Sharp 36F830 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 ................................................................................ 6

» SERVICE ADJUSTMENT ................................................................................................................... 11

» CHASSIS LAYOUT ............................................................................................................................. 14

» BLOCK DIAGRAM .............................................................................................................................. 15

» DESCRIPTION OF SCHEMATIC DIAGRAM & WAVEFORMS .......................................................... 16

» SCHEMATIC DIAGRAMS ................................................................................................................... 17

» PRINTED WIRING BOARD ASSEMBLIES ........................................................................................ 30

» REPLACEMENT PARTS LIST ............................................................................................................ 35

» PACKING OF THE SET ...................................................................................................................... 46

POWER INPUT ..................................................... 120V AC, 60 Hz

POWER RATING .................................................................. 170W

PICTURE SIZE .......................................... 3,905 cm

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 .............. 5.0W + 5.0W (at 10% distortion and

SHARP CORPORATION

SERVICE MANUAL

MODEL

CONTENTS

ELECTRICAL SPECIFICATIONS

SPEAKER

SIZE ........................................................ 12 x 6 cm oval (2 pcs.)

(605sq 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)

Dual CH Operate)

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.

COLOR TELEVISION

Chassis No. GB-3U

36F830

(EIA, Channel Plan U.S.A.)

36F830

S53B536F830//

Page

Table of Contents

Summary of Contents for Sharp 36F830

Page 1: Table Of Contents
36F830 SERVICE MANUAL S53B536F830// COLOR TELEVISION Chassis No. GB-3U 36F830 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
36F830 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
36F830 IMPORTANT SERVICE SAFETY PRECAUTION (Continued) BEFORE RETURNING THE RECEIVER • Connect the resistor connection to all exposed metal 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
36F830 LOCATION OF USER'S CONTROL Front Panel VIDEO/AUDIO IN 2 POWER TERMINALS POWER MENU – VOL Press → On. PULL-OPEN (INSIDE DOOR) Press again → Off. POWER MENU – VOL + REMOTE CONTROL CHANNEL UP/DOWN SENSOR ( ) Selects next higher channel.
Page 5: Basic Remote Control Functions
36F830 Basic Remote Control Functions Infrared Transmitter Window POWER Press → CATV/DVD-TV/VCR MODE buttons Press again → Off. Press TV/VCR Signals sent will be for → TV and VCR control. ANT-A/B Press CATV/DVD Signals sent will be → Press →...
Page 6: Installation And Service Instructions
36F830 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...
Page 7 36F830 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 8 0-63 (00h-3Fh) 50 (32h) ANT-A Input ANT-A BRIGHT 0-127 (00h-7Fh) 77 (4Dh) ANT-A Input AUTO FRESH 0-1 (00h-01h) 0 (00h) SHARP P F 0-1 (00h-01h) 1 (01h) CD MATRIX 0-3 (00h-03h) 2 (02h) B-Y ATT 0-1 (00h-01h) 0 (00h) R-Y ATT...
Page 9 36F830 DATA SERVICE NOTES FIXED VALUE ADJUSTMENT ITEM NUMBER (HEX) RANGE INITIAL VALUE AFC GAIN 0-3 (00h-03h) 2 (02h) V EHT 0-7 (00h-07h) 6 (06h) H EHT 0-7 (00h-07h) 6 (06h) EW CORNER 0-31 (00h-1Fh) 8 (08h) EW CORNER BOTTOM...
Page 10 36F830 DATA SERVICE NOTES FIXED VALUE ADJUSTMENT ITEM NUMBER (HEX) RANGE INITIAL VALUE BBE-L Effect 0-15 (00h-0Fh) 15 (0Fh) BBE-H Effect 0-15 (00h-0Fh) 15 (0Fh) AGC Level 0-7 (00h-07h) 1 (01h) BASS Offset 0-31 (00h-1Fh) 15 (0Fh) TREBLE Offset 0-31 (00h-1Fh)
Page 11: Service Adjustment
36F830 SERVICE ADJUSTMENT RF AGC Adjustment Sub-picture and Sub-Bright Adjustments 1. Receive a good local channel. 1. Receive the window pattern signal. 2. Enter the service mode and select the service • RF INPUT (TU51) adjustment "R01". 2. Get into service adjustment data "V01" and "V05" and 3.
Page 12 36F830 Focus Adjustment Horizontal-Size Adjustment 1. Receive a good local channel. 1. Receive a good local channel. 2. Adjust the FOCUS VR of the flyback transformer to (SCREEN FORMAT 4:3) make the image as fine as possible. 2. Enter the service mode and select the service adjustment "D04"...
Page 13: Mts Adjustment
36F830 Ë MTS ADJUSTMENT Ë P-IN-P ADJUSTMENT MTS Level Adjustment P-IN-P Y-LEVEL Adjustment 1. Set the sound volume above 1. 1. Receive a good local channel. Monoral signal: 400Hz, 100% modulation 2. Enter the service mode and select the service adjustment "P01".
Page 14: Chassis Layout
36F830 CHASSIS LAYOUT...
Page 15: Block Diagram
36F830 BLOCK DIAGRAM...
Page 16: Description Of Schematic Diagram & Waveforms
36F830 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. signal, the tint setting adjusted for proper color. The (K=k Ω =1000 Ω , M=M Ω ) wave shapes at the red, green and blue cathodes of 2.
Page 17: Schematic Diagrams
36F830 SCHEMATIC DIAGRAM: CRT Unit VB90AJZ90X+1E VB90AJZ90X+1E...
Page 18 36F830 SCHEMATIC DIAGRAM: MAIN-1 Unit...
Page 19 36F830...
Page 20 36F830 SCHEMATIC DIAGRAM: MAIN-2 Unit...
Page 21 36F830...
Page 22 36F830 SCHEMATIC DIAGRAM: 3-LINE Y/C Unit...
Page 23 36F830...
Page 24 36F830 SCHEMATIC DIAGRAM: DF MODULE Unit...
Page 25 36F830...
Page 26 36F830 SCHEMATIC DIAGRAM: P-IN-P Unit...
Page 27 36F830...
Page 28 36F830 SCHEMATIC DIAGRAM: 2-TUNER Unit...
Page 29 36F830 SCHEMATIC DIAGRAM: AUDIO Unit...
Page 30: Printed Wiring Board Assemblies
36F830 PRINTED WIRING BOARD ASSEMBLIES PWB-A: MAIN Unit (Components Side)
Page 31 36F830 PWB-A: MAIN Unit (Chip Parts Side)
Page 32 36F830 PWB-B: CRT Unit (Wiring Side) PWB-C: 3-LINE Y/C Unit (Wiring Side) PWB-C: 3-LINE Y/C Unit (Chip Parts Side)
Page 33 36F830 PWB-E: 2-TUNER Unit (Wiring Side) PWB-H: DF MODULE Unit (Wiring Side)
Page 34 36F830 PWB-R: P-IN-P Unit (Wiring Side) PWB-R: P-IN-P Unit (Chip Parts Side) PWB-S: AUDIO Unit (Wiring Side) PWB-S: AUDIO Unit (Chip Parts Side)
Page 35: Replacement Parts List
3. PART NO. 4. DESCRIPTION IC751 VHiPQ09RD11-1 X PQ09RD11 IC900 VHiCXA2089Q-2Y X CXA2089Q-6T in USA: Contact your nearest SHARP Parts Distributor to order. For IC1403 VHiPQ05RD11-1 X PQ05RD11 location of SHARP Parts Distributor, Please call Toll-Free; 1- IC2001 RH-iXA418WJZZQ X TMP88CS38BFG 800-BE-SHARP...
Page 36 36F830 ★ ★ Ref. No. Part No. Description Code Ref. No. Part No. Description Code CAPACITORS PWB-A: DUNTKB567WEX1 VCEA0A1HW105M+X 1 Electrolytic MAIN UNIT (Continued) VCEA0A1HW475M+X 4.7 Electrolytic VCEA0A0JW108M+ X 1000 6.3V Electrolytic ∗ D502 VHD1SS119//-1 X 1SS119 VCKYCY1HF103Z ∗ X 0.01 Ceramic ∗...
Page 37 36F830 ★ ★ Ref. No. Part No. Description Code Ref. No. Part No. Description Code C902 VCKYCY1HB103K ∗ X 0.01 Ceramic PWB-A: DUNTKB567WEX1 C903 VCKYCY1HB681K ∗ X 680p 50V Ceramic MAIN UNIT (Continued) C904 VCEA0A1HW105M+X 1 Electrolytic C905 VCEA0A1HW105M+X 1...
Page 38 36F830 ★ ★ Ref. No. Part No. Description Code Ref. No. Part No. Description Code R441 VRS-CY1JF472J ∗ X 4.7k 1/16W Metal Oxide PWB-A: DUNTKB567WEX1 R442 VRS-CY1JF101J ∗ X 100 1/16W Metal Oxide MAIN UNIT (Continued) R444 VRS-CY1JF332J ∗ X 3.3k 1/16W Metal Oxide...
Page 39 36F830 ★ ★ Ref. No. Part No. Description Code Ref. No. Part No. Description Code R925 VRS-CY1JF473J ∗ X 47k 1/16W Metal Oxide PWB-A: DUNTKB567WEX1 R927 VRS-CY1JF750J ∗ X 75 1/16W Metal Oxide MAIN UNIT (Continued) R929 VRS-CY1JF473J ∗ X 47k 1/16W Metal Oxide...
Page 40: Crt Unit
36F830 ★ ★ Ref. No. Part No. Description Code Ref. No. Part No. Description Code P361 QPLGN0461CEZZA X Plug, 4Pin(S1-4) PWB-A: DUNTKB567WEX1 P401 QPLGN0861CEZZA X Plug, 8Pin(CJ) MAIN UNIT (Continued) P601 QPLGN0161FJZZ X Plug, 6Pin(K1-6) P602 QPLGN0761CEZZA X Plug, 7Pin(XA) ∗...
Page 41 36F830 ★ ★ Ref. No. Part No. Description Code Ref. No. Part No. Description Code Q1404 VS2SD601AR/-1 ∗ X 2SD601AR PWB-B: DUNTKA527WEV9 Q1406 VS2SB709AR/-1 ∗ X 2SB709AR CRT UNIT (Continued) Q1407 VS2SD601AR/-1 ∗ X 2SD601AR Q1408 VS2SB709AR/-1 ∗ X 2SB709AR...
Page 42 36F830 ★ ★ Ref. No. Part No. Description Code Ref. No. Part No. Description Code PWB-C: DUNTKB537WEV0 PWB-H: DUNTKB569WEV0 3-LINE Y/C UNIT (Continued) DF MODULE UNIT ∗ R1434 VRS-CY1JF331J X 330 1/16W Metal Oxide INTEGRATED CIRCUIT ∗ R1435 VRS-CY1JF102J X 1k...
Page 43 36F830 ★ ★ Ref. No. Part No. Description Code Ref. No. Part No. Description Code C1846 VCCCCY1HH151J ∗ X 150p 50V Ceramic PWB-H: DUNTKB569WEV0 C1847 VCKYCY1HB103K ∗ X 0.01 Ceramic DF MODULE UNIT (Continued) C1848 VCKYCY1CB104K ∗ X 0.1 Ceramic...
Page 44: Miscellaneous Parts
36F830 ★ ★ Ref. No. Part No. Description Code Ref. No. Part No. Description Code PWB-R: DUNTKA533WEA3 MISCELLANEOUS PARTS P-IN-P UNIT (Continued) SLD1801 PSLDM0012MEFW X Shield VSP1206PB648A X Speaker (R) VSP1206PB648A X Speaker (L) QCNW-0190MEZZ X Connecting Cord QCNW-A689WJZZ X Connecting Cord...
Page 45: Cabinet Parts
Ref. No. Part No. Description Code CABINET PARTS CCABAA339WEH0 X Front Cabinet Ass’y ———————— - Front Cabinet — HBDGB3141CESA X SHARP Badge HDECQA010WJSA X RC Cover JBTN-A005WJKA X Control Button GDORFA001WJKB X Door HiNDPA433WJSA X Indication Plate JBTN-A004WJKA X Power Button...
Page 46: Packing Of The Set
36F830 PACKING OF THE SET ★ Polyethylene Bag Operation Manual Infrared R/C Unit ★ Batteries ★ Polyethylene Sheet ★Buffer Material FRONT ★ Packing Case Use tape to fix the top side of packing case. REAR Use 12 staples to fix the bottom side of packing case.
Page 47 36F830...
Page 48 36F830 COPYRIGHT © 2003 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.

Sharp 36F830 Service Manual

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SHARP CORPORATION

SERVICE MANUAL

ELECTRICAL SPECIFICATIONS

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Summary of Contents for Sharp 36F830

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