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JVC LT-Z32S2 Service Manual Download Page 1

SERVICE MANUAL

COPYRIGHT © 2004 VICTOR COMPANY OF JAPAN, LIMITED

No.YA020

2004/3

WIDE LCD PANEL TELEVISION

YA020

2004

3

LT-Z32S2,
LT-Z32S2

/A

,

LT-Z32S2

/S

TABLE OF CONTENTS

1

PRECAUTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3

2

SPECIFIC SERVICE INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-6

3

DISASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-9

4

ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-16

5

TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-43

BASIC CHASSIS

MK

1
2
3
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Summary of Contents for LT-Z32S2

Page 1: ...F JAPAN LIMITED No YA020 2004 3 WIDE LCD PANEL TELEVISION YA020 2004 3 LT Z32S2 LT Z32S2 A LT Z32S2 S TABLE OF CONTENTS 1 PRECAUTION 1 3 2 SPECIFIC SERVICE INSTRUCTIONS 1 6 3 DISASSEMBLY 1 9 4 ADJUSTMENT 1 16 5 TROUBLESHOOTING 1 43 BASIC CHASSIS MK ...

Page 2: ...those described in this manual please refer to the LT Z32S2 service manual No YA020 2004 3 Since the destination and front panel colour were changed we have issued the SERVICE MANUAL for LT Z32S2S H Ref No PARTS No PARTS NAME DESCRIPTION LT Z32S2 LT Z32S2S H 117 QMPK300 170 JC QMPN260 170 JC POWER CORD 1 7m BLACK 130 LC11688 004A LC11688 006A FRONT PANEL ASSY Inc No 130A 130B Silver Ref No PARTS N...

Page 3: ...2 3 W LCD panel 32V aspect ratio 15 9 Screen Size Diagonal 80 2cm H 41 2cm V 68 7cm Display Resolution Horizonal 1280 dots Vertical 768 dots W XGA Speaker 6 6 cm round 2 Oblique corn Audio Power Output 10 W 10 W Rated power output Aerial Input 75 Ω unbalanced coaxial Video Audio Input 1 2 3 4 Component Video Input 4 1125i 625p 525p 625i 525i S Video Input 1 2 Video Audio RCA pin jack 3 Y 1V p p Sy...

Page 4: ...ircuit area Where a short circuit has occurred those components that indicate evidence of overheating should be replaced Always use the manufacturer s replacement components 7 Isolation Check Safety for Electrical Shock Hazard After re assembling the product always perform an isolation check on the exposed metal parts of the cabinet antenna terminals video audio input and output terminals Control ...

Page 5: ...o protect against accidents and earthquakes 1 2 3 INSTALLATION REQUIREMENTS To ensure safety in an emergency such as an earthquake and to prevent accidents ensure that measures are taken to prevent the TV dropping or falling over Use the supplied screws to firmly attach the supplied hooks to the back of the TV and use commercially available cord to fix the TV to rigid components such as walls and ...

Page 6: ...vulnerable to lateral impacts and may break During transportation ensure that the unit is loaded along the traveling direction of the vehicle and avoid stacking them on one another For storage ensure that they are stacked in 2 layers or less even when placed upright 1 3 2 OPTICAL FILTER ON THE FRONT OF THE LCD PANEL 1 Avoid placing the unit under direct sunlight over a prolonged period of time Thi...

Page 7: ... pixel faults bright fault dark fault and flicker fault that are respectively defined as follows 1 BRIGHT FAULT In this pixel fault a cell that should not light originally is lighting on and off For checking this pixel fault input ALL BLACK SCREEN and find out the cell that is lighting on and off 2 DARK FAULT In this pixel fault a cell that should light originally is not lighting or lighting with ...

Page 8: ...ROM 55 D0 I O Data Program ROM 56 D14 I O Data Program ROM 57 D8 I O Data Program ROM 58 D6 I O Data Program ROM 59 D1 I O Data Program ROM 60 VSS33 I GND 61 VDD33 I 3 3V 62 D13 I O Data Program ROM 63 D9 I O Data Program ROM 64 D5 I O Data Program ROM 65 D2 I O Data Program ROM 66 D12 I O Data Program ROM 67 D10 I O Data Program ROM 68 VSS33 I GND 69 VDD33 I 3 3V 70 D4 I O Data Program ROM 71 D3 ...

Page 9: ...b memory 26 SDA0 I O I2 C bus data For general 27 SCL0 O I2 C bus clock For general 28 NC O Not used 29 NC O Not used 30 NC O Not used 31 NC O Not used 32 NC O Not used 33 NC O Not used 34 NC O Not used 35 NMI I Port for writing on board Writning L 36 NC O Not used 37 HD I Not used 38 NC O Not used 39 REMO I Not used 40 NC O Not used 41 P85 I Not used 42 P86 Not used 43 P87 Not used 44 SCK3 O Port...

Page 10: ...1 5 REMOVING THE FRONT CONTROL PWB CONTROL FRONT SENSOR PWB Remove the STAND Remove the REAR COVER 1 Remove the 2 screws K and remove the CONTROL KNOB 2 Remove the 2 screws L and remove the FRONT CONTROL PWB 3 Remove the FRONT SENSOR PWB 3 1 6 REMOVING THE VIDEO PWB MI COM DIST MODULE PWB Remove the STAND Remove the REAR COVER Remove the FAN BRACKET 1 Remove the 9 screw M and remove the VIDEO PWB ...

Page 11: ...VER JACK COVER STAND STAND COVER FAN BRACKET REGULATOR PWB COOLING FAN FRONT CONTROL PWB FRONT SENSOR PWB CONTROL KNOB c Y Y H G J TERMINAL BASE RECEIVER PWB U POWER CORD POWER CORD HOLDER b VIDEO PWB TUNER PWB MSP PWB JACK BASE TUNER PWB BASE VIDEO PWB SHIELD VIDEO PWB BRACKET Q Q N R P S F F MI COM DIST MODULE PWB Z M M Z R M ...

Page 12: ... COM DIST MODULE PWB Remove the POWER PWB 1 Remove the 3 screws d the 2 screws e and the 2 screws f 7 screws in total Then remove the FRAME R 2 Remove the 3 screws g and the 2 screws h 4 screws in total Then remove the FRAME L 3 Remove the 3 screws j Then remove the CENTER FRAME 4 Remove the 2 screws k and the 1 screw m 3 screws in total Then remove the TOP FRAME 5 Remove the 4 screws n and the 2 ...

Page 13: ...k whether the setting value of the SYSTEM CONSTANT SET is the same as these indicated in Table 1 d Press the INFORMATION key twice to return to the normal screen 5 Receive channel setting Refer to the OPERATING INSTRUCTIONS and set the receive channels 6 User setting Memories the user setting items The USER SETTINGS OF MENU setting is as next page 7 Setting of SERVICE MENU Check the setting items ...

Page 14: ...0 BBE ON PICTURE SETTING 3D SOUND OFF PICTURE MODE BRIGHT A H B ON COLOUR TEMP COOL HEADPHONE VOLUME 20 TV SPEAKER OFF OUTPUT MAIN PICTURE FEATURES EXT SETTING DIGITAL VNR AUTO S IN Super DigiPure AUTO ID LIST COLOUR SYSTEM TV Depends on PR CH DUBBING EXT 1 EXT 2 EXT AUTO FEATURES MOVIE THEATRE AUTO SLEEP TIMER OFF 4 3 AUTO ASPECT PANORAMIC BLUE BACK ON COLOUR MANAGEMENT ON CHILD LOCK CHANNEL GUAR...

Page 15: ...ROFST S01 S99 A01 A17 PDA01 PDA12 7 VNR Do not adjust 1 MYLV 2 ONMVF 3 MYCOR 4 MYGA 5 YEGON 6 YEGL 7 YLTL 8 MCLV 9 MCGA 10 MCCOR 11 CLTL 12 YNGA 13 COR_OF 14 LPF_OF 15 YCTL 16 YNCL 17 YNCON 3 AUDIO Do not adjust 1 ERROR LIMIT 2 A2 ID THR 3 Q PEAK 4 SOUND LEVEL SOUND SYSTEM B G 8 IP Do not adjust PPA001 PPA008 PPB001 PPB036 PPC001 PPC007 ADS001 ADS034 IPA001 IPA120 IPB001 IPB088 IPC001 IPC044 IPD00...

Page 16: ...the tweezers and remove the chip part Transistors diodes variable resistors etc 1 Apply extra solder to each lead 2 As shown in the figure push the part with tweezers and alternately melt the solder at each lead Shift and remove the chip part NOTE After removing the part remove remaining solder from the pattern 2 How to install Chip parts Resistors capacitors etc 1 Apply solder to the pattern as i...

Page 17: ... run for at least 30 minutes 6 Do not alter settings of items preset values on the service screen that are not stated in this manual 7 Unless otherwise stated in the ADJUSTMENT PROCEDURE section follow the settings for the features stated below using the remote control 4 2 MEASURING INSTRUMENT AND FIXTURES DC voltmeter or Digital voltmeter Oscilloscope Signal generator Pattern generator Remote con...

Page 18: ...300T CN300U CN3003 PW CN000K CN8003 CN1001 POWER PWB POWER CORD SPEAKER L SPEAKER R RECEIVER PWB TOP INVERTER UNIT BOTTOM INVERTER UNIT FRONT CONTROL PWB FRONT SENSOR PWB MI COM DIST MODULE PWB REGULATOR PWB VIDEO PWB CONTROL PWB LCD PANEL UNIT CN1 COOLING FAN P Q CN8 CN2 CN7 CN10 CN109 CN106 CN101 CN004 CN005 CN004 CN005 MSP PWB TUNER PWB AL AM F K J G N U S AL AE AD H N AE AD AH ...

Page 19: ...adjust Do not adjust OK 6 STATUS 1 SOFT 2 TELETEXT 3 ASPECT 4 IC 5 DEBUG 6 PANEL 7 VNR 1 MYLV 2 ONMVF 3 MYCOR 4 MYGA 5 YEGON 6 YEGL 7 YLTL 8 MCLV 9 MCGA 10 MCCOR 11 CLTL 12 YNGA 13 COR_OF 14 LPF_OF 15 YCTL 16 YNCL 17 YNCON IP PANOLAMIC PAL 8 IP STORE i EXIT PPA001 PPA008 PPB001 PPB036 PPC001 PPC007 ADS001 ADS034 IPA001 IPA120 IPB001 IPB088 IPC001 IPC044 IPD001 IPD058 OK OK OK STATUS 1 SOFT SELECT ...

Page 20: ...put data to the video circuit Function key For scrolling up down the setting items Function key For scrolling up down the setting values 3 AUDIO SOUND setting Do not adjust 4 DD CM Panel picture processing setting Do not change settings of items that are not included in the ADJUSTMENT PROCEDURE Sets output data to the deflection circuit Function key For scrolling up down the setting items Zoom red...

Page 21: ...HI B 0000 0127 0068 0000 9 BRIGHT 0000 0255 0013 0000 10 CONT 0000 0015 0006 0000 11 TWN BRG 0000 0127 0080 002 0000 12 TWN CNT 0000 0015 0008 0000 13 COLOUR 0000 0015 0007 0000 0007 0000 14 HUE 0000 0063 0000 0034 0000 15 BY GAIN 0000 0063 0043 0000 0043 0000 16 TWN COL 0000 0015 0008 0002 0008 0002 17 TWN TNT 0000 0063 0034 0000 0034 0000 18 B OF MR 0000 0015 0008 19 B OF MB 0000 0015 0008 20 B ...

Page 22: ... 0001 0001 S34 NO DISPLAY 0000 0001 0001 0001 0001 S35 NO DISPLAY 0000 0001 0000 0000 0000 S36 NO DISPLAY 0000 0031 0000 0000 0000 S37 NO DISPLAY 0000 0255 0220 0220 0220 S38 NO DISPLAY 0000 0063 0050 0050 0050 S39 NO DISPLAY 0000 0063 0060 0060 0060 S40 NO DISPLAY 0000 0001 0001 0001 0001 S41 NO DISPLAY 0000 0001 0001 0001 0001 S42 NO DISPLAY 0000 0003 0001 0001 0001 S43 NO DISPLAY 0000 0031 0009...

Page 23: ...S77 NO DISPLAY 128 0128 0000 0000 0000 S78 NO DISPLAY 0000 0255 0255 0255 0255 S79 NO DISPLAY 0000 0255 0000 0000 0000 S80 NO DISPLAY 0000 0255 0255 0255 0255 S81 NO DISPLAY 0000 0255 0000 0000 0000 S82 NO DISPLAY 0000 0255 0255 0255 0255 S83 NO DISPLAY 0000 0255 0000 0000 0000 S84 NO DISPLAY 0000 0255 0143 0143 0143 S85 NO DISPLAY 0000 0255 0255 0255 0255 S86 NO DISPLAY 0000 0255 0255 0255 0255 S...

Page 24: ...0000 0003 0000 A14 NO DISPLAY 0000 0007 0000 A15 NO DISPLAY 0000 0003 0000 A16 NO DISPLAY 0000 0003 0000 A17 NO DISPLAY 0000 0003 0000 Item No Item Variable range Setting value PDA01 NO DISPLAY 0000 0255 0000 PDA02 NO DISPLAY 0000 0255 0000 PDA03 NO DISPLAY 0000 0255 0000 PDA04 NO DISPLAY 0000 0255 0000 PDA05 NO DISPLAY 0000 0001 0000 PDA06 NO DISPLAY 0000 0001 0000 PDA07 NO DISPLAY 0000 0255 0000...

Page 25: ...0000 0000 DDT14 NO DISPLAY 0000 0003 0000 0000 0000 DDT15 NO DISPLAY 0000 0007 0000 0000 0000 DDT16 NO DISPLAY 0000 0255 0021 0021 0021 DDT17 NO DISPLAY 0000 0001 0000 0000 0000 DDT18 NO DISPLAY 0000 0001 0000 0000 0000 DDT19 NO DISPLAY 0000 0063 0001 0001 0001 DDT20 NO DISPLAY 0000 0015 0000 0000 0000 DDT21 NO DISPLAY 0000 0015 0000 0000 0000 DDT22 NO DISPLAY 0000 0015 0000 0000 0000 DDT23 NO DIS...

Page 26: ...63 0061 0061 0000 CMT24 NO DISPLAY 128 0127 0007 0007 0003 CMT25 NO DISPLAY 128 0127 0022 0022 0012 CMT26 NO DISPLAY 128 0127 0006 0006 0005 CMT27 NO DISPLAY 128 0127 0020 0020 0012 CMT28 NO DISPLAY 0000 0003 0001 0001 0001 CMT29 NO DISPLAY 0000 0255 0070 0070 0070 CMT30 NO DISPLAY 0000 0255 0035 0035 0035 CMT31 NO DISPLAY 0000 0255 0040 0040 0040 CMT32 NO DISPLAY 0000 0063 0000 0000 0000 CMT33 NO...

Page 27: ...000 CMT56 NO DISPLAY 0000 0001 0001 0001 0001 CMT57 NO DISPLAY 0000 0001 0000 0000 0000 Item No Item Variable range Setting value PAL SECAM NTSC Item No Item Variable range Setting value PAL SECAM NTSC 1 MYLV 0000 000F 000E 000E 000E 2 ONMVF 0000 0001 0001 0001 0001 3 MYCOR 0000 001F 0003 0003 0003 4 MYGA 0000 0003 0002 0002 0002 5 YEGON 0000 0001 0001 0001 0001 6 YEGL 0000 000F 0000 0000 0000 7 Y...

Page 28: ...0000 0000 0000 PPB005 NO DISPLAY 0000 00FF 0000 0000 0000 PPB006 NO DISPLAY 0000 00FF 0000 0000 0000 PPB007 NO DISPLAY 0000 001F 0000 0000 0000 PPB008 NO DISPLAY 0000 00FF 0000 0000 0000 PPB009 NO DISPLAY 0000 00FF 0000 0000 0000 PPB010 NO DISPLAY 0000 001F 0000 0000 0000 PPB011 NO DISPLAY 0000 00FF 0000 0000 0000 PPB012 NO DISPLAY 0000 00FF 0000 0000 0000 PPB013 NO DISPLAY 0000 001F 0000 0000 000...

Page 29: ...PAL SECAM NTSC PPD001 NO DISPLAY 0000 000F 006A 006A 006A PPD002 NO DISPLAY 0000 00FF 0002 0002 0002 PPD003 NO DISPLAY 0000 00FF 00F6 00F6 00F6 PPD004 NO DISPLAY 0000 000F 0002 0002 0002 PPD005 NO DISPLAY 0000 00FF 0042 0042 0042 PPD006 NO DISPLAY 0000 000F 0000 0000 0000 PPD007 NO DISPLAY 0000 00FF 0024 0024 0024 PPD008 NO DISPLAY 0000 000F 0001 0001 0001 PPD009 NO DISPLAY 0000 00FF 0054 0054 005...

Page 30: ...PLAY 0000 0001 0001 0001 0001 ADS028 NO DISPLAY 0000 0001 0001 0001 0001 ADS029 NO DISPLAY 0000 0001 0000 0000 0000 ADS030 NO DISPLAY 0000 001F 0003 0003 0003 ADS031 NO DISPLAY 0000 0001 0001 0001 0001 ADS032 NO DISPLAY 0000 0001 0000 0000 0000 ADS033 NO DISPLAY 0000 0001 0001 0001 0001 ADS034 NO DISPLAY 0000 00FF 0032 0032 0032 Item No Item Variable range Setting value PAL SECAM NTSC Item No Item...

Page 31: ...000D 000D 000D IPA037 NO DISPLAY 0000 003F 000D 000D 000D IPA038 NO DISPLAY 0000 003F 0010 0010 0010 IPA039 NO DISPLAY 0000 0003 0001 0001 0001 IPA040 NO DISPLAY 0000 0003 0001 0001 0001 IPA041 NO DISPLAY 0000 000F 000F 000F 000F IPA042 NO DISPLAY 0000 003F 0005 0005 0005 IPA043 NO DISPLAY 0000 003F 0008 0008 0008 IPA044 NO DISPLAY 0000 003F 0020 0020 0020 IPA045 NO DISPLAY 0000 003F 0020 0020 002...

Page 32: ... 0000 0000 0000 IPA082 NO DISPLAY 0000 0001 0000 0000 0000 IPA083 NO DISPLAY 0000 0001 0000 0000 0000 IPA084 NO DISPLAY 0000 0001 0000 0000 0000 IPA085 NO DISPLAY 0000 0001 0000 0000 0000 IPA086 NO DISPLAY 0000 0001 0000 0000 0000 IPA087 NO DISPLAY 0000 0001 0000 0000 0000 IPA088 NO DISPLAY 0000 0001 0000 0000 0000 IPA089 NO DISPLAY 0000 0001 0000 0000 0000 IPA090 NO DISPLAY 0000 0001 0000 0000 00...

Page 33: ...0005 0005 0005 IPA112 NO DISPLAY 0000 00FF 0040 0040 0040 IPA113 NO DISPLAY 0000 000F 0000 0000 0000 IPA114 NO DISPLAY 0000 00FF 00C0 00C0 00C0 IPA115 NO DISPLAY 0000 000F 0002 0002 0002 IPA116 NO DISPLAY 0000 00FF 00EF 00EF 00EF IPA117 NO DISPLAY 0000 0001 0000 0000 0000 IPA118 NO DISPLAY 0000 0001 0000 0000 0000 IPA119 NO DISPLAY 0000 0001 0000 0000 0000 IPA120 NO DISPLAY 0000 0001 0000 0000 000...

Page 34: ...PLAY 0000 00FF 0000 0000 0000 IPB021 NO DISPLAY 0000 000F 0000 0000 0000 IPB022 NO DISPLAY 0000 00FF 0000 0000 0000 IPB023 NO DISPLAY 0000 000F 0000 0000 0000 IPB024 NO DISPLAY 0000 00FF 0000 0000 0000 IPB025 NO DISPLAY 0000 000F 0000 0000 0000 IPB026 NO DISPLAY 0000 00FF 0000 0000 0000 IPB027 NO DISPLAY 0000 000F 000F 000F 000F IPB028 NO DISPLAY 0000 00FF 0000 0000 0000 IPB029 NO DISPLAY 0000 000...

Page 35: ...0000 0000 0000 IPB066 NO DISPLAY 0000 0001 00C8 00C8 00C8 IPB067 NO DISPLAY 0000 000F 0006 0006 0006 IPB068 NO DISPLAY 0000 000F 0040 0040 0040 IPB069 NO DISPLAY 0000 000F 0001 0001 0001 IPB070 NO DISPLAY 0000 000F 0000 0000 0000 IPB071 NO DISPLAY 0000 00FF 0001 0001 0001 IPB072 NO DISPLAY 0000 000F 0000 0000 0000 IPB073 NO DISPLAY 0000 00FF 0050 0050 0050 IPB074 NO DISPLAY 0000 0001 0080 0080 008...

Page 36: ...00 0000 IPC020 NO DISPLAY 0000 007F 0001 0001 0001 IPC021 NO DISPLAY 0000 000F 0000 0000 0000 IPC022 NO DISPLAY 0000 00FF 00FE 00FE 00FE IPC023 NO DISPLAY 0000 0003 0000 0000 0000 IPC024 NO DISPLAY 0000 00FF 005C 005C 0040 IPC025 NO DISPLAY 0000 0001 0000 0000 0000 IPC026 NO DISPLAY 0000 007F 0020 0020 0020 IPC027 NO DISPLAY 0000 0001 0000 0000 0000 IPC028 NO DISPLAY 0000 007F 0000 0000 0000 IPC02...

Page 37: ...LAY 0000 0007 0002 0002 0002 IPD021 NO DISPLAY 0000 00FF 0070 0070 0070 IPD022 NO DISPLAY 0000 0001 0080 0080 0080 IPD023 NO DISPLAY 0000 000F 0080 0080 0080 IPD024 NO DISPLAY 0000 00FF 0070 0070 0070 IPD025 NO DISPLAY 0000 000F 0060 0060 0060 IPD026 NO DISPLAY 0000 00FF 0050 0050 0050 IPD027 NO DISPLAY 0000 00FF 0040 0040 0040 IPD028 NO DISPLAY 0000 0007 0000 0000 0000 IPD029 NO DISPLAY 0000 0007...

Page 38: ... 0000 0000 0000 IPD051 NO DISPLAY 0000 00FF 001D 001D 001D IPD052 NO DISPLAY 0000 0007 0002 0002 0002 IPD053 NO DISPLAY 0000 00FF 00E6 00E6 00E6 IPD054 NO DISPLAY 0000 0001 0001 0001 0001 IPD055 NO DISPLAY 0000 000F 0001 0001 0001 IPD056 NO DISPLAY 0000 00FF 000E 000E 000E IPD057 NO DISPLAY 0000 000F 0004 0004 0004 IPD058 NO DISPLAY 0000 00FF 00C0 00C0 00C0 Item No Item Variable range Setting valu...

Page 39: ...F on the screen Fig 1 Item Measuring instrument Test point Adjustment part Description SUB BRIGHTNESS Remote control unit Signal generator 2 V C 9 BRIGHT Bright 1 Receive a PAL black and white pattern signal including 0 black signal 2 Select 2 V C from the SERVICE MENU 3 Adjust 9 BRIGHT Bright to set the 0 black part to be the brightest 4 Press the OK key to memorize the set value Fig 2 1 VCO 2 AT...

Page 40: ... the SERVICE MENU 3 Adjust 22 M BOF ST Main screen blue off set to minimize the blue noise in the upper half of the sub right screen See Fig 4 NOTE If you select an adjustment item 22 M BOF ST then the screen automatically turns to twin pictures mode 4 Press the OK key to save the value 5 Adjust 23 M ROF ST Main screen red off set to minimize the red noise in the upper half of the sub right screen...

Page 41: ...f NTSC COLOUR in the same way as for PAL COLOUR See Fig 5 4 Input a NTSC 4 43 composite colour bar signal full field colour bar 75 white and then check the red colour of the colour bar signal and confirm that there is no noise or the minimum noise Fig 5 Fig 6 SUB SCREEN BRIGHTNESS Remote control unit Signal generator 2 V C 11 TWN BRG Sub screen bright 1 Receive a PAL black and white pattern signal...

Page 42: ... 8 6 Press the OK key to memorize the set value Fig 8 SUB SCREEN CONTRAST Remote control unit Signal generator 2 V C 12 TWN CNT Sub screen contrast 1 Receive a PAL black and white pattern signal colour off 2 Select 2 V C from the SERVICE MENU 3 Adjust 12 TWN CNT Sub screen contrast to set the white part in the sub right screen to be white NOTE If you select an adjustment item 12 TWN CNT then the s...

Page 43: ... 2 V C from the SERVICE MENU 3 Make similar adjustment of NTSC COLOUR in the same way as for SUB SCREEN PAL COLOUR See Fig 10 4 Input a NTSC 4 43 composite colour bar signal full field colour bar 75 white and then check the red colour of the colour bar signal and confirm that there is no noise or the minimum noise Fig 10 Fig 11 WHITE BALANCE HIGH LIGHT Remote control unit Signal generator 2 V C S1...

Page 44: ... No YA020 1 43 SECTION 5 TROUBLESHOOTING This service manual does not describe TROUBLESHOOTING ...

Page 45: ...1 44 No YA020 ...

Page 46: ... No YA020 1 45 ...

Page 47: ... No YA020 AV MULTIMEDIA COMPANY VIDEO DISPLAY CATEGORY 12 3 chome Moriya cho kanagawa ku Yokohama kanagawa prefecture 221 8528 Japan VICTOR COMPANY OF JAPAN LIMITED WPC Printed in Japan ...

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