20HLV16 - diagramas.diagram...

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1. ADJUSTMENT PROCEDURERead and perform these adjustments when repairing thecircuits or replacing electrical parts or PCB assemblies.CAUTION• Use an isolation transformer when performing anyservice on this chassis.• When removing a PCB or related component, afterunfastening or changing a wire, be sure to put the wireback in its original position.• When you exchange IC and Transistor with a heat sink,apply silicon grease on the contact section of the heatsink. Before applying new silicon grease, remove all theold silicon grease. (Old grease may cause damages tothe IC and Transistor).Prepare the following measurement tools for electricaladjustments.1. Patterm GeneratorOn-Screen Display Adjustment1. Set the VOLUME to minimum.2. Press the VOL. DOWN button on the set and thechannel button (9) on the remote control for more than2 seconds to display adjustment mode on the screen asshown in Fig. 1-1.3.4.5.FunctionTV01 H POSI OSD 175Use the Channel UP/DOWN button or Channel button(0-9) on the remote control to select the options shownin Fig. 1-2.Press the INPUT button on the remote control to endthe adjustments.To display the adjustment screen for TV, AV, GAME,YUV, HDMI, DVD and PC mode, press the INPUTbutton on the remote control to set to the TV, AV,GAME, YUV, HDMI, DVD and PC mode. Press theVOL.DOWN button on the set and the channel (9) onthe remote control for more than 2 seconds.ELECTRICAL ADJUSTMENTSStep No.Fig. 1-1NO.0102030405060708091011121314151617181920FUNCTIONH POSI OSDV POSI OSDR DRIVE(N)R CUT OFF(N)G DRIVE(N)G CUT OFF(N)B DRIVE(N)B CUT OFF(N)R DRIVE(C)R CUT OFF(C)G DRIVE(C)G CUT OFF(C)B DRIVE(C)B CUT OFF(C)R DRIVE(W)R CUT OFF(W)G DRIVE(W)G CUT OFF(W)B DRIVE(W)B CUT OFF(W)NO.2224252627282930313233343536373839402. BASIC ADJUSTMENTS2-1: CONTRAST MAXFUNCTIONH POSI 60HzV POSI 60HzBAK LIGHT CENTBAK LIGHT MAXBAK LIGHT MINBRIGHT CENTBRIGHT MAXBRIGHT MINTINTSHARP CENTERSHARP MAXSHARP MINCONTRAST CENTERCONTRAST MAXCONTRAST MINCOLOR CENTCOLOR MAXCOLOR MINFig. 1-21. Receive the monoscope pattern. (RF Input)2. Using the remote control, set the brightness and contrast tonormal position.3. Activate the adjustment mode display of Fig. 1-1 and pressthe channel button (36) on the remote control to select"CONTRAST MAX".4. Press the LEFT/RIGTH button on the remote control untilthe contrast step No. becomes "212"5. Check if the picture is normal.6. Receive the monoscope pattern. (VIDEO Input)7. Press the INPUT button on the remote control to set to theAV mode.8. Using the remote control, set the brightness and contrast tonormal position.9. Activate the adjustment mode display of Fig. 2-1 and pressthe channel button (36) on the remote control to select"CONTRAST MAX".10. Press the LEFT/RIGTH button on the remote control untilthe contrast step No. becomes "216".11. Check if the picture is normal.12. Playback the DVD(480i) disc. (COMPONENT Input)13. Press the INPUT button on the remote control to set to theYUV mode. Then perform the above adjustments 8~11.14. Playback the DVD(480i) disc. (HDMI Input)15. Press the INPUT button on the remote control to set to theHDMI mode.16. Using the remote control, set the brightness and contrast tonormal position.Activate the adjustment mode display of Fig. 1-1 and press17. the channel button (36) on the remote control to select"CONTRAST MAX".18. Press the LEFT/RIGTH button on the remote control untilthe contrast step No. becomes "160".19. Check if the picture is normal.D-1
2-2: WHITE BALANCE1.2.3.4.5.6.7.Place the set in Aging Test for more than 15 minutes.Receive the gray scale pattern from the PatternGenerator.Using the remote control, set the brightness and contrastto normal position.Activate the adjustment mode display of Fig. 1-1 andpress the channel button (03) on the remote control toselect "R DRIVE(N)".Press the CH. UP/DOWN button on the remote control toselect the "R CUT OFF(N)", "B DRIVE(N)", "B CUTOFF(N)", "R DRIVE(C)", "R CUT OFF(C)", "B DRIVE(C)","B CUT OFF(C)", "R DRIVE(W)", "R CUT OFF(W)", "BDRIVE(W)" or "B CUT OFF(W)".Adjust the LEFT/RIGTH button on the remote control towhiten the R CUT OFF(N), B DRIVE(N), B CUT OFF(N),R DRIVE(C), R CUT OFF(C)", B DRIVE(C), B CUTOFF(C), R DRIVE(W), R CUT OFF(W), B DRIVE(W) or BCUT OFF(W) at each step tone sections equally.Perform the above adjustments 5 and 6 until the whiteachieved.ELECTRICAL ADJUSTMENTSD-2
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FILE NO. 810-200639GRSERVICE MANUAL
Page 3 and 4:
Connectingyour TV/DVDConnectingyour
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IntroductionConnectingyour TV/DVDSe
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S-VIDEOVIDEOVIDEOAUDIOLRAUDIOLRVIDE
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LOCKSSELECT:[0-9]LOCKSNEW PASSWORDS
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SETUPCLOSED CAPTIONPICTURE SIZEPICT
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Connectingyour TV/DVDConnectingyour
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MP3-5.MP3/MP3-2.MP3Select FilesRepe
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Connectingyour TV/DVDSetting upyour
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68AppendixToshiba of Canada Limited
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IMPORTANT SERVICE SAFETY INFORMATIO
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IMPORTANT SAFEGUARDS(CONTINUED)17.1
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[ When removing the DVD Deck ]WHEN
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TABLE OF CONTENTS• GREEN PRODUCT
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GENERAL SPECIFICATIONSG-9 Clock and
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GENERAL SPECIFICATIONSFeatures Tray
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1. REMOVAL OF MECHANICAL PARTSAND P
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DISASSEMBLY INSTRUCTIONS1-8: SCALER
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DISASSEMBLY INSTRUCTIONS2. REMOVAL
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DISASSEMBLY INSTRUCTIONSINSTALLATIO
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WHEN REPLACING EEPROM (MEMORY) ICCO
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09E0 6F F0 A0 86 08 08 20 80 80 80
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2630 EC 08 5A CA 1E 68 00 80 10 82
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Page 107 and 108: ELECTRICAL ADJUSTMENTS3. ELECTRICAL
Page 109 and 110: TROUBLESHOOTING GUIDETHE PICTURE DO
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Page 113 and 114: TROUBLESHOOTING GUIDEON SCREEN DISP
Page 115 and 116: TROUBLESHOOTING GUIDEDISC DOES NOT
Page 117 and 118: TROUBLESHOOTING GUIDEDOES NOT PLAY
Page 119 and 120: MECHANICAL EXPLODED VIEW20910620920
Page 121 and 122: MECHANICAL EXPLODED VIEW(PACKING DI
Page 123 and 124: MECHANICAL REPLACEMENT PARTS LISTLo
Page 125 and 126: DVD DECK REPLACEMENT PARTS LISTLoca
Page 127 and 128: ELECTRICAL REPLACEMENT PARTS LISTLo
Page 133: TOSHIBA CORPORATION1-1, SHIBAURA 1-
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