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Sharp 19R-M100 Service Manual

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POWE R
VOL
CH
VIDEO
IN
AUDIO
MENU
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 ............................................................................................................................. 11
» BLOCK DIAGRAM .............................................................................................................................. 12
» SCHEMATIC DIAGRAMS ................................................................................................................... 13
» PRINTED WIRING BOARD ASSEMBLIES ........................................................................................ 18
» REPLACEMENT PARTS LIST ............................................................................................................ 21
» PACKING OF THE SET ...................................................................................................................... 27
POWER INPUT .................................................... AC 120 V, 60 Hz
POWER RATING ................................................................... 69 W
PICTURE SIZE ........................................... 1,194cm
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 ..................................................... 1 W (RMS)

SHARP CORPORATION

1st. Edition

SERVICE MANUAL

MODEL
CONTENTS
ELECTRICAL SPECIFICATIONS
SPEAKER
SIZE ...................................................................... 8 cm (Round)
2
(185sq inch)
VOICE COIL IMPEDANCE ............................ 32 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
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. SN-010
19R-M100
(EIA, Channel Plan U.S.A.)
19R-M100
S11O219R-M100
( SREC )
Page

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  • Page 1: Table Of Contents

    19R-M100 1st. Edition SERVICE MANUAL S11O219R-M100 COLOR TELEVISION Chassis No. SN-010 POWE R VIDEO AUDIO MENU 19R-M100 ( SREC ) 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

    19R-M100 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

    19R-M100 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 and etc.) and measure the AC voltage Before returning the receiver to the user, perform drop across the resistor.

  • Page 4: Location Of User's Control

    19R-M100 LOCATION OF USER'S CONTROL Front Panel POWER – VIDEO IN AUDIO MENU VIDEO IN AUDIO IN TERMINALS SENSOR AREA FOR POWER REMOTE CONTROL MENU POWER Press → On. CHANNEL UP/DOWN Press again → Off. VOLUME UP/DOWN (') Selects next higher channel.

  • Page 5: Installation And Service Instructions

    19R-M100 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 19R-M100 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 adjusment is required.
  • Page 7 19R-M100 Below are the adjustments ranges and initial values for FIX VALUE category. FIX VALUE DATA SERVICE ADJUST ITEM INITIAL VALUE (Hex) POSITION RANGE OPTION 1 00-FF OPTION 2 00-FF E-SAVE 00-3F TUNER SETUP 00, 01 R-TONE RD 00-7F R-TONE BD...
  • Page 8 19R-M100 Holding down both the Vol-up/Ch-down buttons on the TV set at service mode for more than 2 seconds will automatically write the above initial values into IC2102 (IC2101). ADJUSTMENT PART REPLACED NOTES NECESSARY UNNECESSARY IC2001 Data is stored in IC2102 (IC2101).

  • Page 9: Service Adjustment

    19R-M100 Ë SERVICE ADJUSTMENT RF AGC Adjustment White Balance Adjustment 1. Receive a good local channel. 1. Receive a good local channel. 2. Enter the service mode signal category and select 2. Select the service adjustment "S12" and set the data the service adjustment "S01".
  • Page 10 19R-M100 Vertical-Size, V-Linearity and V-S Correction Adjustments 1. Receive a good local channel. 2. Enter the service mode DEF category and select the adjustment "D02" for Vertical Size, "D05" for V- Linearity and "D06" for V-S Correction Adjustment. 3. Set in order "D05" for V-Linearity, "D06" for V-S Correction and set the data to get the best linearity.

  • Page 11: Chassis Layout

    19R-M100 CHASSIS LAYOUT Ë MINI NECK Ë NORMAL NECK...

  • Page 12: Block Diagram

    19R-M100 BLOCK DIAGRAM...

  • Page 13: Schematic Diagrams

    19R-M100 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 14 MODEL 19R-M100 SCHEMATIC DIAGRAM: MAIN Unit (MINI NECK / NORMAL NECK 14~15...
  • Page 15 19R-M100 MODEL 19R-M100 SCHEMATIC DIAGRAM: CRT Unit (MINI NECK)
  • Page 16 19R-M100 MODEL 19R-M100 SCHEMATIC DIAGRAM: CRT Unit (NORMAL NECK)

  • Page 17: Printed Wiring Board Assemblies

    19R-M100 PRINTED WIRING BOARD ASSEMBLIES PWB-A: MAIN Unit (Wiring Side)
  • Page 18 19R-M100 ❊❈❇✸ ◗✶✹✴✻ ◗I✶✽ ◗I✶✻ ◗✽✴✶ ◗✽✶✹ ◗I✶✼ ◗✽✶✸ ◗✶✴✺✹ ❇✶✴✺✵ ◗✶✴✸✹ ❊❈❇✺ P✶✴✺✴ ◗✶✴✸✻ ◗✶✴✸✽ ◗✽✴✹ ◗✶✴✺✶ ◗I✵✸ ◗✽✴✺ ❇✶✴✺✴ P✶✶✴✵ ◗✶✴✺✺ ◗✷✹✻ ◗✶✴✺✻ ◗✶✴✸✴ ◗✶✴✺✼ ❇✶✴✶✺ P✶✶✵✵ ◗I✵✷ ◗✶✴✻✴ ◗✶✴✷✷ ❇✶✶✴✶ ◗✶✴✶✼ ❍❇✶✴✴✵ ◗✸✶✹ ❇✶✶✴✷ ❇✶✴✶✹ ◗✶✴✴✽ ◗✸✵✹...
  • Page 19 19R-M100 PWB-B: CRT Unit (Wiring Side) PWB-B: CRT Unit (Chip Parts Side)

  • Page 20: Replacement Parts List

    ASSEMBLY BUT NOT INDEPENDENTLY. in USA: Contact your nearest SHARP Parts Distributor to order. TU51 VTUVTST5UF740 X Vhf Tuner å For location of SHARP Parts Distributor, Please call Toll- Free; 1-800-BE-SHARP VTUENV56D82-1 INTEGRATED CIRCUITS MARK : SPARE PARTS-DELIVERY SECTION ' å IC201 RH-iX3354CEN1...
  • Page 21 19R-M100 Ref. No. Part No. Description Code Ref. No. Part No. Description Code PWB-A: DUNTKA358WEY5 (MINI NECK) D752 RH-DX0441CEZZY J Diode PWB-A: DUNTKA358WEY6 (NORMAL NECK) D753 RH-DX0441CEZZY J Diode MAIN UNIT (Continued) RH-DX0110CEZZ Q2201 VS2PD601AR/-1Y J 2PD601AR å D757 RH-DX0048GEZZY...
  • Page 22 19R-M100 Ref. No. Part No. Description Code Ref. No. Part No. Description Code PWB-A: DUNTKA358WEY5 (MINI NECK) C730 VCEA0A1CW108M J 1000 16V å PWB-A: DUNTKA358WEY6 (NORMAL NECK) C731 VCEA0A1EW227M+ J 220 å C732 VCKYPA1HF103Z+ J 0.01 Ceramic MAIN UNIT (Continued)
  • Page 23 19R-M100 Ref. No. Part No. Description Code Ref. No. Part No. Description Code PWB-A: DUNTKA358WEY5 (MINI NECK) PWB-A: DUNTKA358WEY6 (NORMAL NECK) RR-HZ0048CEZZ MAIN UNIT (Continued) RR-UB2HG395K R301 VRS-CY1JF102JY J 1.0k 1/16W M-Ox. å R703 VRW-KP3HC1R8K J 1.8 Cement R302 VRS-CY1JF152JY J 1.5k 1/16W M-Ox.
  • Page 24 19R-M100 Ref. No. Part No. Description Code Ref. No. Part No. Description Code PWB-A: DUNTKA358WEY5 (MINI NECK) P751 QPLGN0461CEZZ J Plug, 4-pin(YBN) PWB-A: DUNTKA358WEY6 (NORMAL NECK) P2001 QPLGN0561CEZZ J Plug, 5-pin(TP2001-5) RMC2601 RRMCU0222CEZZ J R/C Receiver MAIN UNIT (Continued) JA409 RBLN-0047CEZZY...

  • Page 25: Miscellaneous Parts

    — R867 VRS-CY1JF470JY J 47 1/16W M-Ox. GCOVAA107WJSA X Cover for R/C R868 VRS-CY1JF181JY J 180 1/16W M-Ox. HBDGB0019PESB R Badge, "SHARP" R869 VRS-CY1JF121JY J 120 1/16W M-Ox. JBTN-A042WJKA X Button(Power, Vol-up/down, R873 VRS-VV3AB123J J 12k 1W M-Ox. å CH-up/down)

  • Page 26: Packing Of The Set

    19R-M100 Ref. No. Part No. Description Code Ref. No. Part No. Description Code PACKING OF THE SET Polyethylene Bag Operation Manual Infrared R/C Unit Batteries Wrapping Paper Buffer Material FRONT Packing Case Use tape to fix the top side of packing case.
  • Page 27 Code Ref. No. Part No. Description Code 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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