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Sharp 32N-S500 Service Manual

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In the interests of user-safety (Required by safety regulations in some countries) the set should be restored to its
original condition and only parts identical to those specified should be used.
» ELECTRICAL SPECIFICATIONS ........................................................................................................... 1
» IMPORTANT SERVICE SAFETY PRECAUTION ................................................................................... 2
» LOCATION OF USER'S CONTROL ....................................................................................................... 4
» INSTALLATION AND SERVICE INSTRUCTIONS .................................................................................. 5
» CHASSIS LAYOUT ............................................................................................................................... 12
» BLOCK DIAGRAM ................................................................................................................................ 16
» SCHEMATIC DIAGRAMS ..................................................................................................................... 20
» PRINTED WIRING BOARD ASSEMBLIES .......................................................................................... 40
» REPLACEMENT PARTS LIST .............................................................................................................. 45
» PACKING OF THE SET ........................................................................................................................ 65
POWER INPUT ...................................................... 120V AC 60 Hz
POWER RATING .................................................................. 158W
PICTURE SIZE ........................................... 3,073cm
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
AUDIO POWER
OUTPUT RATING .................... 5W + 5W (at 10% distortion and

SHARP CORPORATION

SERVICE MANUAL

MODELS
CONTENTS
ELECTRICAL SPECIFICATIONS
SPEAKER
SIZE ............................................................... 12 x 6 cm (2 pcs.)
VOICE COIL IMPEDANCE .............................. 6 ohm at 400 Hz
2
(476sq inch)
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
(Nominal)
Specifications are subject to change without
prior notice.
Dual CH Operate)
This document has been published to be used for after
sales service only.
1
The contents are subject to change without notice.
COLOR TELEVISION
Chassis No. SN-93
32N-S500
32N-X2000
(EIA, Channel Plan U.S.A.)
32N-S500
32N-X2000
S60B432N-S500
Page

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  • Page 1: Table Of Contents

    32N-S500 32N-X2000 SERVICE MANUAL S60B432N-S500 COLOR TELEVISION Chassis No. SN-93 32N-S500 32N-X2000 MODELS In the interests of user-safety (Required by safety regulations in some countries) the set should be restored to its original condition and only parts identical to those specified should be used.

  • Page 2: Important Service Safety Precaution

    32N-S500 32N-X2000 IMPORTANT SERVICE SAFETY PRECAUTION Service work should be performed only by qualified service technicians who are thoroughly familiar with all safety checks and the servicing guidelines which follow: WARNING X-RADIATION AND HIGH VOLTAGE LIMITS 1. For continued safety, no modification of any circuit 1.

  • Page 3: Safety Notice

    32N-S500 32N-X2000 IMPORTANT SERVICE SAFETY PRECAUTION (Continued) • Connect the resistor connection to all exposed metal BEFORE RETURNING THE RECEIVER parts having a return to the chassis (antenna, metal (Fire & Shock Hazard) cabinet, screw heads, knobs and control shafts, escutcheon, etc.) and measure the AC voltage drop...

  • Page 4: Location Of User's Control

    32N-S500 32N-X2000 LOCATION OF USER'S CONTROL...

  • Page 5: Installation And Service Instructions

    32N-S500 32N-X2000 INSTALLATION AND SERVICE INSTRUCTIONS Note: (1) When performing any adjustments to resistor controls and transformers use non-metallic screwdrivers or TV alignment tools. (2) Before performing adjustments, the TV set must be on at least 15 minutes. HIGH VOLTAGE CHECK CIRCUIT PROTECTION The receiver is protected by a 5.0A fuse (F701),...
  • Page 6 32N-S500 32N-X2000 For adjustments of this model, the bus data is converted to various analog signals by the D/A converter circuit. Note: There are still a few analog adjustments in this series such as focus and master screen voltage. Follow the steps below whenever the service adjustment is required. See "Table-C" to determine, if serv- ice adjustments are required.
  • Page 7 PICTURE (SUB CONTRAST) 00~31 TINT 00~63 COLOR (SUB COLOR) 00~31 BRIGHT (BRIGHTNESS) 00~101 SHARP (SHARPNESS) 00~27 Must be set to "00" *32N-S500 Must be set to "5" V-POSITION 00~07 Must be set to "00" H-POSITION 00~31 R CUT-OFF 00~255 G CUT-OFF 00~255...
  • Page 8 32N-S500 32N-X2000 DATA SERVICE ADJUSTMENT CONTENTS ADJUSTMENT ITEM NUMBER RANGE INITIAL VALUE BRIGHT-C (BRIGHTNESS) 00~101 SHARP-C (SHARPNESS) 00~27 Must be set to "00" V-POSITION-C 00~07 Must be set to "00" H-POSITION-C 00~31 R CUT-OFF-C 00~255 G CUT-OFF-C 00~255 B CUT-OFF-C...

  • Page 9: Service Adjustment

    32N-S500 32N-X2000 SERVICE ADJUSTMENT Screen Adjustment Video-Tint Adjustment 1. Receive a good local channel. 1. Enter the service mode and select the service No. 2. Enter the service mode and select the service No. "S42". "S11" and set the data value to "00" to set the color 2.
  • Page 10 2. Enter the service mode and select the service No. signal. "S13". 2. Set to standard setting mode. 3. Adjust data value to "05" (32N-S500), "00" (32N- 3. Enter the service mode and select the service No. X2000) (center of data range). "S04".

  • Page 11: Mts Adjustment

    32N-S500 32N-X2000 Ë MTS ADJUSTMENT Ë P-IN-P ADJUSTMENT MTS Level Adjustment P-IN-P Y Level Adjustment 1. Feed the following monaural signal to pin (14) of 1. Receive a good local channel. 2. Enter the service mode and select the service No.

  • Page 12: Chassis Layout

    32N-S500 32N-X2000 MODEL 32N-S500 CHASSIS LAYOUT PWB-B PWB-F PWB-A PWB-C...
  • Page 13 32N-S500 32N-X2000 MODEL 32N-X2000 CHASSIS LAYOUT PWB-B PWB-F PWB-A PWB-C...

  • Page 14: Block Diagram

    32N-S500 32N-X2000 MODEL 32N-S500 BLOCK DIAGRAM...
  • Page 15 32N-S500 32N-X2000 MODEL 32N-X2000 BLOCK DIAGRAM...

  • Page 16: Schematic Diagrams

    32N-S500 32N-X2000 DESCRIPTION OF SCHEMATIC DIAGRAM WAVEFORM MEASUREMENT CONDITIONS: NOTES: 1. Photographs taken on a standard gated color bar 1. The unit of resistance "ohm" is omitted. (K=k Ω =1000 Ω , M=M Ω ) signal, the tint setting adjusted for proper color. The wave shapes at the red, green and blue cathodes of 2.
  • Page 17 32N-S500 32N-X2000 SCHEMATIC DIAGRAM: CONTROL Unit...
  • Page 18 32N-S500 32N-X2000 MODEL 32N-S500 SCHEMATIC DIAGRAM: CRT Unit...
  • Page 19 32N-S500 32N-X2000 MODEL 32N-X2000 SCHEMATIC DIAGRAM: CRT Unit...
  • Page 20 32N-S500 32N-X2000 MODEL 32N-S500 SCHEMATIC DIAGRAM: MAIN Unit-1/3...
  • Page 21 32N-S500 32N-X2000 MODEL 32N-S500 SCHEMATIC DIAGRAM: MAIN Unit-2/3...
  • Page 22 32N-S500 32N-X2000 MODEL 32N-S500 SCHEMATIC DIAGRAM: MAIN Unit-3/3...
  • Page 23 32N-S500 32N-X2000 MODEL 32N-X2000 SCHEMATIC DIAGRAM: MAIN Unit-1/3...
  • Page 24 32N-S500 32N-X2000 MODEL 32N-X2000 SCHEMATIC DIAGRAM: MAIN Unit-2/3...
  • Page 25 32N-S500 32N-X2000 MODEL 32N-X2000 SCHEMATIC DIAGRAM: MAIN Unit-3/3...
  • Page 26 32N-S500 32N-X2000 MODEL 32N-S500 SCHEMATIC DIAGRAM: POWER Unit...
  • Page 27 32N-S500 32N-X2000 MODEL 32N-X2000 SCHEMATIC DIAGRAM: POWER Unit...

  • Page 28: Printed Wiring Board Assemblies

    32N-S500 32N-X2000 PRINTED WIRING BOARD ASSEMBLIES PWB-A: Main Unit (Wiring Side)
  • Page 29 32N-S500 32N-X2000 PWB-A: Main Unit (Chip Parts Side)
  • Page 30 32N-S500 32N-X2000 PWB-B: CRT Unit (Wiring Side)
  • Page 31 32N-S500 32N-X2000 PWB-C: POWER Unit (Wiring Side)
  • Page 32 32N-S500 32N-X2000 PWB-F: Control Unit (Wiring Side)

  • Page 33: Replacement Parts List

    4. DESCRIPTION MSPRT0002MEZZ M Spring for CRT in USA: Contact your nearest SHARP Parts Distributor to order. For location of SHARP Parts Distributor, Please call Toll- Free; 1-800-BE-SHARP MARK: SPARE PARTS-DELIVERY SECTION ' MARK: X- RAY RELATED PARTS Ref. No.
  • Page 34 32N-S500 32N-X2000 Ref. No. Part No. Description Code Ref. No. Part No. Description Code DIODES PWB-A: DUNTK9833WEL2 (32N-S500) RH-EX0673GEZZ J Zener Diode, 32V MAIN UNIT RH-EX0673GEZZ J Zener Diode, 32V D361 VHD1SS119//-1 J Diode TUNER D362 VHD1SS119//-1 J Diode NOTE: THE PARTS HERES SHOWN ARE SUPPLIED...
  • Page 35 32N-S500 32N-X2000 Ref. No. Part No. Description Code Ref. No. Part No. Description Code PWB-A: DUNTK9833WEL2 (32N-S500) C1302 VCEA0A1HW105M J 1.0 C1303 VCEA0A1HW105M J 1.0 MAIN UNIT (Continued) C1304 VCQYTA1HM104K J 0.1 Mylar C1305 VCEA0A1HW105M J 1.0 L2002 VP-MK100K0000 J Peaking 10µH C1306 VCEA0A1HW105M J 1.0...
  • Page 36 32N-S500 32N-X2000 Ref. No. Part No. Description Code Ref. No. Part No. Description Code PWB-A: DUNTK9833WEL2 (32N-S500) C3001 VCE9GA1HW475M J 4.7 EL.(N.P) C3002 VCKYCY1HB562K J 5600p 50V Ceramic MAIN UNIT (Continued) C3003 VCQYTA1HM123K J 0.012 50V Mylar C3004 VCEA0A1HW105M J 1.0 C1742 VCEA0A1HW105M J 1.0...
  • Page 37 32N-S500 32N-X2000 Ref. No. Part No. Description Code Ref. No. Part No. Description Code PWB-A: DUNTK9833WEL2 (32N-S500) R617 VRS-CY1JF103J J 10k 1/16W M-Ox. R620 VRD-RA2BE153J J 15k 1/8W Carbon MAIN UNIT (Continued) R627 VRS-SV2HC101J J 100 1/2W M-Ox. R738 VRS-RG3LB123J J 12k 3.0W...
  • Page 38 32N-S500 32N-X2000 Ref. No. Part No. Description Code Ref. No. Part No. Description Code PWB-A: DUNTK9833WEL2 (32N-S500) R1832 VRS-CY1JF682J J 6.8k 1/16W M-Ox. R1833 VRS-CY1JF272J J 2.7k 1/16W M-Ox. MAIN UNIT (Continued) R1834 VRS-CY1JF682J J 6.8k 1/16W M-Ox. R1841 VRS-CY1JF153J J 15k 1/16W M-Ox.
  • Page 39 32N-S500 32N-X2000 Ref. No. Part No. Description Code Ref. No. Part No. Description Code PWB-A: DUNTK9833WEL2 PWB-A: DUNTK9833WEK8 (32N-S500) (32N-X2000) MAIN UNIT (Continued) MAIN UNIT TUNER R2071 VRS-CY1JF682J J 6.8k 1/16W M-Ox. R2073 VRS-CY1JF103J J 10k 1/16W M-Ox. NOTE: THE PARTS HERES SHOWN ARE SUPPLIED...
  • Page 40 32N-S500 32N-X2000 Ref. No. Part No. Description Code Ref. No. Part No. Description Code PWB-A: DUNTK9833WEK8 (32N-X2000) FILTERS CF501 RFiLA0034CEZZ J Filter MAIN UNIT (Continued) CF2001 RFiLC0121GEZZ J Filter Q1791 VS2SC1959Y/1E J 2SC1959Y COILS Q1813 VS2SD601AR/-1 J 2SD601AR L401 VP-XF4R7K0000 J Peaking 4.7µH...
  • Page 41 32N-S500 32N-X2000 Ref. No. Part No. Description Code Ref. No. Part No. Description Code PWB-A: DUNTK9833WEK8 (32N-X2000) C1407 VCKYCY1HF103Z J 0.01 Ceramic C1408 VCCCCY1HH181J J 180p 50V Ceramic MAIN UNIT (Continued) C1409 VCKYCY1HF103Z J 0.01 Ceramic C1410 VCKYCY1HF103Z J 0.01...
  • Page 42 32N-S500 32N-X2000 Ref. No. Part No. Description Code Ref. No. Part No. Description Code PWB-A: DUNTK9833WEK8 (32N-X2000) C3029 VCKYCY1HB682K J 6800p 50V Ceramic C3030 VCKYCY1HB682K J 6800p 50V Ceramic MAIN UNIT (Continued) C3031 VCKYCY1CB473K J 0.047 16V Ceramic C3032 VCKYCY1CB473K J 0.047 16V...
  • Page 43 32N-S500 32N-X2000 Ref. No. Part No. Description Code Ref. No. Part No. Description Code PWB-A: DUNTK9833WEK8 (32N-X2000) R456 VRD-RA2EE152J J 1.5k 1/4W Carbon R461 VRD-RA2BE182J J 1.8k 1/8W Carbon MAIN UNIT (Continued) R462 VRS-CY1JF393J J 39k 1/16W M-Ox. R463 VRS-CY1JF273J J 27k 1/16W M-Ox.
  • Page 44 32N-S500 32N-X2000 Ref. No. Part No. Description Code Ref. No. Part No. Description Code PWB-A: DUNTK9833WEK8 (32N-X2000) R1731 VRS-CY1JF223J J 22k 1/16W M-Ox. R1732 VRS-CY1JF681J J 680 1/16W M-Ox. MAIN UNIT (Continued) R1733 VRD-RA2BE471J J 470 1/8W Carbon R1734 VRS-CY1JF101J J 100 1/16W M-Ox.
  • Page 45 32N-S500 32N-X2000 Ref. No. Part No. Description Code Ref. No. Part No. Description Code PWB-A: DUNTK9833WEK8 (32N-X2000) R4013 VRS-CY1JF392J J 3.9k 1/16W M-Ox. R4014 VRS-CY1JF392J J 3.9k 1/16W M-Ox. MAIN UNIT (Continued) R4015 VRS-CY1JF102J J 1.0k 1/16W M-Ox. R4017 VRS-CY1JF102J J 1.0k 1/16W M-Ox.
  • Page 46 32N-S500 32N-X2000 Ref. No. Part No. Description Code Ref. No. Part No. Description Code PWB-B: DUNTKA119WEK4 PWB-B: DUNTKA119WEK2 (32N-S500) (32N-X2000) CRT UNIT CRT UNIT INTEGRATED CIRCUIT INTEGRATED CIRCUIT IC850 VHiTDA6103Q-1 J TDA6103Q/N3 IC850 VHiTDA6103Q-1 J TDA6103Q/N3 TRANSISTORS TRANSISTORS Q850 VS2SA1266-Y-1...
  • Page 47 32N-S500 32N-X2000 Ref. No. Part No. Description Code Ref. No. Part No. Description Code PWB-B: DUNTKA119WEK2 PWB-C: DUNTK9834WEL2 (32N-X2000) (32N-S500) CRT UNIT (Continued) POWER UNIT INTEGRATED CIRCUITS R873 VRD-RM2HD224J J 220k 1/2W Carbon R874 VRD-RM2HD184J J 180k 1/2W Carbon å...
  • Page 48 32N-S500 32N-X2000 Ref. No. Part No. Description Code Ref. No. Part No. Description Code PWB-C: DUNTK9834WEL2 (32N-S500) C706 RC-KZ0092GEZZ J 3300p AC250V Ceramic å POWER UNIT (Continued) RC-KZ0311CEZZ C707 VCFPPC3CA222H J 2200p 1600V M-Poly. L702 RCiLF0313CEZZ J Coil å C708...
  • Page 49 32N-S500 32N-X2000 Ref. No. Part No. Description Code Ref. No. Part No. Description Code PWB-C: DUNTK9834WEL2 PWB-C: DUNTK9834WEK8 (32N-S500) (32N-X2000) POWER UNIT (Continued) POWER UNIT INTEGRATED CIRCUITS R652 VRD-RA2EE333J J 33k 1/4W Carbon ' å R653 VRD-RA2EE562J J 5.6k 1/4W Carbon ' å...
  • Page 50 32N-S500 32N-X2000 Ref. No. Part No. Description Code Ref. No. Part No. Description Code PWB-C: DUNTK9834WEK8 (32N-X2000) C706 RC-KZ0092GEZZ J 3300p AC250V Ceramic å POWER UNIT (Continued) RC-KZ0311CEZZ C707 VCFPPC3CA222H J 2200p 1600V M-Poly. L702 RCiLF0313CEZZ J Coil å C708...

  • Page 51: Control Unit

    32N-S500 32N-X2000 Ref. No. Part No. Description Code Ref. No. Part No. Description Code PWB-C: DUNTK9834WEK8 PWB-F: DUNTK9514WEK4 (32N-X2000) POWER UNIT (Continued) CONTROL UNIT DIODES R652 VRD-RA2EE333J J 33k 1/4W Carbon ' å R653 VRD-RA2EE562J J 5.6k 1/4W Carbon ' å...

  • Page 52: Packing Parts

    Ref. No. Part No. Description Code PACKING PARTS MISCELLANEOUS PARTS (NOT REPLACEMENT ITEM) ACC701 QACCD3065CESA M AC Cord SPAKC0675MEZZ – Packing Case (32N-S500) — å QCNW-0187MEZZ M Connecting Cord SPAKC0668MEZZ – Packing Case — (32N-X2000) (32N-X2000) QCNW-0190MEZZ M Connecting Cord SPAKX0171MEZZ –...

  • Page 53: Packing Of The Set

    32N-S500 32N-X2000 Ref. No. Part No. Description Code Ref. No. Part No. Description Code PACKING OF THE SET Polyethylene Bag Operation Manual Infrared R/C unit Registration Card Batteries Polyethylene Sheet Buffer Material FRONT Packing Case Use 2 tape fix the packing case.
  • Page 54 Code Ref. No. Part No. Description Code COPYRIGHT © 2000 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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