Zenith A60M91W Servisní příručka

SERVICE MANUALProduct Type: Projection/Directview CTVChassis: GMManual Series: CM-150 and PV-150Manual Part #: 923-3364R1Model Line: AProduct Year: 19

CM150/PV150 1-4 GM CHASSISPROGRAMMING THE REMOTESPROGRAMMING THE MBR3457 REMOTEIf you’re using Zenith products, the remote is alreadyprogrammed for th

CM150/PV150 1-5 GM CHASSISPROGRAMMING CODES MBR3457/TRK4000TVSAdmiral 116, 121, 130, 133Adventura TV/VCR 154Akai 104Amark 103, 146AOC 104Bell & Ho

CM150/PV150 1-6 GM CHASSIS

CM150/PV150 2-1 GM CHASSISSERVICE MENUGM CHASSIS A-LINE LINE SERVICE SETUP -DIRECTVIEW AND PROJOAccessing The Service MenuYou may access the menu by

agmchas/p1 2-2SERVICE MENUINTEQ INTEQ AVI AVI INTEQ32V DV 36V DV ‘84 PV ‘91 PV ‘98 PV3D comb 4x5W 3D comb 4x5W 2H Comb 2x5W 2H Comb 4x5W 3D comb 4x5W0

CM150/PV150 2-3 GM CHASSISSERVICE MENUINTEQ INTEQ AVI AVI INTEQ32V DV 36V DV ‘84 PV ‘91 PV ‘98 PV3D comb 4x5W 3D comb 4x5W 2H Comb 2x5W 2H Comb 4x5W 3

agmchas/p1 2-4SERVICING - SMALL SIGNAL MODULE REPLACEMENTSMALL SIGNAL (MAIN) MODULE REPLACEMENTAND TOUCHUP CONVERGENCEIMPORTANT! All convergencedatais

CM150/PV150 2-5 GM CHASSISSERVICE - SMALL SIGNAL MODULE REPLACEMENT (continued)ENTER THE STEREO COEFFICIENTS(Bar code data) Will be found on a label a

agmchas/p1 2-6PROJO CONVERGENCE SETUP PROCEDURE - MBR3457/TRK40002. Set pattern generator display to a hatch ormono-scope pattern.3. Adjust brightness

CM150/PV150 2-7 GM CHASSISPROJO CONVERGENCE SETUP PROCEDURE - MBR3457/TRK4000 (continued)Note: If you have a monoscope test pattern sethorizontal size

PRODUCT SAFETY SERVICING GUIDELINES FOR AUDIO-VIDEO PRODUCTSiIMPORTANT SAFETY NOTICEThis manual was prepared for use only by properly trained audio-vi

CM150/PV150 2-8 GM CHASSISCONVERGENCE SETUP W ORKSHEETGreenSkewBowLinKeyPinSizeIn-PinS-ingL-LinMid-SizeDC CenterGreenN/AN/AIn-LinD-KeyD-PinL-SizeN/AW-

CM150/PV150 2-9 GM CHASSISCONVERGENCE SETUP ILLUSTRATIONCONVERGENCE CONTROL ILLUSTRATIONSZone AZone BCONVERGENCE ZONESZONE B ZONE A46"52

CM150/PV150 2-10 GM CHASSIS

CM150/PV150 3-1 GM CHASSISTROUBLESHOOTINGTROUBLESHOOTING THE GM TELEVISION SYSTEMA system is easier to troubleshoot when broken downinto circuit group

CM150/PV150 3-2 GM CHASSISTROUBLESHOOTINGCheck Standby Conditions150VDC - RX3401Power SupplyMain Module5VSB - R4108Check Standby ConditionsPower ON Co

CM150/PV150 3-3 GM CHASSISTROUBLESHOOTINGGM A Line Chassis Power ControlProjection15VDVCNTL15V SBPW R CTRL12V SW37V SBYPW R DDGNDGND1881<16.35V>

CM150/PV150 3-4 GM CHASSISTROUBLESHOOTINGCheck Standby Conditions150VDC - CR3402 CPower SupplyMain Module5VSB - R4108Check Standby ConditionsPower ON

CM150/PV150 3-5 GM CHASSISSERVICINGGM DIRECTVIEW SERVICE CONTROLSThe service menu controls are limited to the G-2, focus,vertical size, and horizonta

CM150/PV150 3-6 GM CHASSISSERVICINGTo set G-2 place the G-2 set up jumper (SW1), the jumperis on the rear left corner of the main module, placejumper

CM150/PV150 3-7 GM CHASSISSERVICE ADJUSTMENTSDIRECT VIEWPURITY & CONVERGENCE SET-UP PROCEDUREPRELIMINARY SET-UP1. Allow the receiver to warm up fo

iiPRODUCT SAFETY SERVICING GUIDELINES FOR AUDIO-VIDEO PRODUCTSTHEORY OF OPERATION (SHUTDOW N CIRCUIT)The HV shutdown circuit appears on sheet 5 of the

CM150/PV150 3-8 GM CHASSISSERVICE ADJUSTMENTSVERTICAL-TILT W EDGE ADJUSTMENTThe vertical lines at 6 and 12 o’clock are converged byvertically tilting

CM150/PV150 3-9 GM CHASSISSERVICE ADJUSTMENTS2 PoleYokeAssemblyConvergence YokeAssemblyVideo ModuleAssemblyCoolantAssemblyReplacement CRT AssemblyInst

CM150/PV150 3-10 GM CHASSISGM DIRECT VIEW - SMALL SIGNALSystem MicroFor Future UseFor Future UsePIPTuner-IF/AudioComb/VideoSource Switch AssemblyRFSW

CM150/PV150 3-11 GM CHASSISGM DIRECT VIEW - LARGE SIGNALVR3249H SIZEVR2138V SIZEFOCUS (TOP)G2 (BOTTOM)FLYBACKTX32043A53P43N23G23A63P13Y34W 9Q3402ICX3

CM150/PV150 3-12 GM CHASSISGM PROJO - SMALL SIGNALSystem MicroPIPTuner-IF/AudioComb/VideoSource Switch AssemblyRFSWJack Pack AssemblyM1M2M3 M4M5 M6P1

CM150/PV150 3-13 GM CHASSISGM PROJO - LARGE SIGNAL3C7CR3419QX32003G23H333N2Q3501CBECBEIC2100Q3502QX3204QX32014W 93A6CBECBEBEACRC3K94F3R43R8ICX3406CR34

CM150/PV150 3-14 GM CHASSIS

SECTION 4

iiiPRODUCT SAFETY SERVICING GUIDELINES FOR AUDIO-VIDEO PRODUCTSHV SHUTDOW N FOR PROJECTION TVSERVICE SAFETY NOTESWhen servicing chassis, under no cir

TABLE OF CONTENTSCM150/PV150 TOC GM CHASSISSection 1Overview (General Information) . . . . . . . . . . . 1-1MBR3457 Remote Control (Keys Defined) . .

CM150/PV150 1-1 GM CHASSISOVERVIEWGENERAL INFORMATIONNew Video features include a comb filter for processingincoming signals to provide fine detail im

CM150/PV150 1-2 GM CHASSISMBR3457 REMOTE CONTROL - KEYS DEFINEDSURFGUIDEACBCCCC (Closed Captioning)Displays closed captionmenuPRG (Program)Programs re

CM150/PV150 1-3 GM CHASSISTRK4000 REMOTE CONTROL - KEYS DEFINEDmodemuteflshbksourceentermenurecordpauserewstopf.fwdplay1234567809surfvolumechannelpowe