Sharp 21J-FG1RU Service Manual Download Page 74

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SHARP CORPORATION
AV Systems Group
CS Promotion Center
Yaita, Tochigi 329-2193, Japan

TQ1921-S

Aug. 2005 Printed in Japan

Design and Production Information
Design

: SEM

Production : SREC

MY. KD

No part of this publication may be reproduced,
stored in a retrieval system, or transmitted in
any form or by any means, electronic, mechanical,
photocopying, recording, or otherwise, without
prior written permission of the publisher.

2005 BY SHARP CORPORATION

Summary of Contents for 21J-FG1RU

Page 1: ...UAL CONTENTS SHARP CORPORATION The chassis in this receiver is partially hot Use an isolation transformer between the line cord plug and power receptacle when servicing this chassis To prevent electric shock do not remove cover No user serviceable parts inside Refer servicing to qualified service personnel WARNING Multi 18 Systems Full Auto Channel Preset and Auto Channel Skip 100 CH Program Memor...

Page 2: ...ubject to change without prior notice Aerial Input Impedance VHF UHF 75 ohms Unbalanced Receiving System PAL I B G D K SECAM B G D K K1 Receiving Channel VHF Channels E2 48 25MHz thru E12 224 25MHz C1 49 75MHz thru C12 216 25 MHz S1 105 25MHz thru S41 463 25HMz UHF Channels E21 471 25MHz thru E69 855 25MHz C13 471 25MHz thru C57 863 25MHz Power Input 220 240V AC 50 60 Hz Power Consumption 101W Aud...

Page 3: ...ially hazardous radiation with prolonged exposure at close range the following precautions should be observed 1 When repairing the circuit please make sure do not increase the high voltage of the set to more than 30 0kV at beam 0µA 2 To keep the set in a normal operation please make sure it s function at 26 5kV 0 5kV at beam 1 000µA The set has been factory adjusted to the above mentioned high vol...

Page 4: ...WN UP key on the remote controller to select the item in Adjustment mode Setting mode or Option mode iv Using the VOLUME UP DOWN key on the remote controller the data can be modified Please wait approximately 200 msec for data storage in EEPROM before select to another mode v In Check mode the data cannot be changed vi Press the SERVICE key again it will switch to the NORMAL mode position and the ...

Page 5: ... 16 SUB CONTRAST 17 SUB TINT 18 SUB COLOR 19 SECAM OFFSET 20 SIF VCO ADJ 21 BEAM CURRENT CHECK 22 BEAM PROTECTOR CHECK 23 HV PROTECTOR CHECK 24 OTHER PROTECTOR CHECK 25 AV OUT CHECK 26 AV IN CHECK 27 COMPONENT IN CHECK 28 CONTRAST CONTROL CHECK 29 COLOR CONTROL CHECK 30 BRIGHTNESS CONTROL CHECK 31 TINT CONTROL CHECK 32 SHARPNESS CONTROL CHECK 33 CH DISPLAY COLOR CHECK 34 NORMAL DISPLAY CHECK 35 WH...

Page 6: ... MODE V00 60 POS 6 B C DOWN IN SERVICE MODE V00 E0 POS 7 R D UP IN SERVICE MODE V00 10 POS 8 B D UP IN SERVICE MODE V00 50 POS 0 B D DOWN IN SERVICE MODE V00 E4 FLASHBACK R D DOWN IN SERVICE MODE V00 E4 FLASHBACK Y MUTE BESIDES OF SERVICE MODE V00 75 WHITE TEMP UP RF AGC V01 F5 WHITE TEMP DOWN VIF VC0 V02 C2 TUNE DOWN H VCO V03 8D SHARPNESS DOWN SUB CON V04 D6 BALANCE LEFT SUB COL V05 0D SHARPNESS...

Page 7: ...CA T SET 81 SERVICE MODE MCL1 HEX AE CH No Fv MHz Sound Sys 0 1 48 25 B G 2 62 25 B G 3 77 25 D K 4 175 25 B G 5 182 25 B G 6 183 25 D K 7 191 25 D K 8 196 25 B G 9 199 25 M 10 210 25 B G 11 224 25 B G 12 471 25 B G 13 487 25 I 14 503 25 B G 15 575 25 B G 16 583 25 B G 17 599 25 B G 18 621 25 M 19 639 25 D K 20 703 25 B G 21 735 25 I 22 767 25 B G 23 815 25 B G 24 855 25 I 25 855 25 B G 26 55 25 M...

Page 8: ...L DATA OF ABOVE FREQ SHOULD TAKE THE ACCOUNT OF PIF SETTING IN SERVICE OPTION O04 VIF BEFORE STORING INTO EEPROM 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 MCL1 HEX AE CH No Fv MHz Sound Sys ...

Page 9: ...IT ENTRY VOLUME 0 Min BLUE BACK OFF OFF TIMER ON TIMER ON TIMER POSITION ON TIMER VOLUME REMINDER AFT ALL CH ON COLOR SYSTEM ALL CH AUTO SKIP ALL CH OFF CONTRAST 60 COLOR 0 BRIGHTNESS 0 TINT 0 SHARPNESS 0 WHITE TEMP 0 SURROUND OFF TREBLE 0 BASS 0 BALANCE 0 CENTER INITIAL LANGUAGE SOUND SYSTEM 1 CHINESE D K 2 CHINESE I 3 ENGLISH B G 4 ARABIC B G 5 RUSSIAN D K 6 MALAY B G 7 FRENCH D K MODEL MAGNETIC...

Page 10: ...IF VCO V02 0 63 31 AUTO H VCO V03 0 7 3 AUTO SUB CONTRAST V04 0 127 100 ADJ SUB COLOR V05 0 127 63 ADJ SUB BRIGHT V06 0 255 127 ADJ SUB TINT V07 0 127 63 ADJ SUB SHARPNESS V08 0 63 43 FIX BUS SETUP SUB COLOR YUV V09 0 127 90 FIX BUS SETUP SUB TINT YUV V10 0 127 63 FIX V SIZE 50 Hz V11 0 63 38 ADJ V SHIFT 50 Hz V12 0 7 3 ADJ H SHIFT 50 Hz V13 0 31 9 ADJ SECAM BR V14 0 63 37 ADJ SECAM BB V15 0 63 22...

Page 11: ... COLOUR OFFSET AV F24 31 0 31 10 FIX COL P OFFSET COLOUR OFFSET PAL F25 31 0 31 0 FIX COL S OFFSET COLOUR OFFSET SECAM F26 31 0 31 9 FIX COL N4 OFFSET COLOUR OFFSET N443 F27 31 0 31 8 FIX COL N3 OFFSET COLOUR OFFSET N358 F28 31 0 31 7 FIX COL ADJ OFFSET COLOUR OFFSET ADJUST F29 31 0 31 0 FIX SHP AV OFFSET SHARPNESS OFFSET AV F30 31 0 31 5 FIX BUS SETUP SHP YUV OFFSET SHARPNESS OFFSET YUV F31 31 0 ...

Page 12: ...F INPUT PHASE ADJ F63 0 3 0 FIX AUTO SCM KIL TV SECAM COLOUR KILLER SENSI TIVITY TV F64 0 3 1 FIX SECAM BGP INTERNAL SECAM BGP TIMING F65 0 3 0 FIX N45 INHIBIT 50Hz NTSC 4 43 F66 0 NORMAL 1 INHIBIT 0 FIX TXT POS H TELETEXT TELETEXT HORIZONTAL POSI TION F67 0 63 30 FIX TXT POS V TELETEXT TELETEXT VERTICAL POSITION F68 0 63 34 FIX OSD POS OSD POSITION F69 0 127 9 FIX CP CHARGE PUMP F70 0 FAST TUNING...

Page 13: ...R EDGE IMPROVEMENT F99 0 DISABLE 1 ENABLE 1 FIX V DEMUTE DELAY VIDEO DEMUTE DELAY F100 0 255 0 FIX BUS SETUP S DEMUTE DELAY SOUND DEMUTE DELAY F101 0 255 0 FIX BUS SETUP MER S BOOSTER FREQ CHARACTER ISTIC CONTROL F102 0 255 70 FIX MEL1 S BOOSTER LEVEL1 F103 0 255 150 FIX MEL2 S BOOSTER LEVEL2 F104 0 255 156 FIX MEL3 S BOOSTER LEVEL3 F105 0 255 163 FIX MEL4 S BOOSTER LEVEL4 F106 0 255 165 FIX MEL5 ...

Page 14: ...0 63 0 FIX CON YUV OFFSET SUB CONTRAS OFFSET YUV F131 63 0 63 0 FIX BRT YUV OFFSET SUB BRIGHT OFFSET YUV F132 63 0 63 0 FIX BUS SETUP SHP ANT ONII OFFSET SHARP ANT ON II OFFSET FOR VIDEO TONE F133 31 0 31 0 FIX WAIT MD TIME SETTING CYCLE PROCESS TIME AT LOW POWER F134 0 4 2 FIX Contrast OFFSET CONTRAST PICTURE LEVEL OFFSET F135 63 0 63 0 FIX Bright OFFSET PICTURE BLACK LEVEL BRIGHT OFFSET F136 63 ...

Page 15: ...50 3 OPTION SET UP R C MENU O20 0 ENABLE 1 DISABLE 0 OPTION SET UP LED CONT O21 0 ONE LED 1 TWO LED 0 OPTION SET UP S BOOSTER O22 0 DISABLE 1 ENABLE 0 OPTION SET UP SHARP LOGO O23 0 DISABLE 1 ENABLE 0 OPTION SET UP YUV BKGD ADJ O24 0 DISABLE 1 ENABLE 0 OPTION SET UP WHITE BACK O25 0 DISABLE 1 ENABLE 1 OPTION SET UP BOOSTER O26 0 DISABLE 1 ENABLE 0 OPTION SET UP MESSAGE O27 0 DISABLE 1 ENABLE 0 OPT...

Page 16: ...1 O07 N358 RF 0 DISABLE 1 ENABLE 0 O08 FORCE COL 0 DISABLE 1 ENABLE 0 O09 S SYS 1 BG ONLY 15 ALL 7 O10 AV 0 DISABLE 1 ENABLE 1 O11 AV2 0 DISABLE 1 ENABLE 1 O12 YUV 0 DISABLE 1 ENABLE 1 O13 S CTRL 0 DISABLE 1 ENABLE 1 O14 NICAM 0 DISABLE 1 ENABLE 0 O15 A2 0 DISABLE 1 ENABLE 0 O16 TEXT 0 DISABLE 1 ENABLE 0 O17 BIL 0 DISABLE 1 ENABLE 0 O18 LANG 1 255 9 O19 SEARCH SP 1 350 2 450 3 550 4 650 5 750 3 O2...

Page 17: ...si tion during this adjustment RF AGC TAKE OVER POINT AD JUSTMENT I2 C BUS CONTROL AUTO MANUAL ADJ 1 Receive PAL COLOUR BAR signal Signal Strength 56 1 dBµV 75 ohm open 2 Connect the oscilloscope to TP201 Tuner s AGC Terminal as shown in Fig 3 1 3 Call V01 mode in service mode Adjust the V01 bus data to obtain the Tuner output pin drop 0 1 1 0V below maximum voltage 4 Change the antenna input sign...

Page 18: ... the raster rotation to 0 eastward 6 Tighten up the deflection coil screws Tightening torque 108 20 N 11 2 kgf 7 Make sure the CRT corners landing meet the A rank requirements If not stick the magnet sheet to correct it Note This adjustment must be done after warming up the unit for 30 minutes or longer with a beam current over 700 µA Note For the following colours press R C RGB Hex 7E key to chan...

Page 19: ...wing steps a Fig a Drive the wedge at point a and swing the deflection coil upward b Fig b Drive the wedge at point b and c and swing the deflection coil downward c Fig c Drive the c wedge deeper and swing the deflection coil rightward d Fig d Drive the b wedge deeper and swing the deflection coil leftward 2 Fix all the wedges on the CRT and apply glass tape over them 3 Apply lacquer to the deflec...

Page 20: ...illoscope to IC801 pin2 adj V02 until voltage become 2 5 1 V Auto Adj 1 In No signal RASTER condition 2 Go to service mode choose service data V02 3 Press the R C Auto Hex C1 key OSD will appear OK at screen 4 If appear NG pls repeat step 3 Manual ADJ 1 In No signal RASTER condition 2 Go to service mode choose service data V21 3 Connect oscilloscope to TP 801 adj V21 until voltage become Min below...

Page 21: ...mute V cut so that picture appear in nor mal mode 5 WHITE HIGH BEAM In Window Pattern Signal First use Minolta Color Analyzer CA100 let the gun point at Dark White position as drawing attach Adj V06 until LUMI NANCE Y become 5 cd m2 then let the gun point at White position as drawing at tach Adj V04 until LUMINANCE Y be come 160 cd m2 Adj the R D B D until the axis of color temperature become X 0 ...

Page 22: ... the DC miliammeter between TP 603 TP 602 Full Scale 3mA Range 4 Beam current must be within 1000 100 µA Beam Current Check 5 Dark White WINDOW PATTERN SIGNAL White WINDOW PATTERN SIGNAL 1 In Window Pattern Signal condition Using Minolta Color Analyzer CA 100 let the gun point at Dark White position as attach drawing adjust V06 Bus data until LUMI NANCE Y 3 0 5 cd m2 2 1 In Window Pattern Signal c...

Page 23: ...re adjustment Caution2 for H shift V shift V size adj after adj pls switch to Monoscope pattern signal NTSC 60 Hz to confirm all position are the same 1 Confirm Service data V08 is 46 1 Receive the Monoscope Pattern signal 2 Press R C to set Picture NORMAL condition 3 Adjust the focus control to get the best focusing V SIZE I2 C BUS CONTROL to be done after purity V shift adj 3 SUB SHARPNESS 4 Foc...

Page 24: ...BUS CONTROL No Adjustment point Adjustment procedure conditions Waveform and others SECAM BLACK LEVEL R Y B Y I2 C BUS CONTROL 1 Receive SECAM COLOUR BAR signal 2 In the service mode select service data V14 3 Connect oscilloscope to TP 801 Range 20mV Div AC Use Probe 10 1 Sweep time 20 µsec Div 4 Adjust the V14 so that the offset of R Y is mini mum shown in Fig 2 1 b it means adjust the offset of ...

Page 25: ... line check all possible damaged components on B line Use random selected set for inspection 3 PROTECTOR No Adjustment point Adjustment procedure conditions Waveform and others 1 2 3 1 Using the TV VIDEO key on the remote control ler make sure that the modes change in order of TV AV1 AV2 TV again and the video audio output are according to the input terminal for each mode 1 Receive the PAL Color B...

Page 26: ...and DOWN for PURPLE di rection whether is OK or not 4 SHARPNESS Key 1 Receive Monoscope Pattern signal 2 Set MENU then go into PICTURE mode to se lect SHARPNESS 3 Press Volume Up Down key to check whether the SHARPNESS effect is OK or not 5 WHITE TEMP 1 Receive Monoscope Pattern signal 2 Set MENU then go into PICTURE mode to se lect WHITE TEMP 3 Press Volume Up Down key to check WHITE TEMP functio...

Page 27: ...COLOR modes ex cept N358 check the COLOUR is not working properly Then select the N358 mode Check again its colour so that it is working properly 1 Receive music sound signal 2 Set MENU then go into SOUND MENU to select SURROUND 3 Press VOLUME UP DOWN key to check SUR ROUND I II and OFF effect 1 Receive music sound signal 2 Set MENU then go into SOUND MENU to select TREBLE 3 Press VOLUME UP DOWN k...

Page 28: ...properly 3 Receive PAL B G signal press MENU choose CH SETTING then go into SOUND mode to select I D K M Check the sound output is not working properly Select B G and check the sound output to make sure it is working properly 1 Check OSD LANGUAGE quantity and type for respect model MODEL QUANTITY ENGLISH RUSSIAN CHINESE FRENCH ARABIC MALAY 21J FG1RU 2 O O No Adjustment point Adjustment procedure c...

Page 29: ...ecksum A2 80 87 A2 40 A9 02 20 D2 F3 90 ROMCORRECT1 Data A2 88 8F 03 4C CD 91 4C 17 92 FF ROMCORRECT1 Data A2 90 97 FF FF FF FF FF FF FF FF ROMCORRECT1 Data A2 98 9F FF FF FF FF FF FF FF FF ROMCORRECT1 Data A2 A0 A7 FF FF FF FF FF FF FF FF ROMCORRECT2 Data A2 A8 AF FF FF FF FF FF FF FF FF ROMCORRECT2 Data A2 B0 B7 FF FF FF FF FF FF FF FF ROMCORRECT2 Data A2 B8 BF FF FF FF FF FF FF FF FF ROMCORRECT...

Page 30: ...TE POS 19 TUNING FREQUENCY HIGH BYTE TUNING FREQUENCY LOW BYTE POS 20 TUNING FREQUENCY HIGH BYTE TUNING FREQUENCY LOW BYTE POS 17 TUNING FREQUENCY HIGH BYTE TUNING FREQUENCY LOW BYTE POS 18 TUNING FREQUENCY HIGH BYTE TUNING FREQUENCY LOW BYTE POS 15 TUNING FREQUENCY HIGH BYTE TUNING FREQUENCY LOW BYTE POS 16 TUNING FREQUENCY HIGH BYTE TUNING FREQUENCY LOW BYTE POS 13 TUNING FREQUENCY HIGH BYTE TUN...

Page 31: ... BYTE TUNING FREQUENCY LOW BYTE POS 57 TUNING FREQUENCY HIGH BYTE TUNING FREQUENCY LOW BYTE POS 54 TUNING FREQUENCY HIGH BYTE TUNING FREQUENCY LOW BYTE POS 55 TUNING FREQUENCY HIGH BYTE TUNING FREQUENCY LOW BYTE POS 52 TUNING FREQUENCY HIGH BYTE TUNING FREQUENCY LOW BYTE POS 53 TUNING FREQUENCY HIGH BYTE POS 50 TUNING FREQUENCY HIGH BYTE TUNING FREQUENCY LOW BYTE POS 51 TUNING FREQUENCY HIGH BYTE ...

Page 32: ... BYTE TUNING FREQUENCY LOW BYTE POS 85 TUNING FREQUENCY HIGH BYTE POS 82 TUNING FREQUENCY HIGH BYTE TUNING FREQUENCY LOW BYTE POS 83 TUNING FREQUENCY HIGH BYTE TUNING FREQUENCY LOW BYTE POS 80 TUNING FREQUENCY HIGH BYTE TUNING FREQUENCY LOW BYTE POS 81 TUNING FREQUENCY HIGH BYTE TUNING FREQUENCY LOW BYTE POS 78 TUNING FREQUENCY HIGH BYTE TUNING FREQUENCY LOW BYTE POS 79 TUNING FREQUENCY HIGH BYTE ...

Page 33: ...E Blue Back 1 2 digit 48 00 FF EF 00 00 3C F0 POS 7 POS 6 POS 5 POS4 POS 3 POS 2 POS 1 POS 0 01 00 FF F1 POS15 POS14 POS13 POS12 POS11 POS10 POS 9 POS 8 00 00 FF F2 POS23 POS22 POS21 POS20 POS19 POS18 POS17 POS16 00 00 FF F3 POS31 POS30 POS29 POS28 POS27 POS26 POS25 POS24 00 00 FF F4 POS39 POS38 POS37 POS36 POS35 POS34 POS33 POS32 00 00 FF F5 POS47 POS46 POS45 POS44 POS43 POS42 POS41 POS40 00 00 F...

Page 34: ...T BOOSTER POS22 ANT BOOSTER POS15 ANT BOOSTER POS16 ANT BOOSTER POS17 ANT BOOSTER POS18 ANT BOOSTER POS11 ANT BOOSTER POS12 ANT BOOSTER POS13 ANT BOOSTER POS14 ANT BOOSTER POS7 ANT BOOSTER POS8 ANT BOOSTER POS9 ANT BOOSTER POS10 S SYSTEM POS29 S SYSTEM POS30 S SYSTEM POS31 S SYSTEM POS32 S SYSTEM POS0 S SYSTEM POS1 S SYSTEM POS2 S SYSTEM POS3 C SYSTEM POS63 C SYSTEM POS29 C SYSTEM POS30 S SYSTEM P...

Page 35: ...OSTER POS76 ANT BOOSTER POS77 SLV6 LOW SLV7 HIGH ANT BOOSTER POS66 ANT BOOSTER POS67 ANT BOOSTER POS68 ANT BOOSTER POS69 ANT BOOSTER POS70 ANT BOOSTER POS71 ANT BOOSTER POS72 ANT BOOSTER POS73 SLV5 HIGH SLV5 LOW SLV1 HIGH SLV6 HIGH ROM CORRECTION 1 HIGH BYTE ADDRESS ROM CORRECTION 1 LOW BYTE ADDRESS SLV7 LOW SLV1 LOW SLV2 HIGH SLV2 LOW SLV3 HIGH SLV3 LOW SLV4 HIGH SLV4 LOW TV AV LAST CHANNEL POSIT...

Page 36: ... CODE ROM CORRECTION 2 CODE ROM CORRECTION 2 CODE ROM CORRECTION 2 CODE ROM CORRECTION 2 CODE ROM CORRECTION 2 CODE ROM CORRECTION 2 CODE ROM CORRECTION 2 CODE ROM CORRECTION 2 CODE ROM CORRECTION 2 CODE ROM CORRECTION 2 CODE ROM CORRECTION 2 CODE ROM CORRECTION 2 CODE ROM CORRECTION 2 CODE ROM CORRECTION 2 CODE ROM CORRECTION 2 CODE ROM CORRECTION 2 CODE ROM CORRECTION 2 CODE ROM CORRECTION 2 COD...

Page 37: ...ge Favorite Three Character 54 Message Favorite Three Character 47 Message Favorite Three Character 48 Message Favorite Three Character 49 Message Favorite Three Character 50 Message Favorite Three Character 43 Message Favorite Three Character 44 Message Favorite Three Character 45 Message Favorite Three Character 46 Message Favorite Three Character 39 Message Favorite Three Character 40 Message F...

Page 38: ...28 229 22A 22B 22C 5F 00 7F 22D 04 00 07 22E 05 00 07 22F 05 00 07 230 07 00 07 231 05 00 07 232 05 00 07 233 06 00 07 234 06 00 07 235 07 00 07 236 06 00 07 237 06 00 07 238 06 00 07 239 29 00 3E 23A 1F 00 3E 23B 28 00 3E 23C 17 00 3E 23D 18 00 3E 23E 1F 00 3E 23F 24 00 3E MODEL MODEL LETTER NO LETTER NO SHARPNESS AV F30 COLOUR N358 F28 COLUR ADJ F29 VIF G F07 YDL F13 COLOUR AV F24 COLOUR PAL F25...

Page 39: ... 46 00 FF 278 96 00 FF 279 9C 00 FF 27A A3 00 FF 27B A5 00 FF 27C AA 00 FF 27D B4 1 FF 27E 15 00 3C 27F 3C 00 3C MODEL MODEL LETTER NO LETTER NO S Start Point F109 S Stop Point F110 MEL6 F108 MEL1 F105 MEL1 F107 MEL1 F106 TINT YUV ADJ F38 R R DRIVE F39 1 No teletext function SHARPNESS YUV F31 SHARPNESS PAL F32 SHARPNESS SECAM F33 SHARPNESS N443 F34 SHARPNESS N358 F35 TINT AV F36 TINT ADJ F37 B R D...

Page 40: ...onse F125 V STD YUV F119 V STD AV F118 V STD TV F117 08 00 1F 2A5 NICAM AUTO MUTE F86 AGC SW OFF F75 SMALL SURR F71 02 00 07 2A6 AV2 O11 AV O10 Forced Col O08 N358 TV O07 N443 TV O06 SECAM O05 VIF O04 HOTEL O01 DE 00 FF 2A7 LED CONT O21 R C MENU O20 BIL O17 TEXT O16 A2 O15 NICAM O14 S CTR O13 YUV O12 03 00 FF 2A8 1 Chip O30 LNA TUNER O29 MESSAGE O27 ANT BOOSTE R O26 WHITE BACK O25 YUV BKGD O24 Sha...

Page 41: ...ox Message Character 57 Inbox Message Character 58 Inbox Message Character 59 Inbox Message Character 60 Inbox Message Character 53 Inbox Message Character 54 Inbox Message Character 55 Inbox Message Character 56 Inbox Message Character 49 Inbox Message Character 50 Inbox Message Character 51 Inbox Message Character 52 Inbox Message Character 45 Inbox Message Character 46 Inbox Message Character 4...

Page 42: ...L1 NCM FM NCM MONO NCM ST NCM BIL2 NCM BIL1 4C 00 FF POS 29 31E A2 FM A2 ST A2 BIL1 NCM FM NCM MONO NCM ST NCM BIL2 NCM BIL1 4C 00 FF POS 30 31F A2 FM A2 ST A2 BIL1 NCM FM NCM MONO NCM ST NCM BIL2 NCM BIL1 4C 00 FF POS 31 320 A2 FM A2 ST A2 BIL1 NCM FM NCM MONO NCM ST NCM BIL2 NCM BIL1 4C 00 FF POS 32 321 A2 FM A2 ST A2 BIL1 NCM FM NCM MONO NCM ST NCM BIL2 NCM BIL1 4C 00 FF POS 33 322 A2 FM A2 ST ...

Page 43: ...0 FF POS 86 357 A2 FM A2 ST A2 BIL1 NCM FM NCM MONO NCM ST NCM BIL2 NCM BIL1 4C 00 FF POS 87 358 A2 FM A2 ST A2 BIL1 NCM FM NCM MONO NCM ST NCM BIL2 NCM BIL1 4C 00 FF POS 88 359 A2 FM A2 ST A2 BIL1 NCM FM NCM MONO NCM ST NCM BIL2 NCM BIL1 4C 00 FF POS 89 35A A2 FM A2 ST A2 BIL1 NCM FM NCM MONO NCM ST NCM BIL2 NCM BIL1 4C 00 FF POS 90 35B A2 FM A2 ST A2 BIL1 NCM FM NCM MONO NCM ST NCM BIL2 NCM BIL1...

Page 44: ...Favorite One Character 49 Message Favorite One Character 50 Message Favorite One Character 51 Message Favorite One Character 52 Message Favorite One Character 45 Message Favorite One Character 46 Message Favorite One Character 47 Message Favorite One Character 48 Message Favorite One Character 41 Message Favorite One Character 42 Message Favorite One Character 43 Message Favorite One Character 44 ...

Page 45: ...avorite Two Character 49 Message Favorite Two Character 50 Message Favorite Two Character 51 Message Favorite Two Character 52 Message Favorite Two Character 45 Message Favorite Two Character 46 Message Favorite Two Character 47 Message Favorite Two Character 48 Message Favorite Two Character 41 Message Favorite Two Character 42 Message Favorite Two Character 43 Message Favorite Two Character 44 M...

Page 46: ...C702 and IC703 Check NR701 NO PICTURE NO SOUND No snow noise Does noise or signal appear at pin 41 of IC801 Noise increases but no signal is received Check the tuner supply voltage LB must approx 5V BT must be approx 33V And check the CH preset data Check the tuner AGC at TP201 Does noise or signal appear at pin 58 of IC801 Check IC801 and related circuit Check IC401 and related circuit Check pin ...

Page 47: ...d 8 of IC301 Check TV sound from pin 54 of IC801 Check Speaker Check IC301 and peripheral circuit NEITHER VERTICAL NOR HORIZONTAL SYNCHRONIZATION CIRCUIT TO BE CHECKED Sync Separator Circuit Check pins 5 6 10 and 11 of IC801 Vertical linearity and size are abnormal DEFECTIVE VERTICAL AMP AND VERTICAL LINEARITY Re adjust vertical size Bus Data Check R503 R506 R513 R520 and C515 NO VERTICAL SCAN Che...

Page 48: ...sted Re adjust the white balance The picture colour is yellow The picture colour is magenta The picture colour is cyan Check Q855 and its adjacent circuits Check Q854 and its adjacent circuits Check Q853 and its adjacent circuits Check IC801 Check IC801 and bias control circuit NO SPECIFICATION COLOUR PAL SECAM NO COLOUR SYNCHRONIZATION Check X801 4 43MHz ...

Page 49: ...15 16 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 16 33 48 49 17 32 M61262B 1 2 4 3 P C 1 2 3 S 4 FXA003WJ COLLECTOR BASE EMITTER Z R D601A COLLECTOR BASE EMITTER B R B709A 4 6 3 1 IMZ1A CATHOD ANODE RED PX0013 1 7 STV9302A _ DX0476CE SIDE VIEW 1 12 1 12 E C B 2SC3198 E C B 2SD468 C 2SC2235 GND COLL...

Page 50: ...21J FG1RU 7 1 21J FG1RU Service Manual CHAPTER 7 CHASSIS LAYOUT 1 CHASSIS LAYOUT A C B D E F G H 1 2 3 4 5 6 7 8 9 10 ...

Page 51: ...21J FG1RU 8 1 21J FG1RU Service Manual CHAPTER 8 BLOCK DIAGRAM 1 BLOCK DIAGRAM CRT UNIT 2 BLOCK DIAGRAM HEADPHONE UNIT A C B D 1 2 3 4 5 6 7 8 9 10 A C B D 1 2 3 4 5 6 7 8 9 10 ...

Page 52: ...21J FG1RU 8 2 3 BLOCK DIAGRAM MAIN UNIT A C B D E F G H 1 2 3 4 5 6 7 8 9 10 ...

Page 53: ...21J FG1RU 8 3 10 11 12 13 14 15 16 17 18 19 ...

Page 54: ... measured with 3mV B W or Colour signal 2 All the voltages in each point are measured with VTVM 3 WAVEFORM MEASUREMENT CONDITIONS The colour bar generator signal of 1 0V peak applied at pin 41 of IC801 1 Approximately 4V AGC bias 2 SERVICE PRECAUTION THE AREA ENCLOSED BY THIS LINE IS DI RECTLY CONNECTED WITH AC MAINS VOLTAGE WHEN SERVICING THE AREA CONNECT AN ISOLAT ING TRANSFORMER BETWEEN TV RECE...

Page 55: ...25 Vp p Horiz Rate 6 6 42 Vp p Horiz Rate 7 2 04 Vp p Vert Rate 8 1 81 Vp p Vert Rate 9 5 33 Vp p Horiz Rate 10 48 33 Vp p Horiz Rate 11 1 15 KVp p Horiz Rate 12 53 33 Vp p Vert Rate 13 5 04 Vp p Vert Rate 14 132 50 Vp p Horiz Rate 15 516 67 Vp p 16 5 21 Vp p Horiz Rate 17 5 38 Vp p Vert Rate 18 91 67 Vp p Horiz Rate 19 94 17 Vp p Horiz Rate 20 106 67 Vp p Horiz Rate ...

Page 56: ...21J FG1RU 11 1 21J FG1RU Service Manual CHAPTER 11 SCHEMATIC DIAGRAM 1 SCHEMATIC DIAGRAM MAIN UNIT A C B D E F G H 1 2 3 4 5 6 7 8 9 10 ...

Page 57: ...21J FG1RU 11 2 10 11 12 13 14 15 16 17 18 19 ...

Page 58: ...21J FG1RU 11 3 2 SCHEMATIC DIAGRAM CRT UNIT 3 SCHEMATIC DIAGRAM HEADPHONE UNIT A C B D 1 2 3 4 5 6 7 8 9 10 A C B D 1 2 3 4 5 6 7 8 9 10 ...

Page 59: ...2 PRINTED WIRING BOARD ASSEMBLIES 1 PWB B CRT UNIT 1 CRT UNIT Component Side 2 PWB C HEADPHONE UNIT 1 HEADPHONE UNIT Component Side Chip Parts Side A C B D 1 2 3 4 5 6 7 8 9 10 Component Side A C B D 1 2 3 4 5 6 7 8 9 10 Component Side Chip Parts Side ...

Page 60: ...21J FG1RU 12 2 3 PWB A MAIN UNIT 1 MAIN UNIT Component Side A C B D E F G H 1 2 3 4 5 6 7 8 9 10 ...

Page 61: ...21J FG1RU 12 3 10 11 12 13 14 15 16 17 18 19 ...

Page 62: ...21J FG1RU 12 4 2 MAIN UNIT Chip Parts Side A C B D E F G H 1 2 3 4 5 6 7 8 9 10 ...

Page 63: ...21J FG1RU 12 5 10 11 12 13 14 15 16 17 18 19 ...

Page 64: ...re to replace these parts with specified ones for This document has been published to be used for after sales service only The contents are subject to change without notice 21J FG1RU 1 PICTURE TUBE 2 PRINTED WIRING BOARD ASSEMBLIES 3 MAIN UNIT 4 CRT UNIT 5 HEADPHONE UNIT 6 MISCELLANEOUS PARTS 7 CABINET PARTS 8 SUPPLIED ACCESSORIES 9 PACKING PARTS ...

Page 65: ...S2PD601AR 1Y AB R Transitor 2PD601AR Q803 VS2PD601AR 1Y AB R Transitor 2PD601AR Q804 VS2PB709AR 1Y AB R Transitor 2PB709AR Q805 VS2PB709AR 1Y AB R Transitor 2PB709AR Q1001 VS2PD601AR 1Y AB R Transitor 2PD601AR Q1002 VS2PD601AR 1Y AB R Transitor 2PD601AR Q1070 VS2PD601AR 1Y AB R Transitor 2PD601AR D201 RH EX0676GEZZY AA R Zener Diode 32 5V D203 VHD1SS119 1Y AA R Diode 1SS119 D301 VHD1SS119 1Y AA R ...

Page 66: ...lectrolytic C505 VCEA0A1HW107M AB R 100 50V Electrolytic C508 VCFYAA2AA224J AD R 0 22 100V Metalized Polypro Film C509 VCKYPA2HB472K AB R 4700p 500V Ceramic C511 VCEA0A1VW477M AB R 470 35V Electrolytic C512 VCKYPA2HB102K AA R 1000p 500V Ceramic C513 RC EZA332WJZZ AD R C515 VCEACA1HC335J AC R 3 3 50V Electrolytic C601 VCQYTA1HM563J AB R 0 056 50V Mylar C602 VCEA0A1HW475M AB R 4 7 50V Electrolytic C...

Page 67: ...A1HW105M AB R 1 50V Electrolytic C1014 VCEA0A1HW475M AB R 4 7 50V Electrolytic C1015 VCCCPA1HH101J AA R 100p 50V Ceramic C1016 VCKYCY1EF104ZY AA R 0 1 25V Ceramic C1081 VCQYTA1HM104J AB R 0 1 50V Mylar C1170 VCEA0A1CW107M AC R 100 16V Electrolytic C1801 VCEA9M1CW106M AB R 10 16V Electrolytic C1849 VCFYFA1HA104J AA R 0 1 50V Metalized Polypro Film C1851 VCFYFA1HA224J AB R 0 22 50V Metalized Polypro...

Page 68: ... AA R 10k 1 8W Carbon R524 VRD RA2BE103JY AA R 10k 1 8W Carbon R525 VRD RA2BE102JY AA R 1k 1 8W Carbon R526 VRD RA2BE101JY AA R 100 1 8W Carbon R601 VRD RM2HD820JY AA R 82 1 2W Carbon R602 VRD RA2BE393JY AA R 39k 1 8W Carbon R603 VRD RA2BE393JY AA R 39k 1 8W Carbon R604 VRD RA2BE473JY AA R 47k 1 8W Carbon R605 VRD RM2HD104JY AA R 100k 1 2W Carbon R607 VRD RM2HD121JY AA R 120 1 2W Carbon R608 VRD R...

Page 69: ...8W Carbon R1013 VRD RA2BE391JY AA R 390 1 8W Carbon R1024 VRS CY1JF101JY AA R 100 1 16W Metal Oxide R1027 VRS CY1JF104JY AA R 100k 1 16W Metal Oxide R1031 VRD RA2BE101JY AA R 100 1 8W Carbon R1032 VRS CY1JF332JY AA R 3 3k 1 16W Metal Oxide R1034 VRS CY1JF104JY AA R 100k 1 16W Metal Oxide R1035 VRD RA2BE101JY AA R 100 1 8W Carbon R1036 VRS CY1JF103JY AA R 10k 1 16W Metal Oxide R1037 VRS CY1JF103JY ...

Page 70: ...K0202PEZZ AC R Switch S701 QSW P0612CEZZ AG R Switch F701 QFS C3225CEZZ AC R Fuse 3 15A 250V FB601 RBLN A034WJZZY AA R Balun FH701 QFSHD1013CEZZ AC R Fuse Holder FH702 QFSHD1014CEZZ AC R Fuse Holder J401 QJAKGA015WJZZ AH R Jack J402 QJAKEA056WJ04 AB R Jack J403 QJAKEA056WJ09 AB R Jack J404 QJAKEA070WJ02 R Jack J405 QTANJ0644CEZZ AM R Terminal P302 QPLGN0461CEZZA AB R Plug 4pins P304 QPLGN0761CEZZA...

Page 71: ...1 8W Carbon R892 VRD RA2BE391JY AA R 390 1 8W Carbon R894 VRD RA2BE152JY AA R 1 5k 1 8W Carbon R895 VRD RA2BE561JY AA R 560 1 8W Carbon P860 QPLGN0561CEZZ AB R Plug 5pins P880 QPLGN0578GEZZ AB R Plug 5pins SC851 QSOCV0016PEZZ AF R CRT Socket 5 HEADPHONE UNIT R370 VRS CY1JF471JY AA R 470 1 16W Metal Oxide R371 VRS CY1JF471JY AA R 470 1 16W Metal Oxide J351 QJAKJ0101SEZZ AE R Jack P352 QPLGNA108WJZZ...

Page 72: ...345WJSA R R C Cover 1 5 HBDGB3155CESA AF R Sharp Badge 1 6 GDORFA158WJKA R Door 1 7 MSPRPA031WJFW AB R Door Spring 1 8 HINDPB368WJZZ R Indication Plat 1 9 LHLDZA646WJZZ R Speaker Holder 2 CCABBA631WEV0 R Rear Cabinrt Ass y 2 1 Not Available Rear Cabinrt 2 2 HINDPB418WJZZ R Indicater Plate Rear 8 SUPPLIED ACCESSORIES X1 QACCZA048WJPZ R AC Cord X2 RRMCGA296WJSB AN R Remote Control X3 TINS B982WJZZ R...

Page 73: ...K DESCRIPTION 9 PACKING PARTS NOT REPLACEMENT ITEM S1 SPAKCC260WJZZ Packing Case S2 SPAKXA822WJZZ Packing Foam S3 SSAKA0031PEZZ Rrapping Sack S4 TLABZB002WJZZ Packing Label S5 SPAKP0122PEZZ Rrapping Sheet REAR S1 S4 S5 MARK Not replacement items FRONT S2 S2 S3 X2 X1 X3 X4 ...

Page 74: ...duction Information Design SEM Production SREC MY KD No part of this publication may be reproduced stored in a retrieval system or transmitted in any form or by any means electronic mechanical photocopying recording or otherwise without prior written permission of the publisher COPYRIGHT 2005 BY SHARP CORPORATION ALL RIGHTS RESERVED ...

Page 75: ...www s manuals com ...

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