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Sharp 32U-S50 Service Manual Download Page 45

52

32U-S50, 32U-S60
36U-S60

SHARP CORPORATION
AV Systems Group
Quality & Reliability Control Center
Yaita, Tochigi 329-2193, Japan

D  SEM  P  SEMEX  

TQ1300-S

Apr. 2002 Printed in Japan

MI. KD

COPYRIGHT © 2002 BY SHARP CORPORATION

ALL RIGHTS RESERVED.

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.

Summary of Contents for 32U-S50

Page 1: ...40 PACKING OF THE SET 51 CONTENTS AUDIO POWER OUTPUT RATING 3 0W 3 0W at 10 distortion and Dual CH Operate SPEAKER SIZE 12 cm 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 32U S50 60 152W 36U S...

Page 2: ...ng the 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 t...

Page 3: ... compartment 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 expo...

Page 4: ...4 32U S50 32U S60 36U S60 LOCATION OF USER S CONTROL 32U S50 32U S60 36U S60 ...

Page 5: ... 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 tub...

Page 6: ...t 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 controller or at the set The service adjustment number will vary in increments of one from V01 to P08 Select the item you wish to adjust 3 Data number selection Press theVol up orVol down button to...

Page 7: ...255 00h FFh Must be set to 03 V29 HIGH B 06 0 255 00h FFh Must be set to 06 V30 WPS 01 0 1 Must be set to 01 V31 RGB CONTRAST 20 0 63 00h 3Fh Must be set to 2A V32 Y DL 02 0 7 00h 07h Must be set to 02 V33 Y DL INPUT 01 0 7 00h 07h Must be set to 01 V34 VSM GAIN 07 0 7 00h 07h Must be set to 07 V35 N COMB 01 0 1 Must be set to 01 V36 BPF TOF INPUT 00 0 1 Must be set to 00 V37 CORING 00 0 1 Must be...

Page 8: ...teristics of parts including IC201 and MTS level M01 Holding down both the VOL up and CH up buttons on the TV set at service mode for more than 2 seconds will automatically write the above initial values into IC2102 NOTES X IC2102 IC3001 CRT IC1801 Holding down both the VOL up and CH up buttons on the TV set in the service mode for more than 2 seconds will automatically write the above initial val...

Page 9: ...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 White Balance Adjustment 1 Receive 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...

Page 10: ...text box appears on the screen see Figure B below 4 Adjust EX2 data value so that text box is positioned in the center of the screen Figure B SERVICE ADJUST DATA Hex POSITION ITEM 32U S50 60 36U S60 OP1 OPTION1 130 OP2 OPTION2 31 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 p...

Page 11: ...ollowing stereo pilot signal to pin 14 of IC3001 Stereo pilot signal 9 4kHz 600mVrms 2 Enter the service mode and select the service adjustment M03 3 Adjust the data until OK appears in position on the screen Make sure the OK is displayed almost at the center of the data range Separation Adjustment 1 Connect the rms voltmeter to pin 39 of IC3001 2 Receive the following composite stereo signal 1 Co...

Page 12: ...12 6 5 4 3 2 1 A B C D E F G H 32U S50 32U S60 36U S60 MODELS 32U S50 60 CHASSIS LAYOUT ...

Page 13: ...13 6 5 4 3 2 1 A B C D E F G H 32U S50 32U S60 36U S60 MODEL 36U S60 CHASSIS LAYOUT ...

Page 14: ...14 6 5 4 3 2 1 A B C D E F G H 32U S50 32U S60 36U S60 MODELS 32U S50 60 BLOCK DIAGRAM ...

Page 15: ...15 6 5 4 3 2 1 A B C D E F G H 32U S50 32U S60 36U S60 MODEL 36U S60 BLOCK DIAGRAM ...

Page 16: ...e tint color level and picture control 2 indicates waveform check points See chart waveforms are measured from point indicated to chassis ground WAVEFORMS 2 3 4 5 6 1 8 9 0 q w 7 r t y u i e p a s d f o 275Vp p 32 250Vp p 36 28 5Vp p 32 30 0Vp p 36 1130Vp p 32 1200Vp p 36 1 2Vp p Horizontal Rate Horizontal Rate Horizontal Rate 1 1Vp p 225Vp p 3Vp p Horizontal Rate 3Vp p Horizontal Rate 3Vp p Horiz...

Page 17: ...17 6 5 4 3 2 1 A B C D E F G H 32U S50 32U S60 36U S60 MODEL 36U S60 SCHEMATIC DIAGRAM CONTROL Unit ...

Page 18: ...18 19 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 A B C D E F G H I J MODEL 32U S50 SCHEMATIC DIAGRAM MAIN 1 Unit ...

Page 19: ...1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 A B C D E F G H I J MODEL 32U S50 SCHEMATIC DIAGRAM MAIN 2 Unit 20 21 ...

Page 20: ...1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 A B C D E F G H I J MODEL 32U S60 SCHEMATIC DIAGRAM MAIN 1 Unit 22 23 ...

Page 21: ...1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 A B C D E F G H I J MODEL 32U S60 SCHEMATIC DIAGRAM MAIN 2 Unit 24 25 ...

Page 22: ...1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 A B C D E F G H I J MODEL 36U S60 SCHEMATIC DIAGRAM MAIN 1 Unit 26 27 ...

Page 23: ...1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 A B C D E F G H I J MODEL 36U S60 SCHEMATIC DIAGRAM MAIN 2 Unit 28 29 ...

Page 24: ...1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 A B C D E F G H I J MODELS 32U S50 60 36U S60 SCHEMATIC DIAGRAM AV Unit 30 31 ...

Page 25: ...32 6 5 4 3 2 1 A B C D E F G H 32U S50 32U S60 36U S60 MODELS 32U S50 60 SCHEMATIC DIAGRAM CRT Unit ...

Page 26: ...33 6 5 4 3 2 1 A B C D E F G H 32U S50 32U S60 36U S60 MODEL 36U S60 SCHEMATIC DIAGRAM CRT Unit ...

Page 27: ...34 6 5 4 3 2 1 A B C D E F G H 32U S50 32U S60 36U S60 MODELS 32U S50 60 36U S60 SCHEMATIC DIAGRAM MTS MODULE Unit ...

Page 28: ...35 6 5 4 3 2 1 A B C D E F G H 32U S50 32U S60 36U S60 PRINTED WIRING BOARD ASSEMBLIES PWB S MTS MODULE Unit Wiring Side PWB B CRT Unit Wiring Side PWB S MTS MODULE Unit Chip Parts Side ...

Page 29: ...36 6 5 4 3 2 1 A B C D E F G H 32U S50 32U S60 36U S60 PWB A MAIN Unit Wiring Side ...

Page 30: ...37 6 5 4 3 2 1 A B C D E F G H 32U S50 32U S60 36U S60 PWB A MAIN Unit Chip Parts Side ...

Page 31: ...38 6 5 4 3 2 1 A B C D E F G H 32U S50 32U S60 36U S60 PWB C AV Unit Chip Parts Side PWB C AV Unit Wiring Side ...

Page 32: ...39 6 5 4 3 2 1 A B C D E F G H 32U S50 32U S60 36U S60 PWB F CONTROL Unit Wiring Side PWB F CONTROL Unit Component Side ...

Page 33: ...t your nearest SHARP Parts Distributor to order For location of SHARP Parts Distributor Please call Toll Free 1 800 BE SHARP PICTURE TUBE PRINTED WIRING BOARD ASSEMBLIES NOT REPLACEMENT ITEM 32U S50 32U S60 å V101 VB80LJF3015 S X Picture Tube CT å L703 RCiLG0121GJZZ X Degaussing Coil AU LHLDW0102GJKZ X ADG Coil Holder AC MSPRT0002MEZZ X Spring for CRT AF å QEARC3102MEZZ X Grounding Strap AG 36U S6...

Page 34: ...08 VS2PD601AR 1 J D601AR AB or VS2PC1623L61E Q2002 VS2SA1266 Y 1 J A1266 Y AA Q2059 VS2SC3198 G 1 J C3198 G AA Q2060 VS2PD601AR 1 J D601AR AB or VS2PX1623L61E Q2201 VS2PD601AR 1 J D601AR AB or VS2PC1623L61E Q2211 VS2PD601AR 1 J D601AR AB or VS2PC1623L61E DIODES D52 RH EX0676GEZZ J Zener Diode 32V AA D53 RH EX0619GEZZ J Zener Diode 6 2V AA D361 VHD1SS119 1 J Diode AB D362 VHD1SS119 1 J Diode AB å D...

Page 35: ...EA0A1EW108M J 1000 25V EL AD C373 VCKYCY1CF104Z J 0 1 16V Ceramic AA C374 VCEA0A1HW225M J 2 2 50V EL AB C375 VCEA0A1HW225M J 2 2 50V EL AB C419 VCKYCY1CF224Z J 0 22 16V Ceramic AA C420 VCEA0A1CW476M J 47 16V EL AB C425 VCEA0A1HW105M J 1 0 50V EL AB C426 VCKYCY1HB682K J 6800p 50V Ceramic AA C429 VCQYTA1HM103J J 0 01 50V Mylar AA C433 VCKYCY1HB103K J 0 01 50V Ceramic AA C434 VCEA0A1HW105M J 1 0 50V ...

Page 36: ...60 VCE9GA1HW475M J 4 7 50V EL N P AB C961 VCE9GA1HW475M J 4 7 50V EL N P AB C962 VCKYCY1CF104Z J 0 1 16V Ceramic AA C2001 VCCCCY1HH331J J 330p 50V Ceramic AA C2003 VCEA0A1HW106M J 10 50V EL AB C2004 VCEA0A1CW476M J 47 16V EL AB C2005 VCEA0A1CW106M J 10 16V EL AB C2040 VCKYCY1CF104Z J 0 1 16V Ceramic AA C2041 VCEA0A1HW105M J 1 0 50V EL AB C2042 VCCCCY1HH101J J 100p 50V Ceramic AA C2044 VCQYTA1HM104...

Page 37: ...Y1JF473J J 47k 1 16W M Ox AA å R621 VRN RL3LB1R2J X 1 2 3 0W M Film AF 32U S50 32U S60 PWB A DUNTKA526WEC3 32U S50 PWB A DUNTKA526WEC2 32U S60 PWB A DUNTKA526WEC1 36U S60 MAIN UNIT Continued å R621 VRN RL3AB5R6J X 5 6 1W M Film AE 36U S60 å R622 VRN RL2HCR68J X 0 68 1 2W M Film AE 32U S50 32U S60 å R622 VRN RL2HCR56J X 0 56 1 2W M Film AE 36U S60 å R623 VRN RL3AB1R0J X 1 0 1W M Film AE å R624 VRS ...

Page 38: ...x AA R2009 VRS CY1JF103J J 10k 1 16W M Ox AA R2010 VRS CY1JF102J J 1 0k 1 16W M Ox AA R2011 VRD RA2BE561J J 560 1 8W Carbon AA R2016 VRS CY1JF104J J 100k 1 16W M Ox AA R2022 VRS CY1JF103J J 10k 1 16W M Ox AA R2024 VRS CY1JF472J J 4 7k 1 16W M Ox AA R2025 VRS CY1JF472J J 4 7k 1 16W M Ox AA R2026 VRS CY1JF472J J 4 7k 1 16W M Ox AA R2027 VRS CY1JF102J J 1 0k 1 16W M Ox AA R2028 VRS CY1JF102J J 1 0k 1...

Page 39: ...or 32U S50 32U S60 QSOCV1011CEZZ SC850 QSOCV1011CEZZ J CRT Socket AF 36U S60 RDA850 PRDAR0248PEFW R Heat Sink for IC850 AF LX BZ3100CEFD J Screw AA PWB A DUNTKA526WEC3 32U S50 PWB A DUNTKA526WEC2 32U S60 PWB A DUNTKA526WEC1 36U S60 MAIN UNIT Continued or QSW K0202PEZZ S2506 QSW K0003AJZZ J CH Up AB or 32U S50 32U S60 QSW K0079GEZZ or QSW K0202PEZZ å RY701 RRLYJ0081CEZZ J Relay AL or RRLYJ0094CEZZ ...

Page 40: ...VRS CY1JF821J J 820 1 16W M Ox AA R1900 VRS CY1JF101J J 100 1 16W M Ox AA R1930 VRS CY1JF223J J 22k 1 16W M Ox AA R1932 VRS CY1JF223J J 22k 1 16W M Ox AA R1935 VRS CY1JF101J J 100 1 16W M Ox AA R1936 VRS CY1JF223J J 22k 1 16W M Ox AA R1937 VRS CY1JF101J J 100 1 16W M Ox AA R1938 VRS CY1JF223J J 22k 1 16W M Ox AA R1941 VRS CY1JF101J J 100 1 16W M Ox AA R1942 VRS CY1JF223J J 22k 1 16W M Ox AA R1943 ...

Page 41: ...LANEOUS PARTS P3001 QPLGN0242FJ00 J Plug 10 pin EA AE R1955 VRD RA2BE221J J 220 1 8W Carbon AA R1956 VRS CY1JF222J J 2 2k 1 16W M Ox AA R1957 VRD RA2BE101J J 100 1 8W Carbon AB R1958 VRS CY1JF101J J 100 1 16W M Ox AA R1959 VRS CY1JF102J J 1 0k 1 16W M Ox AA R1960 VRD RA2BE101J J 100 1 8W Carbon AB R1962 VRD RA2BE101J J 100 1 8W Carbon AB R1964 VRD RA2BE101J J 100 1 8W Carbon AB R1965 VRS CY1JF222J...

Page 42: ...Screw AA 36U S60 LX WZ0104GJFD X CRT Washer AC 32U S50 32U S60 LX WZ3006MEFD X CRT Washer AD 36U S60 LX WZ3013MEFD X CRT Washer AD 36U S60 QCNW 0135GJZZ X Connecting Cord EJ AH 32U S50 32U S60 QCNW 0136GJZZ X Connecting Cord S AG 32U S50 32U S60 QCNW 0148GJZZ X Connecting Cord S AG 36U S60 QCNW 0149GJZZ X Connecting Cord YBN AG 36U S60 QCNW 0161GJZZ X Connecting Cord GBN AG 36U S60 QCNW 0167GJZZ X...

Page 43: ...Packing Case 36U S60 SPAKP0110GJZZ Polyethylene Sheet 32U S50 32U S60 SPAKP0113GJZZ Polyethylene Sheet 36U S60 SPAKX0126GJZZ Buffer Material 32U S50 SPAKX0128GJZZ Buffer Material 32U S60 SPAKX0129GJZZ Buffer Material 36U S60 SSAKA0101GJZZ Polyethylene Bag 1 CCABA0161WEH1 X Front Cabinet Ass y BG 32U S60 1 CCABA0173WEH0 X Front Cabinet Ass y BG 36U S60 1 1 Not Available Front Cabinet 1 2 GCOVA0119G...

Page 44: ...ement 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 PACKING OF THE SET 51 ...

Page 45: ...M P SEMEX TQ1300 S Apr 2002 Printed in Japan MI KD COPYRIGHT 2002 BY SHARP CORPORATION ALL RIGHTS RESERVED 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 ...

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