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Sharp 32R-S60 Service Manual

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Download this manual See also: Operating Manual
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
» SERVICE ADJUSTMENT .....................................................................................................................9
» CHASSIS LAYOUT ............................................................................................................................. 12
» BLOCK DIAGRAM .............................................................................................................................. 13
» SCHEMATIC DIAGRAMS ................................................................................................................... 14
» PRINTED WIRING BOARD ASSEMBLIES ........................................................................................ 23
» REPLACEMENT PARTS LIST ............................................................................................................ 27
» PACKING OF THE SET ...................................................................................................................... 36
POWER INPUT ..................................................... 120V AC 60 Hz
POWER RATING .................................................................. 152W
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 .............. 3.0W + 3.0W (at 10% distortion and

SHARP CORPORATION

SERVICE MANUAL

MODEL
CONTENTS
ELECTRICAL SPECIFICATIONS
SPEAKER
SIZE ................................................. 12 cm × 6 cm Oval (2 pcs.)
2
(476sq inch)
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
(Nominal)
Specifications are subject to change without
Dual CH Operate)
prior notice.
This document has been published to be used for after
sales service only.
The contents are subject to change without notice.
1
COLOR TELEVISION
Chassis No. MS-B
32R-S60
(EIA, Channel Plan U.S.A.)
32R-S60
S81Z732R-S60/
Page

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Summary of Contents for Sharp 32R-S60

  • Page 1: Table Of Contents

    32R-S60 SERVICE MANUAL S81Z732R-S60/ COLOR TELEVISION Chassis No. MS-B 32R-S60 MODEL 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

    32R-S60 IMPORTANT SERVICE SAFETY PRECAUTION Ë 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

    32R-S60 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 Before returning the receiver to the user, perform across the resistor.

  • Page 4: Location Of User's Control

    32R-S60 LOCATION OF USER'S CONTROL Front Panel IN 2 VIDEO/AUDIO TERMINALS POWER Press → On. Press again → Off. SENSOR AREA FOR REMOTE CONTROL CHANNEL UP/DOWN – MENU MENU ( ' ) Selects next higher channel. VOLUME UP/DOWN Press → Accesses MAIN ( "...

  • Page 5: Installation And Service Instructions

    32R-S60 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 4.0A fuse (F701),...
  • Page 6 32R-S60 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-B" to determine, if serv- ice adjustments are required.
  • Page 7 32R-S60 DATA SERVICE ADJUSTMENT ITEM ADJUSTMENT CONTENTS NUMBER INITIAL VALUE RANGE PICTURE 0-15(00h-0Fh) TINT 0-127(00h-7Fh) COLOR 0-127(00h-7Fh) SUB-COLOR 0-31(00h-1Fh) Must be set to "10" BRIGHT 0-127(00h-7Fh) R CUT-OFF 64-255(40h-FFh) G CUT-OFF 64-255(40h-FFh) B CUT-OFF 64-255(40h-FFh) G DRIVE 0-127(00h-7Fh) B DRIVE...
  • Page 8 32R-S60 DATA SERVICE ADJUSTMENT ITEM ADJUSTMENT CONTENTS NUMBER INITIAL VALUE RANGE FAO VOLUME 0-50(00h-32h) Must be set to "24" CC-POSITION 0-127(00h-7Fh) 0-255(00h-FFh) Must be set to "7A" A-ATT 0-127 OPTION1 0-255(00h-FFh) Must be set to "B0" OPTION2 0-7(00h-07h) Must be set to "31"...

  • Page 9: Service Adjustment

    32R-S60 SERVICE ADJUSTMENT VCO Adjustment White Balance Adjustment 1. Connect a digital voltmeter between pin (55) of IC201 1. Receive a good local channel. and ground. 2. Enter the service mode and select the service 2. Receive a good local channel.
  • Page 10 32R-S60 Vertical-Size and Linearity Adjustments Horizontal-Size Adjustment 1. Receive a good local channel. 1. Receive a good local channel. 2. Enter the service mode and select the service 2. Enter the service mode and select the service adjustment "D03" for V-size.

  • Page 11: Mts Adjustment

    32R-S60 Ë MTS ADJUSTMENT MTS Level Adjustment 1. Receive the following composite signal. Monaural signal: 400Hz, 100% modulation 2. Connect the rms voltmeter to pin (39) of IC3001. 3. Enter the service mode and select the service adjustment "M01" and set to "09".

  • Page 12: Chassis Layout

    32R-S60 CHASSIS LAYOUT...

  • Page 13: Block Diagram

    32R-S60 BLOCK DIAGRAM...

  • Page 14: Schematic Diagrams

    32R-S60 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 15 32R-S60 SCHEMATIC DIAGRAM: MTS MODULE Unit...
  • Page 16 SCHEMATIC DIAGRAM: MAIN-1 Unit 16~17...
  • Page 17 SCHEMATIC DIAGRAM: MAIN-2 Unit 18~19...
  • Page 18 SCHEMATIC DIAGRAM: AV Unit 20~21...
  • Page 19 32R-S60 SCHEMATIC DIAGRAM: CRT Unit...

  • Page 20: Printed Wiring Board Assemblies

    32R-S60 PRINTED WIRING BOARD ASSEMBLIES PWB-B: CRT Unit (Wiring Side) PWB-S: MTS MODULE Unit (Wiring Side)
  • Page 21 32R-S60 PWB-A: MAIN Unit (Wiring Side)
  • Page 22 32R-S60 PWB-A: MAIN Unit (Chip Parts Side)
  • Page 23 32R-S60 PWB-C: AV Unit (Wiring Side) PWB-C: AV Unit (Chip Parts Side)

  • Page 24: Replacement Parts List

    X STV8164-AS IC2001 RH-iX3515CEN2 X TMPA8700CPF-3F IC2040 VHiKiA7045A-1 J KIA7045AP in USA: Contact your nearest SHARP Parts Distributor to order. For location of SHARP Parts Distributor, Please call Toll- VHiKiA7045P-1 Free; 1-800-BE-SHARP IC2101 VHiM24C16B/-1 J M24C16-BN6 TRANSISTORS #MARK: SPARE PARTS-DELIVERY SECTION...
  • Page 25 32R-S60 Ref. No. Part No. Description Code Ref. No. Part No. Description Code PWB-A: DUNTKA526WEC0 L201 VP-XF1R2K0000 J Peaking 1.2µH L203 VP-DF100K0000 J Peaking 10µH MAIN UNIT L401 VP-XF100K0000 J Peaking 10µH L642 RCiLZ1027CEZZ X Coil VS2PC1623L61E RCiLZ0798CEZZ Q2002 VS2SA1266-Y-1...
  • Page 26 32R-S60 Ref. No. Part No. Description Code Ref. No. Part No. Description Code PWB-A: DUNTKA526WEC0 C731 RC-EZ0385CEZZ J 1000 16V C732 VCKYPA2HB102K J 1000p 500V Ceramic MAIN UNIT C735 VCEA0A1CW106M J 10 C736 VCEA0A1CW106M J 10 C434 VCEA0A1HW105M J 1.0...
  • Page 27 32R-S60 Ref. No. Part No. Description Code Ref. No. Part No. Description Code PWB-A: DUNTKA526WEC0 R364 VRS-CY1JF561J J 560 1/16W M-Ox. R365 VRS-CY1JF561J J 560 1/16W M-Ox. MAIN UNIT R367 VRN-RL3DBR56J X 0.56 2W M-Film R368 VRD-RA2BE222J J 2.2k 1/8W...
  • Page 28 32R-S60 Ref. No. Part No. Description Code Ref. No. Part No. Description Code PWB-A: DUNTKA526WEC0 R962 VRS-CY1JF221J J 220 1/16W M-Ox. R969 VRS-CY1JF221J J 220 1/16W M-Ox. MAIN UNIT R989 VRS-CY1JF750J J 75 1/16W M-Ox. R991 VRS-CY1JF102J J 1.0k 1/16W M-Ox.

  • Page 29: Crt Unit

    32R-S60 Ref. No. Part No. Description Code Ref. No. Part No. Description Code PWB-A: DUNTKA526WEC0 PWB-B: DUNTKA527WEA8 MAIN UNIT CRT UNIT QSW-K0202PEZZ INTEGRATED CIRCUITS S2503 QSW-K0003AJZZ J VOL-DOWN IC850 VHiTDA6103Q-1 J TDA6103Q/N3 å QSW-K0079GEZZ TRANSISTORS Q850 VS2SA1266-Y-1 J A1266-Y QSW-K0202PEZZ...
  • Page 30 32R-S60 Ref. No. Part No. Description Code Ref. No. Part No. Description Code PWB-C: DUNTKA528WEA6 C1903 VCKYCY1HB681K J 680p 50V Ceramic C1904 VCEA0A1HW105M J 1.0 AV UNIT C1905 VCEA0A1HW105M J 1.0 C1906 VCKYCY1HB681K J 680p 50V Ceramic C1907 VCEA0A1HW105M J 1.0 INTEGRATED CIRCUITS C1908 VCKYCY1HB103K J 0.01...
  • Page 31 32R-S60 Ref. No. Part No. Description Code Ref. No. Part No. Description Code PWB-S: DUNTKA070WEV3 PWB-C: DUNTKA528WEA6 MTS UNIT AV UNIT (Continued) INTEGRATED CIRCUIT R1955 VRD-RA2BE221J J 220 1/8W Carbon R1956 VRS-CY1JF222J J 2.2k 1/16W M-Ox. IC3001 VHiCXA2074Q-1 J CXA2074Q...

  • Page 32: Miscellaneous Parts

    – Front Cabinet — VSP1206PB598A X Speaker (R), 8 ohm GCOVA0119GJKA X R/C Cover QCNW-0136GJZZ X Connecting Cord(S) HBDGB1009MESA X Badge, " SHARP " QCNW-A081GJZZ X Connecting Cord(YBN) JBTN-0119GJKA X Button, Power QCNW-A082GJZZ X Connecting Cord(GBN) JBTN-0120GJKA X Button, Menu, Vol-up/down, AF...

  • Page 33: Packing Of The Set

    32R-S60 PACKING OF THE SET # Polyethylene Bag Operation Manual Infrared R/C Unit Batteries # Polyethylene Sheet #Buffer Material FRONT # Packing Case # Packing Case Label Use tape to fix the top side of packing case. REAR # Packing Case Label...

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