Sharp 27F830 Manual de Serviço

27F830SHARP CORPORATIONThis document has been published to be used for aftersales service only.The contents are subject to change without notice.In th

1027F830B-AMP Base waveform in step(TP47B)LEVELSERVICE ADJUSTMENTRF AGC Adjustment1. Receive a good local channel.2. Enter the service mode and select

1127F830DISPLAY OF TEXT BOXTEXT BOXAB| A-B | / 2SPEC INSPECTION:| A-B | / 2 <= 5mmFocus Adjustment1. Receive a good local channel.2. Adjust the FOC

1227F830ËP-IN-P ADJUSTMENTËMTS ADJUSTMENTMTS Level Adjustment1. Set the sound volume above 1.Monoral signal: 400Hz, 100% modulation2. Confirm "E

1327F830654321ABCDEFGHCHASSIS LAYOUT

1427F830654321ABCDEFGHBLOCK DIAGRAM

1527F830DESCRIPTION OF SCHEMATIC DIAGRAMNOTES:1. The unit of resistance "ohm" is omitted.(K=kΩ=1000Ω, M=MΩ)2. All resistors are 1/16 watt

1627F830WAVEFORMS11.0 Vp-p 22.1 Vp-p 3 1.0Vp-p 40.75 Vp-p 55.0 Vp-p65.0 Vp-p 70.85 Vp-p 812.5 Vp-p 932 Vp-p 056 Vp-pq2.0 Vp-p w0.8 Vp-p e160

1727F830654321ABCDEFGHSCHEMATIC DIAGRAM: CRT Unit

1827F83087109654321AB CDEFGHSCHEMATIC DIAGRAM: MAIN-1 Unit

1927F8301716 1918151413121110

227F830IMPORTANT SERVICE SAFETY PRECAUTIONËService work should be performed only by qualified service technicians who arethoroughly familiar with all

2027F83087109654321AB CDEFGHSCHEMATIC DIAGRAM: MAIN-2 Unit

2127F8301716 1918151413121110

2227F83087109654321AB CDEFGHSCHEMATIC DIAGRAM: 3 LINE Y/C Unit

2327F8301716 1918151413121110

2427F83087109654321AB CDEFGHSCHEMATIC DIAGRAM: P-IN-P Unit

2527F8301716 1918151413121110

2627F830654321ABCDEFGHSCHEMATIC DIAGRAM: 2-TUNER Unit

2727F830654321ABCDEFGHSCHEMATIC DIAGRAM: AUDIO Unit

2827F830654321ABCDEFGHPWB-A: MAIN Unit (Components Side)PRINTED WIRING BOARD ASSEMBLIES

2927F830654321ABCDEFGHPWB-A: MAIN Unit (Chip Parts Side)

327F830SAFETY NOTICEMany electrical and mechanical parts in televisionreceivers have special safety-related characteristics.These characteristics are

3027F830654321ABCDEFGHPWB-C: 3 LINE Y/C Unit (Wiring Side)PWB-B: CRT Unit (Wiring Side)PWB-C: 3 LINE Y/C Unit (Chip Parts Side)

3127F830654321ABCDEFGHPWB-E: 2-TUNER Unit (Wiring Side)PWB-S: AUDIO Unit (Wiring Side)PWB-S: AUDIO Unit (Chip Parts Side)

3227F830654321ABCDEFGHPWB-R: P-IN-P Unit (Wiring Side)PWB-R: P-IN-P Unit (Chip Parts Side)

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code3327F830PICTURE TUBE★ MARK: SPARE PARTS-DELIVERY SECTION' MARK: X-RA

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code3427F830PWB-A: DUNTKB567WEV5MAIN UNIT (Continued)D413 RH-EX0614GEZZ∗ X Zener

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code3527F830PWB-A: DUNTKB567WEV5MAIN UNIT (Continued)C509 VCKYCY1HB822K∗ X 8200p

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code3627F830PWB-A: DUNTKB567WEV5MAIN UNIT (Continued)C3017 VCEACA1CC106K+ X 10 16

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code3727F830PWB-A: DUNTKB567WEV5MAIN UNIT (Continued)R518 VRS-CY1JF102J∗ X 1k 1/1

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code3827F830PWB-A: DUNTKB567WEV5MAIN UNIT (Continued)R966 VRS-CY1JF102J∗ X 1k 1/1

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code3927F830å R1529 VRS-VV3DB221J X 220 2W Metal Oxide ABR1530 VRD-RA2BE122J∗ X 1

427F830LOCATION OF USER'S CONTROLFront PanelPOWERPress → On.Press again → Off.CHANNEL UP/DOWN(') Selects next higherchannel.(") Selects

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code4027F830C1455 VCKYCY1HF103Z∗ X 0.01 50V Ceramic AAC1456 VCKYCY1CF104Z∗ X 0.1

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code4127F830C1801 VCKYCY1CB104K∗ X 0.1 16V Ceramic AAC1802 VCKYCY1HB103K∗ X 0.01

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code4227F830MISCELLANEOUS PARTSSP1 VSP1206PB708A X Speaker (L) AHSP2 VSP1206PB708

4327F830PACKING OF THE SET★ Packing Case★ MARK : Not replacement items.FRONT★Buffer Material★ Polyethylene Sheet★ Polyethylene BagOperation ManualInfr

27F830COPYRIGHT © 2003 BY SHARP CORPORATIONALL RIGHTS RESERVED.No part of this publication may be reproduced,stored in a retrieval system, or transmit

527F830CIRCUIT PROTECTIONThe receiver is protected by a 4.0A fuse (F701),mounted on PWB-A, wired into one side of the ACline input.X-RADIATION PROTECT

627F830Figure A.V012CHANNELSERVICE ADJUSTMENT NUMBERDATA NUMBERFor adjustments of this model, the bus data is converted to various analog signals by t

727F830SERVICE NUMBERDATAADJUSTMENT ITEMINITIAL VALUENOTES FIXED VALUE(HEX)V01 PICTURE 0-15 (00h-0Fh) 8 (08h)V02 TINT 0-127 (00h-7Fh) 66 (42h)V03 COLO

827F830D10 AFC GAIN 0-3 (00h-03h) 2 (02h) 02D11 V EHT 0-7 (00h-07h) 6 (06h) 06D12 H EHT 0-7 (00h-07h) 6 (06h) 06D13 EW CORNER 0-31 (00h-1Fh) 8(08h)

927F830NECESSARY UNNECESSARYADJUSTMENTPART REPLACEDIC2001IC201XData is stored in IC2101.The adjustment is needed to compensate for characteristics of