Sharp 32C240 Service Manual Download | Manualshive

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32C240
32C241

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Summary of Contents for 32C240

Page 1: ...MS 14 SCHEMATIC DIAGRAMS 15 PRINTED WIRING BOARD ASSEMBLIES 22 REPLACEMENT PARTS LIST 25 PACKING OF THE SET 33 CONTENTS SPEAKER SIZE 12 x 6 cm oval 2 pcs VOICE COIL IMPEDANCE 16 ohm at 400 Hz ANTENNA INPUT IMPEDANCE VHF UHF 75 ohm Unbalanced TUNING RANGES VHF Channels 2 thru 13 UHF Channels 14 thru 69 CATV Channels 1 thru 125 EIA Channel Plan U S A POWER INPUT 120V AC 60 Hz POWER RATING 135W PICTU...

Page 2: ...e high voltage with a meter to be certain that the high voltage 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 re...

Page 3: ...artment covers or shields isolation resistor capacity networks mechanical insulators 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 120 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 m...

Page 4: ... Selects next lower channel VIDEO AUDIO TERMINALS MENU Press Accesses MAIN MENU Press again Exits MAIN MENU REMOTE CONTROL SENSOR POWER Press On Press again Off VOLUME UP DOWN Increases sound Decreases sound INPUT Press Switches to external video INPUT 1 mode Press twice Switches to external video INPUT 2 mode Press 3 times Switches bac original TV mode Front Panel CHANNEL UP DOWN Selects next hig...

Page 5: ...ting Moves the mark on the MENU screens MUTE Press Mutes sound Press again Restores sound When sound is muted CLOSED CAPTION appears if available CHANNEL UP DOWN Selects next higher channel Selects next lower channel VIDEO AUDIO TERMINALS MENU Press Accesses MAIN MENU Press again Exits MAIN MENU REMOTE CONTROL SENSOR POWER Press On Press again Off VOLUME UP DOWN Increases sound Decreases sound INP...

Page 6: ...ion 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 pictu...

Page 7: ...tion 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 controller or at the set The service adjustment number will vary in increments of one from V01 to M05 Select the item you wish to adjust 3 Data number selection Press the Vol up or Vol down button to adj...

Page 8: ... V46 R CUT OFF COMPONENT 64 255 00h FFh 64 40h Component Input V47 G CUT OFF COMPONENT 64 255 00h FFh 64 40h Component Input V48 B CUT OFF COMPONENT 64 255 00h FFh 64 40h Component Input V49 G R DRIVE COMPONENT 0 127 00h 7Fh 64 40h Component Input V50 B DRIVE COMPONENT 0 127 00h 7Fh 64 40h Component Input V51 SHARP COMPONENT 0 63 00h 3Fh 44 2Ch Component Input 2F V52 TINT S 0 127 00h 7Fh 62 3Eh Co...

Page 9: ...AL VALUE NOTES FIXED VALUE HEX RANGE B SPECIAL SETTING SERVICE NUMBER DATA ADJUSTMENT ITEM INITIAL VALUE NOTES FIXED VALUE HEX RANGE C OPTION SETTING SERVICE NUMBER DATA ADJUSTMENT ITEM INITIAL VALUE NOTES FIXED VALUE HEX RANGE D SOUND ADJUSTMENT NECESSARY UNNECESSARY ADJUSTMENT PART REPLACED IC2001 IC201 X Data is stored in IC2101 The adjustment is needed to compensate for characteristics of part...

Page 10: ...et data to 00 Select the service adjustment V03 and reset data to obtain normal color level 7 For component input the data value of V46 red V47 green and V48 blue is adjusted to follow the data value of V06 V07 and V08 respectively 8 Reset the master screen control to obtain normal brightness range A B White Balance Adjustment 1 Receive a good local channel 2 Enter the service mode and select the ...

Page 11: ...st D18 data value so that picture is centered Horizontal Position Adjustment 1 Receive a good local channel 2 Enter the service mode and select the service adjustment D02 3 Adjust D02 data value so that picture is centered Horizontal Size Adjustment 1 Receive a good local channel 2 Enter the service mode and select the service adjustment D04 for H size 3 Adjust the D04 bus data to get the proper H...

Page 12: ...6 5 4 3 2 1 A B C D E F G H 12 32C240 32C241 CHASSIS LAYOUT ...

Page 13: ...6 5 4 3 2 1 A B C D E F G H 13 32C240 32C241 BLOCK DIAGRAM ...

Page 14: ...T 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 check points See chart waveforms are measured from point indicated to chassis ground WAVEFORMS å AND SHADED COMPONENTS SAFETY RELATED PARTS ç MA...

Page 15: ...6 5 4 3 2 1 A B C D E F G H 15 32C240 32C241 SCHEMATIC DIAGRAMS CRT UNIT ...

Page 16: ...8 7 10 9 6 5 4 3 2 1 A B C D E F G H 16 32C240 32C241 MAIN 1 UNIT ...

Page 17: ...17 16 19 18 15 14 13 12 11 10 17 32C240 32C241 ...

Page 18: ...8 7 10 9 6 5 4 3 2 1 A B C D E F G H 18 32C240 32C241 MAIN 2 UNIT ...

Page 19: ...17 16 19 18 15 14 13 12 11 10 19 32C240 32C241 ...

Page 20: ...8 7 10 9 6 5 4 3 2 1 A B C D E F G H 20 32C240 32C241 2 LINE Y C UNIT ...

Page 21: ...17 16 19 18 15 14 13 12 11 10 21 32C240 32C241 ...

Page 22: ...6 5 4 3 2 1 A B C D E F G H 22 32C240 32C241 PWB A MAIN Unit A Side PRINTED WIRING BOARD ASSEMBLIES ...

Page 23: ...6 5 4 3 2 1 A B C D E F G H 23 32C240 32C241 PWB A MAIN Unit B Side ...

Page 24: ...6 5 4 3 2 1 A B C D E F G H 24 32C240 32C241 PWB B CRT Unit Wiring Side PWB D 2 LINE Y C Unit Chip Parts Side PWB D 2 LINE Y C Unit Wiring Side ...

Page 25: ...2SC2735 AB Q361 VS2SB709AR 1Y X 2SB709AR AB Q401 VS2SD601AR 1Y X 2SD601AR AB Q402 VS2SB709AR 1Y X 2SB709AR AB Q403 VS2SD601AR 1Y X 2SD601AR AB Q404 VS2SD601AR 1Y X 2SD601AR AB Q451 VS2SA1266 Y 1 X 2SA1266 Y AB Q460 VSRT1N441C 1Y X RT1N441C AB Q601 VS2SC2482 1 X 2SC2482 AB å Q602 VS2SD2646 1E X 2SD2646 AG Q672 VS2SA1266 Y 1 X 2SA1266 Y AB Q673 VS2SD1830 1E X 2SD1830 AD å Q701 VSSPA11N603 1 X SPA11N...

Page 26: ...8M X 1000 16V Electrolytic AB C201 VCKYCY1HB102KY X 1000p 50V Ceramic AA C202 VCKYCY1HB103KY X 0 01 50V Ceramic AA C203 VCKYCY1HB102KY X 1000p 50V Ceramic AA C223 VCKYCY1CF104ZY X 0 1 16V Ceramic AA C224 VCEA0A1HW474M X 0 47 50V Electrolytic AB C225 VCKYCY1CF104ZY X 0 1 16V Ceramic AA C227 VCEA0A1HW106M X 10 50V Electrolytic AB C228 VCKYCY1CF104ZY X 0 1 16V Ceramic AA C229 VCEA0A1CW477M X 470 16V ...

Page 27: ...C808 VCKYCY1CF104ZY X 0 1 16V Ceramic AA C809 VCKYCY1CF104ZY X 0 1 16V Ceramic AA C810 VCEA0A1CW477M X 470 16V Electrolytic AB C812 VCQYTA1HM104J X 0 1 50V Mylar AB C901 VCKYCY1HB103KY X 0 01 50V Ceramic AA C902 VCKYCY1HB103KY X 0 01 50V Ceramic AA C903 VCKYCY1HB681KY X 680p 50V Ceramic AA C904 VCEA0A1HW105M X 1 50V Electrolytic AB C905 VCEA0A1HW105M X 1 50V Electrolytic AB C906 VCKYCY1HB681KY X 6...

Page 28: ... Oxide AA R431 VRS CY1JF331JY X 330 1 16W Metal Oxide AA R432 VRS CY1JF102JY X 1k 1 16W Metal Oxide AA R436 VRS CY1JF000JY X 0 1 16W Metal Oxide AA R437 VRS CY1JF101JY X 100 1 16W Metal Oxide AA R438 VRS CY1JF101JY X 100 1 16W Metal Oxide AA R439 VRS CY1JF104JY X 100k 1 16W Metal Oxide AA R441 VRS CY1JF472JY X 4 7k 1 16W Metal Oxide AA R442 VRS CY1JF101JY X 100 1 16W Metal Oxide AA R444 VRS CY1JF3...

Page 29: ...3k 1 16W Metal Oxide AA R953 VRS CY1JF220JY X 22 1 16W Metal Oxide AA R954 VRS CY1JF221JY X 220 1 16W Metal Oxide AA R955 VRS CY1JF221JY X 220 1 16W Metal Oxide AA R957 VRS CY1JF101JY X 100 1 16W Metal Oxide AA R958 VRS CY1JF101JY X 100 1 16W Metal Oxide AA R959 VRS CY1JF103JY X 10k 1 16W Metal Oxide AA R960 VRS CY1JF101JY X 100 1 16W Metal Oxide AA R961 VRS CY1JF102JY X 1k 1 16W Metal Oxide AA R9...

Page 30: ... DUNTKB568WEV1 PWB B CRT UNIT TRANSISTORS Q850 VS2SC4544LB1E X 2SC4544LB AC Q851 VS2SC4544LB1E X 2SC4544LB AC Q852 VS2SC4544LB1E X 2SC4544LB AC Q853 VS2SC3198 G 1 X 2SC3198 G AB Q854 VS2SC3198 G 1 X 2SC3198 G AB Q855 VS2SC3198 G 1 X 2SC3198 G AB Q890 VS2SC3198 G 1 X 2SC3198 G AB Q891 VS2SA1266 Y 1 X 2SA1266 Y AB Q894 VS2SA1266 Y 1 X 2SA1266 Y AB DIODES D850 VHD1SS119 1Y X 1SS119 AA D851 VHD1SS119 ...

Page 31: ...103KY X 0 01 50V Ceramic AA C1407 VCKYCY1HB103KY X 0 01 50V Ceramic AA C1408 VCKYCY1HB103KY X 0 01 50V Ceramic AA C1409 VCEA0A1CW476M X 47 16V Electrolytic AB C1410 VCKYCY1HB103KY X 0 01 50V Ceramic AA C1411 VCKYCY1HB103KY X 0 01 50V Ceramic AA C1412 VCKYCY1HB103KY X 0 01 50V Ceramic AA C1413 VCKYCY1HB103KY X 0 01 50V Ceramic AA C1414 VCE9GA1HW105M X 1 50V Electrolytic AB C1415 VCCCCY1HH120JY X 12...

Page 32: ...KC X Control Button 32C240 2A GCABBA391WJKA X Rear Cabinet 32C241 2B GCABBA387WJKA X Rear Cabinet 32C240 MISCELLANEOUS PARTS SP1 VSP1206PB69WA X Speaker L AG SP2 VSP1206PB69WA X Speaker R AG QCNW 0136GJZZ X Connecting Cord AC QCNW 0237MEZZ X Connecting Cord AH QCNW B126WJZZ X Connecting Cord AC QCNW B238WJZZ X Connecting Cord AB SUPPLIED ACCESSORIES RRMCG1324CESC X Infrared R C Unit AH TGAN A216WJ...

Page 33: ...MARK Not replacement items FRONT Buffer Material Polyethylene Mat Polyethylene Bag Operation Manual Infrared R C Unit Batteries Packing Case Label REAR Use tape to fix the top side of packing case Use 12 staples to fix the bottom side of packing case ...

Page 34: ...ted 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 TQ1705 S Feb 2004 Printed in Japan In Japan gedruckt MY DS Design and Production Information Design JAPAN Production SEMEX ...

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