SHARP 21XF50 Repair Manual

$7.99

SHARP 21XF50 - It's a complete service manual, and it's in PDF format. It contains circuit diagrams ( schemas ) etc. It also usually contains parts catalog. After placing order we'll send You download instructions on Your email address. See below for delivery information

The manual is available only in language(s): English

Link to manual will be sent on Your email address after You place order.

This product was added to our catalog on Monday 07 May, 2007.

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Aaron Lawrence - 01/02/2008

Contains mechanism diagrams, parts lists and schematics for all worldwide versions of DC-X88Z. Also includes remote schematic etc. A few non-essential pages are missing such as specifications. Includes the mechanical and electronic calibration instructions for the tape decks.

Rick Mider - 08/23/2006

I am very Happy with my Mitsubishi Manual. Next time I need a manual or schematics I will return to User-Manuals.com. Thank You Rick Cincinnati, Ohio

Glen Meyer - 10/26/2008

Very fast service, manual is well scanned and clear, but the Appendix A containing PC Command table and Control codes are missing

Gary Fisher - 07/25/2006

Excellent! I'm very pleased with quality of Sony DCRDVD-101 owner's manual. The manual has 148 pages and covers basicly everything!. Thanks again for great service!

Fabian Castle - 08/01/2006

Thanks for the excellent service. The manual arrived quickly and in excellent condition. Quality A+++!

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Click to see text excerpt from the manual

21XF30
21XF50
Check IC801 and its related circuit.Check IC401 and related circuit. Check pin (37)of IC801 and related circuit.
No snow noise.
Check IC401 and its peripheral circuit.
(Continued)
Does noise or signal appear at pin (40) of IC801 ?
Does noise or signal appear at pin (38) of IC801 ?Does noise or signal appear at pin (23) and (24) of IC801 ?Check pin (1) of SF201, Tuner and related circuit.
Check IC302 and peripheral circuit.20-2
NO SOUND
Does the noise level increase at max. Contrast, Brightness and Sound controls ?
NO PICTURE, NO SOUND
Does noise signal appear at pins (3) and (22) of IC305 ?Does signal appear at pins (2) and (5) of IC302 ?Check Speaker.
Check pin (27) of IC801, Tuner and related circuit.
TROUBLE SHOOTING TABLE Check the tuner AGC at TP201.
Noise increases but no signal is received.
Check pin(38) of IC801.
Check the tuner supply voltage LB and HB must be approx. 5V. BT must be approx. 32V. and CH preset data check.
Tuner. PIF. Automatic Gain Control. (5V), (32V) Power Source. Sound Detector Circuit. Sound Switch and Att. Audio Output Circuit.
CIRCUITS TO BE CHECKED: EEEECIRCUITS TO BE CHECKED: EE Control. E
Checking the protector circuit.LIGHTS UP TURN OFF
Blown out.
Replace the fuse.
Check IC701, D701 and C707.D1001 (Power LED Green) turns on.D1001 (Power LED Red) turns on or turns ON/OFF.
The fuse is again blown out.
Check IC801.
20-1
Check F701.
NO RASTERCheck C878.Does horizontal circuit oscillate ?Check CRT connector K1- K5 bias.Check IC605, IC751 and IC801.
Check T701 pin (7) voltage (Approx. 310V at 220V AC)Check Secondary Main+B (Approx. 120V)
EEPROM (IC1003)TV PROCESSOR (IC801)AV SWITCH (IC401)SOUND PROCESSOR (IC305)NICAM/A2 DECODER (IC2300)TUNER (TU201)
TROUBLE SHOOTING TABLE
Check R615.
Check R701, R707 and D709.
Check D758, IC702, IC753 and D762.D1001 (Power LED) turns on and off.See many often D1001 flash in red. This indicates which IC to check up.
20