Sharp 26SL41M Page 29 Service Manual Download | Manualshive

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26SL41M, 26SL71M
29SL81M

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1

A

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C

D

E

F

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H

PWB-K: Y/C Unit (Chip Parts Side)

(Only for 29SL81M)

PWB-F: FRONT AV Unit (Wiring Side)

PWB-B: CRT Unit (Wiring Side)

PWB-K: Y/C Unit (Wiring Side)

(Only for 29SL81M)

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Summary of Contents for 26SL41M

Page 1: ...2 cm2 315 sq inch 29SL81M 2 193 cm2 340 sq inch CONVERGENCE Magnetic SWEEP DEFLECTION Magnetic FOCUS Hi Bi Potential Electrostatic INTERMEDIATE FREQUENCIES Picture IF Carrier Frequency 45 75 MHz Sound IF Carrier Frequency 41 25 MHz Color Sub Carrier Frequency 42 17 MHz Nominal SHARP CORPORATION CONTENTS ELECTRICAL SPECIFICATIONS Specifications are subject to change without prior notice AUDIO POWER...

Page 2: ...ltage does not exceed the specified value and that it is regulating correctly 5 Do not use a picture tube other than that specified or make unrecommended circuit modifications to the high voltage circuitry 6 When trouble shooting and taking test measurements on a receiver with excessive high voltage avoid being unnecessarily close to the receiver Do not operate the receiver longer than is necessar...

Page 3: ... networks mechanical insulators and etc 3 To be sure that no shock hazard exists check for leakage current in the following manner Plug the AC cord directly into a 127 volt AC outlet Do not use an isolation transformer for this test Using two clip leads connect a 1 5k ohm 10 watt resistor paralleled by a 0 15µF capacitor in series with all exposed metal cabinet parts and a known earth ground such ...

Page 4: ...annel select commands Channel up down and RandomAccess buttons to the TV In CATV position sends power and channel select commands to a cable TV converter VCR CONTROL Infrared Transmitter Window DISPLAY Press Displays receiving channel for four seconds Press again Removes display Temporarily displays receiving channel when in Closed Caption mode INPUT Press Switch to external video INPUT mode Press...

Page 5: ...of the horizontal oscillator does not stop in step 5 the circuit must be repaired before the set is returned to the customer HIGH VOLTAGE CHECK High voltage is not adjustable but must be checked to verify that the receiver is operating within safe and efficient design limitations as specified checks should be as follows 1 Connect an accurate high voltage meter between ground and anode of picture t...

Page 6: ...Use the reset function in the video adjustment menu to ensure customer controls are in their proper reset position 2 Service number selection Once in the service mode press the Ch up or Ch down button on the remote control unit or at the set The service adjustment number will vary in increments of one from S01 to OP2 26SL41M M05 26SL71M 29SL81M Select the item you wish to adjust 3 Data number sele...

Page 7: ...R SETUP 00 00 01 Must be set to 00 OP1 OPTION Set to each model 00 00 FF Must be set to E1 26SL41 E7 26S71M 29SL81M OP2 OPTION Set to each model 00 00 FF Must be set to 0C 26SL41M 0F 26SL71M 8F 29SL81M M01 INPUT LEVEL 0A 00 0F M02 ST VCO 20 00 3F M03 FILTER 1C 00 3F M04 WIDE BAND 20 00 3F M05 SPECTRAL 1B 00 3F NECESSARY UNNECESSARY ADJUSTMENT NOTES PART REPLACED IC2001 IC2101 X IC3001 X CRT X IC20...

Page 8: ...nt where raster is barely seen 7 Adjust the service adjustments S11 red S12 green and S13 blue to obtain a good grey scale with normal whites at low brightness level 8 Select the service adjustment S19 and reset data to 00 Select the service adjustment S03 and reset data to obtain normal color level 9 Remove oscilloscope and reset the master screen control to obtain normal brightness range White B...

Page 9: ...e service adjustment S18 3 A black text box appears on the screen see Figure B below 4 Adjust S18 data value so that text box is positioned in the center of the screen 3 58MHz Trap Adjustment 1 Receive a good local channel 2 Enter the service mode and select the service adjustment S16 3 This is a two position adjustment 00 is ON 01 is OFF 4 Adjust data value to 00 26SL41M 71M 01 29SL81M for normal...

Page 10: ...gnal to pin 14 of IC3001 Stereo pilot signal 9 4 kHz 600 mVrms 2 Enter the service mode and select the service adjustment M03 3 Adjust the data at the point where OK appears on the screen The OK represents the approximate center of the adjustable range of the data Separation Adjustment 1 Connect the rms voltmeter to pin 39 of IC3001 2 Receive the following composite stereo signal 1 Composite stere...

Page 11: ...11 26SL41M 26SL71M 29SL81M 6 5 4 3 2 1 A B C D E F G H CHASSIS LAYOUT ...

Page 12: ...12 26SL41M 26SL71M 29SL81M 6 5 4 3 2 1 A B C D E F G H MODEL 26SL41M BLOCK DIAGRAM ...

Page 13: ...13 26SL41M 26SL71M 29SL81M 6 5 4 3 2 1 A B C D E F G H MODEL 26SL71M BLOCK DIAGRAM ...

Page 14: ...14 26SL41M 26SL71M 29SL81M 6 5 4 3 2 1 A B C D E F G H MODEL 29SL81M BLOCK DIAGRAM ...

Page 15: ...d all controls set for normal picture unless otherwise indicated 2 All voltages measured with 1000µ V B W or Color signal WAVEFORM MEASUREMENT CONDITIONS 1 Photographs taken on a standard gated color bar signal the tint setting adjusted for proper color The wave shapes at the red green and blue cathodes of the picture tube depend on the tint color level and picture control 2 indicates waveform che...

Page 16: ...17 26SL41M 26SL71M 29SL81M 16 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H MODEL 26SL41M SCHEMATIC DIAGRAM MAIN 1 Unit ...

Page 17: ...19 26SL41M 26SL71M 29SL81M 18 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H MODEL 26SL41M SCHEMATIC DIAGRAM MAIN 2 Unit ...

Page 18: ...21 26SL41M 26SL71M 29SL81M 20 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H MODEL 26SL71M SCHEMATIC DIAGRAM MAIN 1 Unit ...

Page 19: ...23 26SL41M 26SL71M 29SL81M 22 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H MODEL 26SL71M SCHEMATIC DIAGRAM MAIN 2 Unit ...

Page 20: ...25 26SL41M 26SL71M 29SL81M 24 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H MODEL 29SL81M SCHEMATIC DIAGRAM MAIN 1 Unit ...

Page 21: ...27 26SL41M 26SL71M 29SL81M 26 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H MODEL 29SL81M SCHEMATIC DIAGRAM MAIN 2 Unit ...

Page 22: ...28 26SL41M 26SL71M 29SL81M 6 5 4 3 2 1 A B C D E F G H SCHEMATIC DIAGRAM CRT Unit A63AFW32X 26SL41M 71M A68KRQ58X 29SL81M ...

Page 23: ...29 26SL41M 26SL71M 29SL81M 6 5 4 3 2 1 A B C D E F G H SCHEMATIC DIAGRAM FRONT AV Unit MODEL 26SL41M MODELS 26SL71M 29SL81M ...

Page 24: ...30 26SL41M 26SL71M 29SL81M 6 5 4 3 2 1 A B C D E F G H MODEL 26SL71M 29SL81M SCHEMATIC DIAGRAM AUDIO OUT Unit ...

Page 25: ...31 26SL41M 26SL71M 29SL81M 6 5 4 3 2 1 A B C D E F G H MODEL 29SL81M SCHEMATIC DIAGRAM Y C Unit ...

Page 26: ...32 26SL41M 26SL71M 29SL81M 6 5 4 3 2 1 A B C D E F G H PRINTED WIRING BOARD ASSEMBLIES PWB A MAIN Unit Wiring Side ...

Page 27: ...33 26SL41M 26SL71M 29SL81M 6 5 4 3 2 1 A B C D E F G H PWB A MAIN Unit Chip Parts Side ...

Page 28: ...34 26SL41M 26SL71M 29SL81M 6 5 4 3 2 1 A B C D E F G H PWB P AUDIO OUT Unit Wiring Side Only for 26SL71M 29SL81M ...

Page 29: ... 26SL41M 26SL71M 29SL81M 6 5 4 3 2 1 A B C D E F G H PWB K Y C Unit Chip Parts Side Only for 29SL81M PWB F FRONT AV Unit Wiring Side PWB B CRT Unit Wiring Side PWB K Y C Unit Wiring Side Only for 29SL81M ...

Page 30: ...1 26SL41M AK IC352 VHiAN7511 1 J AN7511 26SL41M AK å IC501 VHiTA8403K 1 J TA8403K AL 26SL41M 26SL71M å IC501 VHiTA8427K 1 J TA8427K 29SL81M AL å IC701 VHiSTRF66261E J STRF6626 26SL41M AX IC701 VHiSTRF66561E J STRF6656 26SL71M 29SL81M å IC702 RH FX0034CEZZ J PC817 AE å IC703 VHiSE120N 1 J SE120N AG å IC750 VHiKA7809AP 1 J KA7809AP AE å IC751 VHiKA7809AP 1 J KA7809AP AE IC951 VHiMM1111XF1E J MM1111X...

Page 31: ...092CEZZ J Packaged Circuit AH X801 RCRSB0205CEZZ J Crystal AF or RCRSB0001PEZZ FILTERS AND COILS CF301 RFiLC0029TAZZ J Ceramic Filter AD CF401 RFiLC0013CEZZ J Ceramic Filter AE CF631 RFiLA0034CEZZ J Ceramic Filter AD CF2040 RFiLC0121GEZZ J Ceramic Filter AD L201 VP XF1R2K0000 J Peaking 1 2µH AB L202 RCiLi0588CEZZ J VCO Coil AF L251 VP XF390K0000 J Peaking 39µH 29SL81M AB L301 VP XF8R2K0000 J Peaki...

Page 32: ...6SL41M 26SL71M C680 VCFPVC2DB474J J 0 47 200V Polypro Film AE 29SL81M C682 VCKYPA2HB331K J 330p 500V Ceramic AA å C701 RC FZ017SCEZZ J 0 22 275V Plastic AD or RC FZ012SGEZZ J 0 047 AC250V Plastic C702 RC KZ0029CEZZ J 0 01 250V Ceramic AC C703 RC KZ0029CEZZ J 0 01 250V Ceramic AC å C705 RC EZ0800CEZZ J 560 200V EL AQ å C706 RC KZ0092GEZZ J 3300p 250V Ceramic AF C707 VCFPVC3CA102H X 1000p 1 6kV Poly...

Page 33: ...1JF000J J 0 1 16W M Ox AA RJ32 VRS CY1JF000J J 0 1 16W M Ox AA RJ33 VRS CY1JF000J J 0 1 16W M Ox AA RJ35 VRS CY1JF000J J 0 1 16W M Ox AA RJ36 VRS CY1JF000J J 0 1 16W M Ox AA RJ37 VRS CY1JF000J J 0 1 16W M Ox AA RJ38 VRS CY1JF000J J 0 1 16W M Ox AA 26SL41M RJ42 VRS CY1JF000J J 0 1 16W M Ox AA RJ46 VRS CY1JF000J J 0 1 16W M Ox AA RJ52 VRS CY1JF000J J 0 1 16W M Ox AA 26SL41M 26SL71M RJ55 VRS CY1JF000...

Page 34: ...J 3 3k 1 8W Carbon AA 26SL41M 26SL71M R526 VRD RA2BE472J J 4 7k 1 8W Carbon AA 29SL81M R551 VRS CY1JF472J J 4 7k 1 16W M Ox AA R552 VRS CY1JF102J J 1 0k 1 16W M Ox AA R553 VRD RA2BE223J J 22k 1 8W Carbon AA 26SL41M 26SL71M R553 VRD RA2BE183J J 18k 1 8W Carbon AA 29SL81M R554 VRD RA2BE184J J 180k 1 8W Carbon AA 26SL41M 26SL71M R554 VRD RA2BE104J J 100k 1 8W Carbon AA 29SL81M å R604 VRS VV3LB392J J ...

Page 35: ... 26SL41M 26SL71M R2025 VRD RA2BE562J J 5 6k 1 8W Carbon AA 29SL81M R2025 VRD RA2BE682J J 6 8k 1 8W Carbon AA 26SL41M 26SL71M R2026 VRD RA2BE562J J 5 6k 1 8W Carbon AA 29SL81M R2026 VRD RA2BE682J J 6 8k 1 8W Carbon AA 26SL41M 26SL71M R2027 VRD RA2BE682J J 6 8k 1 8W Carbon AA R2028 VRD RA2BE102J J 1 0k 1 8W Carbon AA R2029 VRS CY1JF103J J 10k 1 16W M Ox AA 26SL41M 26SL71M R2032 VRD RA2BE103J J 10k 1...

Page 36: ... LX BZ3049GEFD X Screw AA LX TZ3004CEFD J Screw AA TRANSISTORS Q851 VS2SC3198 Y 1 J 2SC3198 Y AA Q852 VS2SC3789 2E J 2SC3789 AF or VS2SC3619LB 1 Q853 VS2SC3198 Y 1 J 2SC3198 Y AA or VS2SC3619LB 1 Q854 VS2SC3789 2E J 2SC3789 AF Q855 VS2SC3198 Y 1 J 2SC3198 Y AA Q856 VS2SC3789 2E J 2SC3789 AF or VS2SC3619LB 1 Q881 VS2SA1266 Y 1 J 2SA1266 Y AA DIODES You can substitute RH DX0475CEZZ for VHD1SS119 1 D...

Page 37: ...J 2SC2412KQ AA DIODES You can substitute RH DX0475CEZZ for VHD1SS119 1 D1401 VHD1SS119 1 J Diode AB D1402 VHD1SS119 1 J Diode AB D1403 VHD1SS119 1 J Diode AB COILS L1401 VP XF100K0000 J Peaking 10µH AB L1402 VP XF100K0000 J Peaking 10µH AB L1403 VP XF150K0000 J Peaking 15µH AB L1405 VP XF330K0000 J Peaking 33µH AB L1406 VP XF100K0000 J Peaking 10µH AB CAPACITORS EL Electrolytic C1401 VCCCCY1HH220J...

Page 38: ...VRS CY1JF471J J 470 1 16W M Ox AA MISCELLANEOUS PARTS P1401 QPLGN0585CEZZ J Plug 5 pin KA AA P1402 QPLGN0585CEZZ J Plug 5 pin KB AB INTEGRATED CIRCUITS IC5301 VHiAN5276 1 J AN5276 AR CAPACITORS EL Electrolytic C5301 VCEA0A1VW108M J 1000 35V EL AD C5304 VCEA0A1HW225M J 2 2 50V EL AB C5306 VCQYTA1HM152J X 1500p 50V Mylar AA C5307 VCQYTA1HM152J X 1500p 50V Mylar AA C5308 VCEA0A1VW107M J 100 35V EL AC...

Page 39: ...JZZ X Connecting Cord FA AG 26SL41M QCNW 0132GJZZ X Connecting Cord S AF 26SL41M TLABZ0115GJZZ X Label 26SL71M AG TLABZ0116GJZZ X Label 29SL81M AG TLABZ0121GJZZ X Label 26SL41M AG TLABM0003GJZZ X Model Label 26SL41M AF TLABM0107GJZZ X Model Label AK 26SL71M 29SL81M MISCELLANEOUS PARTS RRMCG1339CESB X Infrared R C Unit AQ 26SL41M RRMCG1573CESAM Infrared R C Unit AW 26SL71M 29SL81M TiNS 7034GJZZ X O...

Page 40: ...00 X Door Latch AF 1 8 HiNDP0102GJZZ X Indication Plate AK 26SL41M 1 8 HiNDP0001GJZZ X Indication Plate AK 26SL71M 2 GCABB0009GJKA J Rear Cabinet 26SL41M BA 2 GCABB0008GJKA X Rear Cabinet 26SL71M BA 29SL81M 1 CCABA0007WEH3 X Front Cabinet Ass y BF 1 1 Not Available Front Cabinet 1 2 GCOVA0005GJSA X Cover for R C AG 1 3 HBDGB3141CESB X Badge SHARP AG 1 4 JBTN 0005GJSB X Button Power AG 1 5 MSPRC000...

Page 41: ...ription Code PACKING OF THE SET REAR Use 12 staples to fix the bottom side of packing case Bar Code Label MARK Not replacement items FRONT Buffer Material Wrapping Paper Polyethylene Bag Packing Case The packing case top is tape sealed Operation Manual Infrared R C Unit Batteries ...

Page 42: ...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 SHARP CORPORATION AV Systems Group Quality Reliability Control Center Yaita Tochigi 329 2193 Japan D SEMEX P SEMEX TQ0978 S Sep 2000 Printed in Japan MI KG ...

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