGHT 43 13 kg 95 lbs ENVIRONMENT Operating Temperature 0 to 40 degrees Humidity 0 to 90 percent non condensing Storage 10 to 50 C degrees SAFETY AND REGULATION UL Complies with UL 1950 CSA Complies with CSA C22 2 No 950 FCC Complies with FCC Class B Regulations European CE Mark Complies with IEC 950 DHHS Complies with X Ray Emission Regulations NOM Complies with Mexico Standards MECHANICAL DIMENSIONS 12 90 inches H 25 75 inches W 33 28 inches D REMOTE CONTROL SYSTEM Two IR receivers for front and rear remote access Installer s remote provides full control of menus and convergence Operators remote is a Universal multi brand remote control Formats Supported NTSC 3 58 NTSC 4 43 PAL M N B G VGA IBM Standard Mac 640 x 480 35kHz Grand HDTV Formats 1280 x 720 progressive Alliance 16 x 9 aspect ratio 1920 x 1080 interlaced 16 x 9 aspect ratio per SMPTE specification tri level sync STANDARD CONNECTIONS CONNECTING COMPUTER VIDEO S
14. Center Projection Distance A Projection Distance sg Ed Screen Center Text continued from page 18 III PRELIMINARY ALIGNMENT SETUP Set Vertical DC centering The following procedures are intended for complete Floor Red 30 Green 20 Blue 30 Geometry Convergence setup Use the customer s signal for Ceiling Red 30 Green 20 Blue 30 doing phase and size adjustments You can use the internal In geometry mode and convergence mode green red and patterns for shape and convergence if the customer signal blue set SKEW H 0 and SKEW V 0 sources do not have a cross hatch pattern Adjust the Red Green and Blue yokes for no horizontal If you are realigning a single CRT due to replacement or doing tilt or twist alignment touch up perform the following steps as needed 2 Yoke Ring Magnet and Astigmatator Alignment 1 Yoke Tilt Alignment Verify Only This is not a normal field adjustment Use a cross hair or cross hatch pattern Monitor only the cen The astigmatator assembly should be mounted 62 5 mm from ter most horizontal line of the pattern to check yoke tilt the video output module from the front edge of the video out Do not use SW9501 on the 9 1510 module to disable conver put module t thesi pole rings Refer to page 24 gence The vertical circuit is not disabled only the horizontal is Astigmatator Alignmen
15. HD Projection Display Installation and Setup Guide for System Installer Model PRO895X zenin fe SAFETY WARNINGS WARNING RISK OF ELECTRIC 5 DO NOT OP WARNING TO REDUCE THE RISK OF ELECTRIC SHOCK DO NOT REMOVE COVER OR BACK NO USER SERVICEABLE PARTS INSIDE REFER SERVICING TO QUALIFIED SERVICE PERSONNEL The lightning flash with arrowhead symbol within an equilateral triangle is intended to alert A the user to the presence of uninsulated dangerous voltage within the product s enclosure that may be of sufficient magnitude to constitute a risk of electric shock to persons The exclamation point within an equilateral triangle is intended to alert the user to the pres ence of important operating and maintenance servicing instructions in the literature accom panying the appliance WARNING TO PREVENT FIRE OR SHOCK HAZARDS DO NOT EXPOSE THIS PRODUCT TO RAIN OR MOISTURE NOTE TO CABLE TV INSTALLER This reminder is provided to call the cable TV system installer s attention to Article 820 40 of the National Electric Code U S A The code provides guidelines for proper grounding and in particular specifies that the cable ground shall be connected to the grounding system of the building as close to the point of the cable entry as practical REGULATORY INFORMATION This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to Part 15 of the FCC Rules These
16. O895X running cool Air circulates through perforations on the sides of the cabinet Do not block these vents or you will shorten the life of the 895 Power Cord The PRO895X has a three wire A grounding type plug having a third grounding pin This plug will only fit into a grounding type power outlet This is a safety feature If you are unable to insert the plug into the outlet contact an electrician to replace the obsolete outlet Do not defeat the safety purpose of the grounding type plug Power Source The PRO895X is designed to operate on standard current 120 volt 60 Hertz AC or 230 volt 50 60 Hertz AC Do not attempt to operate it on DC current The PRO895X is configured at the factory for 120 volt 60 Hz operation A service adjustment is necessary to permit the unit to operate on 230 volt 50 60 Hz See Changing From 120 VAC To 230 VAC in the Setup and Alignment sec tion for details National Power Cord Requirements U S Canada The power cord must be UL listed and CSA certified The minimum specifications for the power cord are as follows No 18 AWG Type SV or SJ 3 conductor The power cord must have a rated cur rent capacity of at least 10 amperes e The attachment plug must be an earth grounding type with a NEMA 5 15P 15A 125V or NEMA 6 15P 15A 250V configuration Standard North America 120 VAC North America 240 VAC Other Countries The cord set fittings must bear the cer
17. OURCES Connect a video source such as a computer PC Laptop or Notebook type ese 0 je ENTER MENU POWER LOOP OUT Typical Laptop Computer O u Q LOOP VIDEO R B COMM S VIDEO SOP VIS SYNC SYNC Monitor HD Display V S 15 Pin Type Connector BNC Type Connectors To hook up a laptop or computer use a cable with a Note Any special adapters cables or connectors shown 15 pin D type connector on one end and BNC connectors are not provided with the PR0895X See your computer on the other end dealer for your special requirements CONNECTING VIDEO AND S VIDEO SOURCES Connect video sources with a tuner VCR or other video sources such as a DVD player or satellite receiver To hook up a VCR DVD play U U US er or other video source use standard video connec Q 00999 tors as needed Connect the video source to HD Display the Video In jack on the PRO895X If the video source has an S Video connector then connect to the S Video jack on the PRO895X ese 0 0 0 p ere S Video Laser Disc Player VCR or other Video Source Notes For audio capabi lity or other S Video Source y connect your Video sources r Audio output to a separate audio amplifier like a stereo system no audio capability E is provided with the i ae PRO895X Use cables and ser stem
18. adjust SCHIEMPFLUG FOCUS For edge focusing Inputs RGB INPUTS 5 BNC analog RGB H V with full VGA and VESA Super VGA tracking compatibility COMPOSITE VIDEO INPUT 1 0 Vp p 75 ohm BNC jack loop through NTSC 3 58 NTSC 4 43 PAL M N PAL B G S VIDEO INPUT Y 1 0 Vp p 75 ohm C 0 28 Vp p color burst level via mini DIN connector DATA COMMUNICATIONS PORT RS232 serial port POWER INPUT Dual range power supply 90 137 Vac 180 264 Vac 47 63 Hz Video Features Three dimensional Digital Comb Filter Two dimensional Picture Sharpness Circuitry Digital Dynamic Video Noise Reduction Color Transient Improvement Black Level Expansion Auto Flesh Tone Correction Video Edge Enhancement Color Noise Reduction Advanced Video DSP with 5 megabit memory Extra Wide band Video Amplifiers High Resolution AKB with programmable white balance control Picture setup via source selection World Wide Multi standard Video System PAL M N PAL B G NTSC Aspect Ratio Correction Multi Frequency Multi Format High Definition System 15 to 40 kHz 75 MHz dot clock Addressability via IR for multiple projection unit applications On Screen Display capable of 13 x 32 character display resolution General HORIZONTAL SCAN FREQUENCY 15 0 40 0 kHz VERTICAL SCAN FREQUENCY 40 0 100 Hz RETRACE TIME Horizontal lt 3 5 uS 15 0 40 0 kHz Vertical 450 uS 40 0 100 Hz BANDWIDTH 37 5 MHZ
19. d projec tion format of your choice We can provide any size up to and including the largest published size If you do not find the size and format you need listed please call or fax your requirement to us and we will be delighted to quote Audiovisual or AV format screens are intended for general use They accommodate a variety of projector types and range from square to wide horizontal in aspect ratio AV format screens are described in terms of height x width and are standardly furnished without black borders although borders are optionally available Video format screens on the other hand are specifically designed for use with video projectors Their format is strictly defined as a 3 4 rectangle and the size is usually described in terms of a nominal diagonal Conventional models of video format screens are standardly furnished with black borders to frame the image on all four sides allowing for video projector overscan Tab Tensioned electric screens are routinely furnished with black bor ders at the sides and bottom although black masking at the top is optionally available HDTV format 9 high by 16 wide is also available for high defi nition television projection Anamorphic Video and Wide Screen format 1 1 85 How to Calculate a Custom Size Draper also manufactures custom size screens to meet your speci fication Virtually any size within the maximum shown for a given model is available Please call for pricing
20. djust mechanical focus while observing the center horizontal line Adjust until one side left or right comes sharply into focus Adjust the two screws opposite the side that is in focus i e if the left side of the center horizontal line is in focus adjust the two screws on the right side of the lens Turn each screw 1 4 1 2 turn at a time in the same direction in or out while observing the focus of the center horizontal line If the sharp focus begins to move towards the center of the image you are going in the wrong direction in or out Adjust in the correct direction until the entire line achieves a uniform soft focus from left to right You should then be able to adjust the barrel focus to get the center horizontal line sharp all the way across If not you can fine adjust with this same procedure Loosen the lens focus adjustment knob Fully extend the lens barrel Adjust mechanical focus while observing the center vertical line Adjust until one side top or bottom comes sharply into focus Adjust the two screws opposite the side that is in focus i e if the bottom of the center vertical line is in focus adjust the two screws on the top of the lens Turn each screw 1 4 1 2 turn at a time in the same direction in or out while observing the focus of the center vertical line If the sharp focus begins to move towards the center of the image you are going in the wrong direction in or out Adjust in the correct direction un
21. e Signal Source s Verify that the PRO895X recognizes all the source signals Set the Ceiling Floor setup menu option Text continues on page 21 9 1500 Stanby Switch Mode Power Supply DX3403 TX3401 14A1 9 1799 Pro880 9 1500 900 120 2307 DX3403 D3708 LED 7 5VDC ICX3401 14K3 eee AC Power Jumper for 120 230VAC DX3702 TX3703 TX3701 10A 250V FX3701 AC Power Connector 206 3634 SETUP REFERENCES 9 1505 Module Horizontal Deflection Yoke Connectors 9 1510 Module Vertical Deflection anil Yoke Connectors 9 1510 Module 9 1509 Module Top Edge Top View 9 1510 A 18211 Vertical Deflection and Convergence Output This module swings up hinged at the front edge and is normally down covering the green and blue CRTs RED 9 1512 GREEN 9 1512 BLUE 9 1512 9 1504 HV Power Supply 9 1505 Horizontal Deflection Top Bracket Top Bracket 9 1511 SECAM 9 1571 Digital Control Processor
22. e the battery compartment cover Push tab in ___ Notes Do not place heavy objects on top of the remote control keys Prolonged unintentional operation of the remote shortens the usable life of the batteries Remove the batteries if the remote control will not be used for a month or more The remote manufacturer is not responsible for damage caused by battery leakage 3276 A Adjustment Select Keys Adjusts selected geometry convergence characteristics CHOOSING THE SETUP FUNCTION Press SETUP to set the remote control in setup mode In the setup mode you have the following choice of which setup functions to perform Geometry Convergence Press SETUP then RED Single Color Convergence Press SETUP then RED and a color key Red Green or Blue to select color to converge Forced Signal Formats Press SETUP then GREEN Ceiling Floor Select Press SETUP then BLUE PRODUCT OVERVIEW The PRO895X HD Projection Display system 15 a high reso lution multiple signal format display monitor It uses 7 high performance liquid cooled CRTs Each CRT has a 5 active phosphor area and a 90 degree deflection angle The CRTs use high resolution color corrected multi layered hybrid lens assemblies Horizontal scan frequency is from 15 to 40 KHz Vertical scan frequency is from 40 to 100 Hz Video system signal bandwidth is 35 MHz The projected display diagonal size 4 3 aspect ratio i
23. ent steps are to be performed I INSTALLATION PREREQUISITES 1 Mounting Configuration Floor or Ceiling Projection Configuration Front or Rear Determine Display Size and Aspect Ratio Shape List ALL Signal Source s and Format s Check Projection Installation Area Before Installation Survey Installation Area For Power and Signal Source Requirements Test PRO895X system before modifying its configuration Modify Install and Set Up the PRO895X system II SYSTEM CHECK AND PHYSICAL SETUP 1 PRO895X Check Out Before Changes to Configuration IMPORTANT Do Not Connect Power until you verify cor rect setup of the 120 230 VAC jumper on the 9 1500 power supply Refer to the illustration at the right a Connect all the customer s RGB and Video Source s to the PRO895X jackpack b Turn on the PRO895X and the Signal Source s c Verify that the PRO895X recognizes all the source signals d Verify that the PRO895X operates correctly Turn the PRO895X off and disconnect the AC power 2 Set Floor Ceiling and Front Rear Configuration Refer to the figures on page 19 a Remove the PRO895X top cover b 9 1510 Module set vertical deflection and horizontal vertical convergence connectors c 9 1505 module set horizontal deflection connectors d 9 1509 module set dynamic focus switch SW7001 3 Set Red and Blue CRT Point Angles Set angles only if the setup is a non factory configuration other than 80 wide image a Remo
24. for assistance in purchasing an appropriate screen Note Use of a projection screen designed for a single light source projection system may result in significant side to side color distortion The purpose of this installation guide is to provide general guidelines for the proper installation and setup of the PRO895X Actual operation of the unit is described in the separately supplied Operating Guide and Warranty This guide has been prepared for properly trained installers Note Design and specifications are subject to change without prior notification 206 3700 Copyright 2001 Zenith Electronics Corporation INSTALLATION OVERVIEW Installer s Experience Level The PRO895X is a sophisticated Entertainment Machine In addition to making the necessary connections installation will most likely require a series of adjustments to ensure the projected image is not distorted If these adjustments are not accu rate the operation of the PRO895X could be adversely affected For this reason installation and setup should be performed by a qualified service person and should con form to all local codes The installer must also adhere to the pertinent Articles of the National Electrical Code NEC pertinent Regulations of the Federal Communications Commission FCC and all relevant codes of local regulat ing agencies Installation Considerations Before you install the PRO895X Ventilation Proper ventilation keeps the PR
25. gnal source power conserve features off before starting convergence If the video signal is lost you will quit convergence mode with no chance to save your work 9 To display the Forced Mode Menu press SETUP and GREEN SELECT To display the current sync and video format being used press GREEN MUTE To see the elapsed time display press and hold LIN C LI LIN until the regular menu disappears and then press the TIMER or H Pulse key To set the unit IR Code for use when multiple units are in the area press and hold LIN C LI LIN until the regular menu disappears and then press T LS T LS T LS T LS and ADJ TOGGLE Copying Formats Procedure Copy the setup information Convergence blanking phase chromatics and aspect ratio from one defined format to another defined format The procedure quickly copies unrecognized new formats or existing formats to one of the five available Customer defined format spaces The ten factory format presets cannot be over written To display the Copy Format Menu press R MUTE Use the Left Right arrows to select the for mat you want to copy Use the Up Down arrows to change the menu option from Copy From to Copy To Use ENTER to initiate copying the format to the newly specified customer format Customer 1 Customer 2 etc If a format already exists in the selected Customer format space it
26. hin the haloed area Use the main yoke magnets to position the signal raster center to the CRT face center Refer to figure below Vertical Display Center Horizontal Display Center Equal to Equal to right side left side space space Raster Display Area CRT Phosphor Area The center of the video pattern display should be in the center of the CRT phosphor ares Video pattern display is vertically compressed below the horizontal center of the display PAGE 22 h Verify spot alignment by rotating Green electrical focus slightly CW to CCW The Dot shape should not tail or flair The bright area should remain in the center of the haloed area i Repeat steps c thru h as needed to obtain the smallest and best round Green center dot with no shape flaring j Adjust for the best electrical and mechanical focus k Repeat steps c j for the Red and Blue displays L Exit forced mode 6 and return to normal video Set Brightness and Contrast to 50 Note The yoke adjustments should not be touched during the remaining setup steps FOCUS PROCEDURE USING SPRING SYSTEM Changing Preset 80 inch Width Image Screen Size Note The PRO895X is shipped preadjusted for an 80 inch project ed screen size image To set up a screen size other than 80 inch width you must remove the shims from each of the 3 lens assemblies Note Remove AC Power Be careful not to damage the lens assembly or scratch the len
27. ich source is being viewed Use the Source Menu to select the source you want to view The options in the menu correspond to the connec tors on the connection panel 20990 SYNC SYNC Source POWER On Off Switch Red Green Blue RGB Horizontal Vertical input jacks COMPOSITE VIDEO INPUT COMPOSITE VIDEO LOOP OUT JACK Set LOOP switch to Out if using loop through Setup J Video Video S Video RGB Current Source Video Press un to Select Input Press ENTER to change 206 3700 REMOTE CONTROL REMOTE CONTROL MBR3470T The MBR3470T remote control 15 used specifically for servicing and setup adjustment It provides the special functions needed for geometry convergence and system setup that other remotes cannot perform Red Green Blue Selects formats sets Floor Ceiling or a specific color convergence Vertical and Horizontal Adjusts selected geometry convergence characteristics BATTERY INSTALLATION Batteries are provided but they must be installed before using the remote control When it no longer functions normally or when it loses memory replace the batteries with two high quality alkaline size AAA batteries To Install the Batteries Open the battery compartment by pressing in on the tab and lifting the cover off Place the batteries into the compartment according to the markings shown in the compartment Replac
28. ideo and S Video Sources Connector Pin Wiring Reference Connection Control Panel Selecting Input Source Remote Control Battery Installation Choosing the Setup Function Product Overview Product Overview Monitor Cabinet Removal Monitor Rear View Monitor Top Inside View Setup Setup Remote Control Key Functions Setup Mode Notes and Cautions Specifications for RGB Sync Inputs Screen Size Selection Setup and Alignment Procedure Procedure Overview I Installation Prerequisites II System Check and Physical Setup Setup Reference Illustrations Physical Setup III Preliminary Alignment Setup IV Final Detailed Geometry Convergence Setup V Geometry Convergence of Other Aspect Ratios Convergence Setup Controls Geometry Convergence Convergence of Red and Blue onto Green PLACEMENT CONSIDERATIONS Room Light Ideally the PRO895X should be placed in a low light envi ronment Picture quality and the ability to see the project ed images are adversely affected by bright light conditions Placement Your PRO895X is shipped from the factory to provide an image with an 80 width as a ceiling mounted front projec tor To ensure proper placement of the unit or to change the size of the projection image refer to the Physical Setup section Note to Installer Viewing Surface We recommend a good quality screen having a matte white finish which measures 80 in width or more diagonally Contact your local dealer
29. l switch the geometry control to phase If the arrow keys have not been touched for a few seconds the remote will automatically switch back to the geometry control you were last using before using the small arrows When you are adjusting an individual color conver gence mode the little arrow keys at the bottom are for DC Centering only When they are pressed the remote will switch the convergence control to DC Centering If the arrow keys have not been touched for a few seconds the remote will automatically switch back to the convergence control you were last using before using the small arrows The setup controls in the on screen display are usually labeled with Horz Vert T L top left or B R bottom right and a number value indicating the current setting If you want to see what effect the new setting compared to the stored setting has on the display press the ADJ TOGGLE key on the remote Adjust tog gle will allow you to switch between the two settings before committing to a change After making your changes and adjustments be sure you SAVE THE NEW SETTINGS If a major change has been made new module new CRT or a change in the physical setup you must re adjust and store the geometry setup for each of the formats and aspect ratios being used To escape from the setup mode without saving any changes press the Quit key twice 8 Caution shut all the PRO895X timers and si
30. limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures Reorient or relocate the receiving antenna Increase the separation between the equipment and receiver Connect the equipment into an outlet on a circuit different from that to which the receiver is connected Consult the dealer or an experienced radio TV technician for help CAUTION Do not attempt to modify this product in any way except as noted herein without written authorization from Zenith Electronics Corporation Unauthorized modification could void the user s authority to operate this product C9WARN B CONTENTS Safety Warnings Safety Warnings Installation Overview Installer s Experience Level Installation Considerations Power Cord Requirements Specifications Specifications Standard Connections Connecting Computer Video Sources Connecting V
31. m of the cabinet to the display 160 190 5 8 11 center When doing a ceiling mount be sure to allow for 200 237 7 8 11 the dimensions of the mounting bracket hardware Ensure that the projector is mounted horizontally tered and dicular to th PHYSICAL SETUP TO THE SCREEN for all aspect ratios ee ete dad 1 Set distance A according to the selected display width distance reference point on the PRO895X front or calculate the distance in inches A 1 179 x width 2 063 CRT Front View RED and BLUE CRT Spring Point Angle Adjust Tower Screws pw Le Le BLUE RED A Nylon Rod Nylon Rod Shipping Spacer Shipping Spec 9 1502 9 1503 9 1501 9 1500 Power Supply Power Supply Power Supply Power Supply This projection system comes set up for Ceiling Mount and a display width of 80 To change the display width two shipping spacer rods for the RED and BLUE CRTs must be removed This allows the RED and BLUE CRT point angles to be set for the new display width PAGE 20 206 3634 SYSTEM ALIGNMENT B Screen Center Mount Bracket Center 11 from Front Panel Under the Green CRT
32. ojection equipment to be used If the screen will only be used with one type of projector of over head projector CRT video projector etc it is easy to determine the exact screen dimensions based upon the projection format of that projector Projection formats are expressed in terms of aspect ratio which is the relationship of the height of the projected image to its width Aspect ratios of common projection formats are listed below If it is necessary to modify the screen dimensions based upon the formats of projectors to be used it is preferable to hold the screen height constant and increase the screen width as neces sary rather than to hold the width constant and decrease the height ASPECT RATIOS OF COMMON PROJECTION FORMATS H W 1 00 1 00 1 00 1 78 or 9 16 Overhead and opaque projection High Definition Television HDTV Anamorphic Video LCD and CRT video and data graphics projection Wide Screen CinemaScope 2x2 standard slides 35mm DF 1 00 1 33 or 3 4 1 00 1 85 1 00 2 35 1 00 1 48 or 2 3 3276 A Note Vertical presentation of a slide reverses its aspect ratio To allow this use a 1 00 1 00 aspect ratio for any type slide Projection Formats Most models of DRAPER screens are offered in both audio visual and 3 4 video formats Certain models are also offered in HDTV and WideScreen formats The differences between these formats are stated below We are glad to provide any DRAPER screen in the size an
33. on special sizes If you need to calculate a custom size these formulas may be useful D exact diagonal H viewing area height W viewing area width 3 4 Video H D x 6 W D x 8 D H x 1 667 D W x 1 25 9 16 HDTV H D x 49 W D x 87146 D H x 2 04 D 1 1475 1 1 85 wide screen H D x 4762 W D x 881 D Hx 2 1 D W x 1 135 PAGE 17 SETUP AND ALIGNMENT PROCEDURE PROCEDURE OVERVIEW There are several situations to consider when performing the setup procedure for the PRO895X System The setup procedure will vary depending on the required physical and signal configuration The simplest setup is that of a factory configured projector which will use the preset conditions Factory configured means it has been aligned for ceiling front projection and a 80 wide dis play at a projected distance of 96 3 8 See pages 20 and 21 In this case using the customer s signal source only minor blanking phase and convergence touch up is required If the display size is changed to other than 80 width or the unit is to be floor mounted completion of the full setup procedure is required Setup after a hardware repair is the other condition Replacement of a CRT usually requires minor alignment steps yoke astigmatator focus and re convergence only for that color Replacement of modules in the vertical horizontal deflec tion or convergence systems usually requires that most all align m
34. or formats to be used In some situations these two questions yield the same answer in others they do not and compromises must be made Here are the key considerations Audience Area In determining the correct size of screen in rela tion to the audience area the goal is to make the size large enough so those in the rear of the audience area can see the sub ject matter easily but not so large that those in the front of the audience area have difficulty seeing the full width of the project ed image Width The generally accepted guideline in determining the screen width is the Two and Six Rule A Screen width should equal the distance from the screen to the first row of seats divided by two B Screen width should equal the distance from the screen to the last row of seats divided by six In case of a difference between these two guidelines the one yielding the larger size should prevail Height As a rule of thumb the screen height should equal or exceeding the distance from the screen to the last row of seats divided by eight Ceiling height and projection format considera tions may modify this standard Ceiling Height The bottom of the screen should be approximately 48 above the floor to allow all members of the audience to see the bottom of the projected image Projection Format Once you have determined the correct size of the screen based upon the audience area that size may be based upon the type or types of pr
35. p c Press ADJ TOGGLE and save the settings V Geometry Convergence of Other Aspect Ratios 1 Geometry Convergence setup must be accomplished for each required aspect ratio of each signal format used Video S Video RGB VGA400 VGA480 etc Each of the ten standard signal format memory custom loca tions also has a custom location for each of associated aspect ratios The five customer format memory locations also store the aspect ratio information separately RGB sources use the 4 x 3 letter box or 16 x 9 aspect ratios Video and S Video sources use the 4 x 3 letter box Compressed and 16 x 9 aspect ratios Installed CRT Assembly eee Lens Spring Assemblies o Lens Coolant Assembly Assembly Replacement CRT Assembly Replacement CRT Part Numbers Convergence Yoke Assembly 2 Pole 4 62 5mm Astigmatator Assembly Yoke Assembly 9 1512 XX Assembly Transfered Assemblies Convergence Yoke Assembly 2 Pole X Lf Il Astigmatator Assembly Lens Spring Yoke Coolant Assembly Blue PAGE 24 Red A 18554 01 was A 18105 02 Green A 18552 01 was A 18105
36. s hatch pattern only to do the geometry and convergence The cus tomer s signal must be used for blanking size centering and phase 1 Green Geometry Setup a Return to the geometry and convergence modes and set up the Green display with precision Each step should be done by measuring the display and not guess work b Now store the Green setup 2 Red to Green Convergence Setup a Return to the convergence mode and set up the red display with precision Converge the Red display to the Green display using all necessary controls b Now store the Red setup 3 Blue to Green Convergence Setup a Return to the convergence mode and set up the Blue display with precision Converge the Red display to the Green display using all necessary controls b Now store the Blue setup 4 Red to Green to Blue Convergence Setup a Return to the convergence mode and set up the Red and Blue display with precision Converge the Red display to the Green display using all necessary controls b Now store the completed setup 5 Video Blanking Setup Using the Customer s Signal a Access the Blanking Phase feature of the setup menu b Select the TOP LEFT BLANKING feature c Using the small arrows adjust the top and left edges increasing the setting number until the edge begins to crop or frame the video Decease the number until the cropping just stops Now decease the number value two more d Select the BOTTOM RIGHT BLANKING feature repeat ste
37. s adjustable from 60 to 240 Supported signal formats include NTSC 3 58 and 4 43 PAL M N B and G VGA Mac II and Grand Alliance HDTV Signal input options include 5 BNC connectors R G B V H composite video S Video Y C and an RS232 serial data port The IR control format is addressable 0 99 for use with multiple unit installations Each PRO895X comes with a Universal customer remote control and a service align ment 5 function MBR3470 remote control From the factory the PRO895X comes aligned for a 80 wide display The preset projection distance is 96 3 8 and configured for a ceiling mount You may customize the setup to be floor or ceiling mounted and rear or front pro jected Refer to the setup section before attempting an installation The convergence system is a digital controlled analog sys tem with 10 signal format preset and 5 customer option memory locations The preset format memory locations Standard Signal Format Modes Mode Name Freq Signal Type Factory 1 15 7Khz Video NTSC Factory 2 15 62khz Video PAL VGA 400 31 46khz RGB VGA480 31 46khz RGB 31 46khz RGB HDTV 33 31 75khz RGB MAC II 35 35 0khz RGB NTSC SOG 15 7khz RGB 1 2 3 4 5 VGA350 6 7 8 9 NTSC RGB 15 7khz RGB 10 Factory 10 15 7Khz Video SVHS Return To Normal Viewing 4 3 factory setup 4 3 16 9 factory setup 16 9 factory setup PAGE
38. s surface The lenses can be easily damaged during removal and reinstallation Each 80 inch width image focus shim shown below can be removed from each lens by first loosening and removing the 4 lens mounting screws in the order shown below Carefully remove the lens assembly remove and discard shim Reinstall lens using the screw installation sequence shown above hand tighten the screws Follow the same procedure to remove the two remaining lens shims Tighten and adjust the lens mounting screws following the instructions described in the following section 3 Ceiling Front Projection Lens Angle Focus Alignment If this PRO895X system is equipped with the lens assembly 206 3634 SYSTEM ALIGNMENT Lens Assembly 5 Red Green and Blue Lens Assemblies focus spring the following procedure must be completed This procedure must be completed as part of the system mechanical focus procedure See the figure above a Turn on the projector project a cross hatch pattern on the screen Cover up both the Blue and Red lenses Work only on the Green lens b Tighten all 4 lens mounting screws c Loosen all 4 lens mounting screws 3 full turns d Adjust the mechanical and electrical focus to get the best image possible in the center of the picture e Loosen the lens focus adjustment knob Fully extend the lens barrel A
39. t Verification Test disabled Adjust for the best electrical and mechanical focus a Set Horizontal DC centering to 0 red green blue Continued on next page 206 3634 PAGE 21 SYSTEM ALIGNMENT Continued from previous page Verify spot alignment by rotating Green electrical focus slightly clock wise to counter clock wise The Dot shape should not tail or flair The bright area should remain in the center of the haloed area Refer to the figure below Bad Centering and shape adjust 2 pole and 4 pole Good Shape and Centering If this test shows a need for astimatator alignment perform steps 3 l below Astigmatator Alignment Procedure a Set the display sync mode to Forced Mode 6 HDTV33 and select a cross hatch or dot pattern b Cut off Red and Blue video or cover the CRT lens assemblies Set Green electrical focus slightly CCW This is to make a dot near the display center dimly haloed with a bright center The haloed effect will also be visible with the cross hatch lines Use the astigmatator 4 pole magnet to shape the halo and bright spot as round as possible Use the astigmatator 6 pole magnet if needed to help shape the halo and spot round Use the astigmatator 2 pole magnet refer to the figure at bottom left of this page to center the bright spot within the halo You may also use an intersection of the cross hatch to center the bright area wit
40. tification mark of the agency responsible for evaluation in a specific country Acceptable agencies include the fol lowing BSI United Kingdom CEBEC Belgium DEMKO Denmark EANSW Australia SETI Finland IMQ Italy VDE Germany KEMA The Netherlands MITI Japan The flexible cord must be of a HAR harmonized type HO5VV F 3 conductor cord with a minimum conductor size of 03 square inches 1 0 square millimeter The cord set must have a current capacity of at least 10 amperes and a nominal voltage rating of 125 or 250 VAC as required by the specific country s power system Nemko Norway OVE Austria SEMKO Sweden SEV Switzerland UTE France Entertainment Machine is a registered trademark of Zenith Electronics Corporation SPECIFICATIONS PRO895X Note Specifications are subject to change without prior notice Optical PROJECTION SYSTEM CRT 7 inch High Performance Liquid Cooled Tubes 5 inch active phosphor area 90 degree deflection angle Super Oxide Cathodes LENSES High resolution color corrected multi layered coating hybrid lens system fl 03 Aperture LIGHT OUTPUT 700 Lumens peak light output CONVERGENCE Digitally controlled analog with 10 factory pre set options 5 customer memory locations plus a copy function feature CONVERGENCE LIMITS Less than 0 2 of vertical height SELF GENERATED SET UP PATTERNS Cross Hatch coarse and fine convergence color pattern static
41. til the entire line achieves a uniform soft focus from top to bottom You should then be able to adjust the barrel focus to get the entire image 206 3634 sharp all the way across top to bottom and left to right If not you can fine adjust with this same procedure Note Throughout this procedure pay no attention to the corners of the image g Adjust the focus mechanically and electrically to get the best overall image S Cover the Green lens and uncover the Red lens Repeat step b g for Red j Cover the Red lens a uncover the Blue lens k Repeat steps b g for Blue Re install PRO895X bs cover m Turn off the sync forced mode 9 and return to normal video viewing or sync forced mode 11 4 Rough Geometry Convergence Setup of Green When aligning Green some controls are enabled in Geometry only This is why the alignment starts by using Green in the geometry mode of setup a Using the setup remote control press SETUP and RED This will put the system into the GEOMETRY MODE b Using the setup remote control press RED MUTE and BLUE MUTE You should see only the Green video Roughly set up the shape of the Green display using the appropriate Skew Bow Key etc controls Adjust size or phase using the customer s video signal Refer to pages 25 26 and 27 for the convergence remote control and procedure notes 5 Rough Geometry Convergence of Red and Blue a Using the remote control ret
42. traight right edge line F H middle areas 0 amp Q move opposite and center D and ends F amp H are stable PAGE 25 NIT TYIO NIT NI T TT O NIT c INA S IL T L 11 TAOH 91 IATA ONIS Fauta juounsn pe jou pue o1 978 IH 10 3000 dnjag MOMS uonuoge INOA 5 0 MIMS 206 3634 PAGE 26 SYSTEM ALIGNMENT DIGITAL DISPLAY SETUP PROCEDURE CONVERGENCE OF RED AND BLUE ONTO GREEN It is desirable to Mute color you are not adjusting Select the color vou want to adjust by pressing the RED or BLUE Remote Key SMALL ARROWS SIZE SIZE LIN T B L R LIN T B L R LIN C and H SIZE LI LIN 206 3634 Adjustment Goal Remote Key Adjustment Goal H amp V Statics Set center of video for best overlap H Size V Size H Lin L R V Lin T B Lin C and SIZE H LI LIN
43. urn to the SETUP Mode and select the internal cross hatch pattern b Press RED and mute the Blue video Using the Point Angle adjustment screws align the Red center point horizontally with the Green center point Using DC vertical center align the horizontal center line of the Red pattern to the horizontal center line of the Green pattern Adjust Red Size and Lin T B L R to roughly match the Green pattern size Refer to pages 25 26 and 27 Roughly set up the shape of the Red display using the appropriate Skew Bow Key etc controls Refer to pages 25 26 and 27 g Press BLUE and mute the Red video h Using the Point Angle adjustment screws align the Red center point horizontally with the Green center point i Using DC vertical center align the horizontal center line of the Blue pattern to the horizontal center line of the Green pattern Adjust Blue Size and Lin T B L R to roughly match the Green pattern size Refer to pages 25 26 and 27 Roughly set up the shape of the blue display using the appropriate Skew Bow Key etc controls Refer to pages 25 26 and 27 Press QUIT and ADJ TOGGLE to store the adjustments Continued on next page PAGE 23 SYSTEM ALIGNMENT Continued from previous page IV Final Detailed Geometry Convergence Setup Use the video patterns generated by the customer s signal source for final alignment If this 15 not possible use the internal cros
44. ve the nylon rod shipping spacers or shipping wedges b Set Red CRT point angle according to the display width PAGE 18 C Set Blue CRT point angle according to the display width Refer to the figures on page 20 Note The PRO895X unit is shipped with spacer shims between the CRT and lens assemblies these must be removed to set up the Scheimpflug spring edge focus Refer to the figure on page 23 for the edge focus procedure 4 Mount the projector system Mount the PRO895X system according to the prearranged plans agreed upon between the installer and end user Verify the mount ing point hardware signal connections and power connections Note It is recommended that preliminary setup be done on the floor before hanging a ceiling configured system 5 Projector Display Surface Physical Setup a Set the projector to screen distance according to display width Refer to the figures on pages 20 and 21 b Set projector height according to display size Refer to the figures on pages 20 and 21 Adjust the projector s position for no horizontal skew to the display screen Verify that the Green CRT center is centered to the screen horizontal center Stabilize the projector and screen mounting hardware Verify that the setup of steps a through d has not changed Set Up Signal Sources a Connect the RGB and or Video Source s to the PRO895X jackpack Reconnect the AC power Turn on the PRO895X and th
45. will be overwritten by the new format when ENTER is pressed QUIT exits the menu without making any changes To aid with the alignment procedure it is recommended that you mark the center of the screen and the center of all four sides with masking tape Use drafting type tape that will not leave any marks This will give you calibration points for convergence and CRT alignments ce T 8 8 8 8 m T ADJ TOGGLE N KEY PAGE 14 206 3634 I There are three Sync signal inputs for use with RGB sources 1 2 SPECIFICATIONS FOR RGB SYNC INPUTS Version 2 1 December 21 1995 SYNC INPUTS SYNC ON GREEN SOG this is through the Green video input BNC jack terminated 75 ohms HORIZONTAL COMPOSITE H Comp through a BNC jack on the 9 1515 Combo module software switchable termination 2K 75 ohms VERTICAL through a BNC jack on the 9 1515 Combo module software switchable termination 2K 75 ohms COMPATIBILITY SYNC ON GREEN negative going sync on Green video input either EIA or SMPTE HD spec compatible HORIZONTAL COMPOSITE a Analog TTL Mode TTL level computer syncs VGA Macintosh NTSC PAL SECAM studio commer cial horizontal composite analog sync b Special Composite Mode NTSC PAL SECAM or SMPTE HD studio commercial negative composite or tri level analog sync Black Video VERTICAL TTL level computer syncs VGA
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