Sharp 32F540, Service Manual

Page 1: ...AGRAMS 15 PRINTED WIRING BOARD ASSEMBLIES 24 REPLACEMENT PARTS LIST 28 PACKING OF THE SET 36 CONTENTS SPEAKER SIZE 12 x 6 cm oval 2 pcs VOICE COIL IMPEDANCE 8 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 150W PICTURE SIZE 3074 cm2 47...

Page 2: ...gh 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 receiv...

Page 3: ...ent 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 metal...

Page 4: ...Increases sound Decreases sound Changes or selects the TV adjustments on On Screen Display MENU Press Accesses MAIN MENU Press again Exits MAIN MENU DVD VCR CONTROL CATV DVD TV VCR MODE SELECT SWITCH InTV VCR position signals sent will be for TV and VCR control In CATV DVD position signals sent will be for cable TV converter and DVD control Infrared Transmitter Window DISPLAY Press Displays receiv...

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: ... 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 adjust ...

Page 7: ...T 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 Component I...

Page 8: ... 3 00h 03h 2 02h 16 9 Format 02 D34 V CENTERING VCOMP 0 63 00h 3Fh 36 24h 16 9 Format SERVICE NUMBER DATA ADJUSTMENT ITEM INITIAL VALUE NOTES FIXED VALUE HEX RANGE SERVICE NUMBER DATA ADJUSTMENT ITEM INITIAL VALUE NOTES FIXED VALUE HEX RANGE EX1 FAO VOLUME 0 50 00h 32h 36 24h 24 EX2 CC POSITION 0 127 00h 7Fh 27 1Bh EX3 INT 0 255 00h FFh 122 7Ah Interrupt period adjustment 7A EX4 A ATT 0 127 00h 7F...

Page 9: ...a good local channel 2 Enter the service mode and select the service adjustment V03 and set to 00 minimum color Record original data code under adjustment V03 before changing V03 does not have to be adjusted if you selected a B W picture or monoscope pattern 3 Alternately adjust the service adjustment data of V09 and V10 until a good grey scale with normal whites is obtained RF Input 4 For compone...

Page 10: ...in step TP47B LEVEL Note Aging for 10 min before adjustment After the adjustment of V center and V size re adjustment for this V line Vertical Phase Adjustment SCREEN FORMAT 4 3 1 Enter the service mode and input data of 00h on D01 2 Adjust D18 data value so that picture is centered SCREEN FORMAT 16 9 32F540 ONLY 3 Input data of 00h on D20 4 Input data of D34 same as D18 data Horizontal Position A...

Page 11: ...20mVrms Separation Adjustment 1 Input SIGNAL 1 and vary the M04 bus data to get the minimun AC voltage to pin 39 of IC3001 2 Input SIGNAL 2 and vary the M05 bus data to get the minimun AC voltage to pin 39 of IC3001 SIGNAL 1 300Hz 30 modulation Lch only NR ON SIGNAL 2 3kHz 30 modulation Lch only NR ON Note SIGNAL 1 Adj for widebando SIGNAL 2 Adj for spectral Check the output of the speaker at the ...

Page 12: ...12 32F540 CHASSIS LAYOUT ...

Page 13: ...13 32F540 BLOCK DIAGRAM ...

Page 14: ...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 check points See chart wav...

Page 15: ...6 5 4 3 2 1 A B C D E F G H 15 32F540 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 32F540 MAIN 1 UNIT ...

Page 17: ...17 16 19 18 15 14 13 12 11 10 17 32F540 ...

Page 18: ...8 7 10 9 6 5 4 3 2 1 A B C D E F G H 18 32F540 MAIN 2 UNIT ...

Page 19: ...17 16 19 18 15 14 13 12 11 10 19 32F540 ...

Page 20: ...8 7 10 9 6 5 4 3 2 1 A B C D E F G H 20 32F540 2 LINE Y C UNIT ...

Page 21: ...17 16 19 18 15 14 13 12 11 10 21 32F540 ...

Page 22: ...8 7 10 9 6 5 4 3 2 1 A B C D E F G H 22 32F540 CONTROL UNIT ...

Page 23: ...17 16 19 18 15 14 13 12 11 10 23 32F540 ...

Page 24: ...6 5 4 3 2 1 A B C D E F G H 24 32F540 PWB A MAIN Unit A Side PRINTED WIRING BOARD ASSEMBLIES ...

Page 25: ...6 5 4 3 2 1 A B C D E F G H 25 32F540 PWB A MAIN Unit B Side ...

Page 26: ...6 5 4 3 2 1 A B C D E F G H 26 32F540 PWB D 2 LINE Y C Unit Wiring Side PWB B CRT Unit Wiring Side PWB D 2 LINE Y C Unit Chip Parts Side ...

Page 27: ...6 5 4 3 2 1 A B C D E F G H 27 32F540 PWB F CONTROL Unit Wiring Side ...

Page 28: ...1 VHiPQ09RDA1 1 X PQ090RDA1SZ AD IC900 VHiCXA2089Q 2Y X CXA2089Q 6T AK IC1403 VHiPQ05RDA1 1 X PQ050RDA1SZ AD IC2001 RH iXA418WJZZQ X TMP88CS38BFG AN IC2040 VHiKiA7045A 1 X KIA7045AP AB IC2101 VHiBR24L16F 1Y X BR24L16F WE2 AC IC3001 VHiCXA2194Q 1Y X CXA2194Q T6 AP TRANSISTORS Q201 VS2SC2735 1EY X 2SC2735 AB Q361 VS2SB709AR 1Y X 2SB709AR AB Q401 VS2SD601AR 1Y X 2SD601AR AB Q402 VS2SB709AR 1Y X 2SB70...

Page 29: ...02 RTRNWA072WJZZ X Transformer AH CAPACITORS C53 VCEA0A1HW105M X 1 50V Electrolytic AB C54 VCEA0A1HW475M X 4 7 50V Electrolytic AB C55 VCEA0A0JW108M X 1000 6 3V Electrolytic AB C58 VCKYCY1HF103ZY X 0 01 50V Ceramic AA C59 VCKYPA1HF103Z X 0 01 50V Ceramic AA C101 VCEA0A0JW108M X 1000 6 3V Electrolytic AB C103 VCEA0A1CW108M X 1000 16V Electrolytic AB C201 VCKYCY1HB102KY X 1000p 50V Ceramic AA C202 V...

Page 30: ...X 22 50V Electrolytic AB C781 VCFYFA1HA105J X 1 50V AB C782 VCKYCY1HB102KY X 1000p 50V Ceramic AA C783 VCQYTA1HM103J X 0 01 50V Mylar AB C784 VCKYCY1HF103ZY X 0 01 50V Ceramic AA C801 VCCCCY1HH110JY X 11p 50V Ceramic AA C802 VCKYCY1HB222KY X 2200p 50V Ceramic AA C803 VCEA0A1HW224M X 0 22 50V Electrolytic AB C804 VCKYCY1CF104ZY X 0 1 16V Ceramic AA C805 VCEA0A0JW108M X 1000 6 3V Electrolytic AB C80...

Page 31: ...k 1 16W Metal Oxide AA R364 VRD RA2BE152JY X 1 5k 1 8W Carbon AA R365 VRS CY1JF152JY X 1 5k 1 16W Metal Oxide AA å R367 VRN RL3DB1R2J X 1 2 2W Metal Film AB R368 VRD RA2BE222JY X 2 2k 1 8W Carbon AA R369 VRD RA2BE822JY X 8 2k 1 8W Carbon AA R371 VRS CY1JF102JY X 1k 1 16W Metal Oxide AA R372 VRS CY1JF223JY X 22k 1 16W Metal Oxide AA R403 VRS CY1JF000JY X 0 1 16W Metal Oxide AA R404 VRS CY1JF683JY X...

Page 32: ...6W Metal Oxide AA R805 VRS CY1JF682JY X 6 8k 1 16W Metal Oxide AA R806 VRS CY1JF681JY X 680 1 16W Metal Oxide AA R807 VRS CY1JF681JY X 680 1 16W Metal Oxide AA R808 VRS CY1JF681JY X 680 1 16W Metal Oxide AA R810 VRS CY1JF472JY X 4 7k 1 16W Metal Oxide AA R903 VRS CY1JF102JY X 1k 1 16W Metal Oxide AA R904 VRS CY1JF683JY X 68k 1 16W Metal Oxide AA R905 VRS CY1JF223JY X 22k 1 16W Metal Oxide AA R906 ...

Page 33: ... 16W Metal Oxide AA R3007 VRS CY1JF332JY X 3 3k 1 16W Metal Oxide AA R3008 VRS CY1JF302JY X 3k 1 16W Metal Oxide AA R3010 VRS CY1JF392JY X 3 9k 1 16W Metal Oxide AA R3017 VRS CY1JF102JY X 1k 1 16W Metal Oxide AA R3018 VRS CY1JF102JY X 1k 1 16W Metal Oxide AA R3019 VRS CY1JF101JY X 100 1 16W Metal Oxide AA R3024 VRD RA2BE102JY X 1k 1 8W Carbon AA BALUNES FB601 RBLN 0047CEZZY X Balun AB FB706 RBLN 0...

Page 34: ...X Peaking 10µH AB L1404 VP XF220K0000Y X Peaking 22µH AB L1405 VP XF220K0000Y X Peaking 22µH AB L1408 VP XF100K0000Y X Peaking 10µH AB CAPACITORS C1401 VCKYCY1HB103KY X 0 01 50V Ceramic AA C1402 VCEA0A1AW227M X 220 10V Electrolytic AB C1403 VCCCCY1HH330JY X 33p 50V Ceramic AA C1404 VCCCCY1HH181JY X 180p 50V Ceramic AB C1405 VCKYCY1HB103KY X 0 01 50V Ceramic AA C1406 VCKYCY1HB103KY X 0 01 50V Ceram...

Page 35: ... MISCELLANEOUS PARTS SP1 VSP1206PB648A X Speaker L AG SP2 VSP1206PB648A X Speaker R AG QCNW A475WJZZ X Connecting Cord AC QCNW B175WJZZ X Connecting Cord AC QCNW B176WJZZ X Connecting Cord AC QCNW B240WJZZ X Connecting Cord AE QCNW B241WJZZ X Connecting Cord AB SUPPLIED ACCESSORIES RRMCGA035WJSB X Infrared R C Unit AR TGAN A216WJN1 X Guarantee Card AB TiNS B092WJZZ X Operation Manual PACKING PARTS...

Page 36: ...Case MARK Not replacement items FRONT Buffer Material Polyethylene Sheet Polyethylene Bag Operation Manual Infrared R C Unit Batteries REAR Use tape to fix the top side of packing case Use 12 staples to fix the bottom side of packing case ...

Page 37: ...32F540 ...

Page 38: ...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 TQ1703 S Feb 2004 Printed in Japan In Japan gedruckt MY DS Design and Production Information Design JAPAN Production SEMEX ...