JVC InteriArt LT-26C31BJE Service Manual Download Page 45

Page: 45 / 46

(No.YA014)1-45

SECTION 5

TROUBLESHOOTING

This service manual does not describe TROUBLESHOOTING.

Summary of Contents for InteriArt LT-26C31BJE

Page 1: ... LIMITED No YA014 2003 11 LCD FLAT TELEVISION YA014 2003 11 LT 26C31BJE LT 26C31BUE LT 26C31SJE LT 26C31SUE TABLE OF CONTENTS 1 PRECAUTION 1 3 2 SPECIFIC SERVICE INSTRUCTIONS 1 7 3 DISASSEMBLY 1 11 4 ADJUSTMENT 1 20 5 TROUBLESHOOTING 1 45 BASIC CHASSIS MK ...

Page 2: ...udio Power Output 10 W 10 W Rated power output EXT 1 Input Output 21 pin Euro connector SCART socket Video input Audio L R inputs and RGB inputs are available TV broadcast outputs Video and Audio L R are available EXT 2 Input Output 21 pin Euro connector SCART socket Video input S VIDEO Y C input Audio L R inputs and RGB inputs are available Video and Audio L R outputs are available T V LINK funct...

Page 3: ...replacements or alternatives approved by the manufacturer of the complete product 7 Do not check high voltage by drawing an arc Use a high voltage meter or a high voltage probe with a VTVM Discharge the picture tube before attempting meter connection by connecting a clip lead to the ground frame and connecting the other end of the lead through a 10kΩ 2W resistor to the anode button 8 When service ...

Page 4: ...aracteristics are identified in the Parts List of Service Manual Electrical components having such features are identified by shading on the schematics and by on the Parts List in the Service Manual The use of a substitute replacement which does not have the same safety characteristics as the recommended replacement part shown in the Parts List of Service Manual may cause shock fire or other hazar...

Page 5: ... NOTES ON HANDLING 1 WHEN TAKING UNIT OUT OF A PACKING CASE When taking the unit out of a packing case do not grasp the upper part of the unit If you take the unit out while grasping the upper part the LCD PANEL may be damaged because of a pressure Instead of grasping the upper part put your hands on the lower backside or sides of the unit 2 AS FOR PRESSING OR TOUCHING A SPEAKER Be careful not to ...

Page 6: ...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 4 2 OPTICAL FILTER ON THE FRONT OF THE LCD PANEL 1 Avoid placing the unit under direct sunlight over a prolonged period of time This may cause the optical filter to ...

Page 7: ...P Peak to Peak B W Blanking to white peak TV EXT 1 EXT 3 EXT 2 EXT 4 Pin No Signal designation Matching value EXT 1 EXT 2 1 AUDIO R output 500mV rms Nominal Low impedance Used TV OUT Used LINE OUT 2 AUDIO R input 500mV rms Nominal High impedance Used R1 Used R2 3 AUDIO L output 500mV rms Nominal Low impedance Used TV OUT Used LINE OUT 4 AUDIO GND Used Used 5 GND B Used Used 6 AUDIO L input 500mV r...

Page 8: ... the specifications of this unit 2 2 1 3 PIXEL FAULT There are three 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...

Page 9: ... O Data bus 57 D8 I O Data bus 58 D6 I O Data bus 59 D1 I O Data bus 60 VSS33 I GND 61 VDD33 I 3 3V 62 D13 I O Data bus 63 D9 I O Data bus 64 D5 I O Data bus 65 D2 I O Data bus 66 D12 I O Data bus 67 D10 I O Data bus 68 VSS33 I GND 69 VDD33 I 3 3V 70 D4 I O Data bus 71 D3 I O Data bus 72 D11 I O Data bus 73 RSTIN I Reset 74 P3 0 I O I2 C CLOCK 0 for memory 75 P3 1 I O I2 C DATA 0 for memory 76 P3 ...

Page 10: ...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 11: ...ND ASS Y Fig 3 1 1 1 Remove the 2 screws A and remove the COVER 2 Remove the 4 screws B and remove the STAND ASS Y Fig 3 1 1 3 1 2 REMOVING THE REAR COVER Fig 3 1 1 Fig 3 1 2 Remove the STAND ASS Y 1 Remove the JACK COVER R and JACK COVER L 2 Remove the 7 screws C 3 screws D 4 screws E and remove the REAR COVER Fig 3 1 2 JACK COVER R JACK COVER L STAND STAND COVER A B REAR COVER C E C C E E E C D ...

Page 12: ...emove the REAR COVER 1 Remove the 2 screws H and 2 screws J then remove the TERMINAL BASE 2 Remove the 5 screws K and remove the RECEIVER PWB Fig 3 1 4 3 1 5 REMOVING THE FRONT CONTROL PWB AND FRONT SENSOR PWB Fig 3 1 5 Remove the STAND ASS Y Remove the REAR COVER 1 Remove the 2 screws L and remove the CONTROL KNOB 2 Remove the 3 screws N then remove the FRONT CONTROL PWB and FRONT SENSOR PWB Fig ...

Page 13: ...VER 1 Remove the 7 screws T and remove the VIDEO PWB BRACKET 2 Remove the 4 screws U and remove the MI COM DIST PWB from VIDEO PWB BRACKET Fig 3 1 7 3 1 8 REMOVING THE POWER PWB Fig 3 1 8 Remove the STAND ASS Y Remove the REAR COVER Remove the FUN BRACKET Remove the POWER CORD Remove the VIDEO PWB 1 Remove the 4 screws X and remove the AV JACK BRACKET 2 Remove the 6 screws Y and remove the POWER P...

Page 14: ...d remove the SPEAKER BOX Fig 3 1 9A 2 Remove the 4 screws b and remove the SPEAKER L R 3 Remove the 4 screws c and remove the DUCT COVER DUCT BASE NOTE Since the speaker is attached in a certain direction attach the speaker in the same correct direction as it has been attached Fig 3 1 9B SPEAKER BOX a a DUCT BASE DUCT COVER SPEAKER 㧔R㧕 SPEAKER 㧔L㧕 c b b c ...

Page 15: ...1 Remove the 8 screws d and 2 screws e then remove the LCD PANEL Fig 3 1 10A 2 Remove the 2 screws f and remove the 2 CENTRE FRAMES Fig 3 1 10B 3 Remove the 2 screws g and 2 screws h then remove the RIGHT FRAME 4 Remove the 2 screws g and 2 screws h then remove the LEFT FRAME 5 Remove the 2 screws j and remove the TOP FRAME 6 Remove the 3 screws k and 2 screws m then remove the BOTTOM FRAME Fig 3 ...

Page 16: ...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 17: ...ER ON PICTURE SETTING BBE ON PICTURE MODE BRIGHT 3D SOUND OFF COLOUR TEMP COOL HEADPHONE VOLUME TV SPEAKER OUTPUT 20 OFF MAIN PICTURE FEATURES EXT SETTING DIGITAL VNR AUTO S IN Super DigiPure AUTO ID LIST COLOUR SYSTEM TV Depend on PR CH EXT AUTO DUBBING EXT 1 EXT 2 FEATURES MOVIE THEATRE AUTO SLEEP TIMER OFF 4 3 AUTO ASPECT PANORAMIC BLUE BACK ON COLOUR MANAGEMENT ON CHILD LOCK CHANNEL GUARD SET ...

Page 18: ...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 19: ...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 20: ... and the measuring devices to 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...

Page 21: ... CN004 CN005 CN00AM CN000T H CN300T CN300U CN3003 PW CN000K CN8003 CN1001 POWER PWB POWER CORD SPEAKER L SPEAKER R RECEIVER PWB FRONT CONTROL PWB FRONT SENSOR PWB MI COM DIST PWB MSP PWB TUNER PWB REGULATOR PWB VIDEO PWB FAN N P Q AL AM AE AD AH INVERTER PWB LCD UNIT CN2 INVERTER PWB LCD UNIT CN1 CONTOROL PWB LCD UNIT CNT1 F K J G N U S AL AE AD ...

Page 22: ... 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 23: ...rcuit Function key For scrolling up down the setting items Function key For scrolling up down the setting values 4 5 5 3 3 AUDIO SOUND setting Do not adjust 4 5 5 4 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 key For...

Page 24: ... HI B 0000 0127 0068 0000 9 BRIGHT 0000 0255 0013 0000 10 CONT 0000 0015 0015 0000 11 TWN BRG 0000 0127 0075 002 0000 12 TWN CNT 0000 0015 0006 0000 13 COLOUR 0000 0015 0009 0000 0007 0000 14 HUE 0000 0063 0000 0034 0034 0000 15 BY GAIN 0000 0063 0043 0000 0043 0000 16 TWN COL 0000 0015 0006 0002 0002 17 TWN TNT 0000 0063 0034 0000 0034 18 B OF MR 0000 0015 0008 19 B OF MB 0000 0015 0008 20 B OF S...

Page 25: ... 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 26: ...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 0216 0216 0216 S85 NO DISPLAY 0000 0255 0127 0127 0127 S86 NO DISPLAY 0000 0255 0127 0127 0127 S...

Page 27: ...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 0031 PDA03 NO DISPLAY 0000 0255 0085 PDA04 NO DISPLAY 0000 0255 0004 PDA05 NO DISPLAY 0000 0001 0001 PDA06 NO DISPLAY 0000 0001 0000 PDA07 NO DISPLAY 0000 0255 0150...

Page 28: ...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 29: ...063 0061 0061 0000 CMT24 NO DISPLAY 128 0127 003 003 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 30: ...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 31: ...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 32: ... 00D7 00D7 00D7 ADS002 NO DISPLAY 0000 000F 0000F 0000F 0000F ADS003 NO DISPLAY 0000 0003 0001 0001 0001 ADS004 NO DISPLAY 0000 0007 0005 0005 0005 ADS005 NO DISPLAY 0000 001F 0016 0016 0016 ADS006 NO DISPLAY 0000 00FF 0028 0028 0028 ADS007 NO DISPLAY 0000 00FF 0096 0096 0096 ADS008 NO DISPLAY 0000 00FF 0020 0020 0020 ADS009 NO DISPLAY 0000 00FF 000FF 000FF 000FF ADS010 NO DISPLAY 0000 00FF 000FF ...

Page 33: ...000B 000B 0005 IPA010 NO DISPLAY 0000 003F 0019 0019 0019 IPA011 NO DISPLAY 0000 003F 0015 0015 0015 IPA012 NO DISPLAY 0000 003F 0022 0022 0022 IPA013 NO DISPLAY 0000 0003 0001 0001 0001 IPA014 NO DISPLAY 0000 0003 0001 0001 0001 IPA015 NO DISPLAY 0000 000F 000F 000F 000F IPA016 NO DISPLAY 0000 003F 0003 0003 0003 IPA017 NO DISPLAY 0000 0001 0001 0001 0001 IPA018 NO DISPLAY 0000 003F 000D 000D 000...

Page 34: ...0015 0015 0015 IPA056 NO DISPLAY 0000 0003 0000 0000 0000 IPA057 NO DISPLAY 0000 003F 000A 000A 000A IPA058 NO DISPLAY 0000 0001 0001 0001 0001 IPA059 NO DISPLAY 0000 0001 0001 0001 0001 IPA060 NO DISPLAY 0000 003F 0015 0015 0015 IPA061 NO DISPLAY 0000 0003 0000 0000 0000 IPA062 NO DISPLAY 0000 003F 000A 000A 000A IPA063 NO DISPLAY 0000 003F 003F 003F 003F IPA064 NO DISPLAY 0000 000F 0006 0006 000...

Page 35: ... 00FF 00FF 00FF IPA099 NO DISPLAY 0000 000F 0000 0000 0000 IPA100 NO DISPLAY 0000 00FF 0000 0000 0000 IPA101 NO DISPLAY 0000 000F 0000 0000 0000 IPA102 NO DISPLAY 0000 00FF 0000 0000 0000 IPA103 NO DISPLAY 0000 000F 0000 0000 0000 IPA104 NO DISPLAY 0000 00FF 0000 0000 0000 IPA105 NO DISPLAY 0000 000F 0000 0000 0000 IPA106 NO DISPLAY 0000 00FF 0000 0000 0000 IPA107 NO DISPLAY 0000 000F 0000 0000 00...

Page 36: ...LAY 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 000F...

Page 37: ... 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 00...

Page 38: ...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 39: ...PLAY 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 000...

Page 40: ...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 value...

Page 41: ...F on the screen Fig 3 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 4 1 VCO 2 AT...

Page 42: ...the set value 5 Press the INFORMATION key twice to the normal screen SECAM COLOUR 1 Receive a SECAM colour bar signal half colour bar 2 Select 2 V C from the SERVICE MENU 3 Make similar adjustment of SECAM COLOUR in the same way as for PAL COLOUR See Fig 7 NTSC COLOUR 1 Input a NTSC 3 58 composite colour bar signal full field colour bar 75 white 2 Select 2 V C from the SERVICE MENU 3 Make similar ...

Page 43: ...orize the set value 5 Adjust 8 TWN HI B Sub screen high light blue to minimize the blue noise in the upper half of the sub right screen See Fig 9 6 Press the OK key to memorize the set value Fig 9 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 TW...

Page 44: ... 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 11 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 11 Fig 12 WHITE BALANCE HIGH LIGHT Remote control unit Signal generator 2 V C S1...

Page 45: ... No YA014 1 45 SECTION 5 TROUBLESHOOTING This service manual does not describe TROUBLESHOOTING ...

Page 46: ... No YA014 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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