Sharp LC-13SH1E Manuale operativo

LC-13SH1E

LC-15SH1E

SUPPLEMENT

SERVICE MANUAL

MODELS

LC-13SH1E

LC-15SH1E

SHARP CORPORATION

LCD COLOUR TELEVISION

In the interests of user-safety (Required by safety regulations in some countries) the set should be re-

stored to its original condition and only parts identical to those specified should be used.

OUTLINE

The LC-13SH1E, LC-15SH1E Service Manual (SY4C2LC13SH1E) has typo on page 11.

This Supplement has been issued to make corrections.

Note also the partial modification on page 13. This modification is also related to Model LC-15SH2E.

You are kindly requested to take care of this change too.

SUPPLEMENT

S25F9LC13SH1E

LC-13SH1E

LC-15SH1E

SUPPLEMENT

»Precautions at the time of the side B(back) service of main and sub unit.

1. Remove only SC1203 of the FFC for connection between Main unit (SC1203) and LCD panel, and connect the

extended cable (QCNW-A553WJZZ) for service.

2. Remove only SC1202 of the FFC for connection between Main unit (SC1202) and LCD panel, and connect the

extended cable (QCNW-B556WJZZ) for service.

3. Remove only SC1201 of the FFC for connection between Main unit (SC1201) and LCD panel, and connect the

extended cable (QCNW-A555WJZZ) for service.

4. Remove only SC105 of the FFC for connection between Main unit (SC105) and Operation unit (SC4201), and

connect the extended cable (QCNW-D444WJQZ) for service.

5. Remove only SC3601 of the FFC for connection between Sub unit (SC3601) and R/C, LED unit (SC4001), and

connect the extended cable (QCNW-D445WJQZ) for service.

6. Remove the PWB unit fixing screws (main unit : 2pcs, sub unit : 2pcs.)

SC1203

SC1202 SC1201

SC105

SC3601

CN1

CN2 CN3

SC4201

SC4001

Main PWB

Operation PWB

Main PWB

(Side B)

Sub PWB

(Side B)

Sub PWB

R/C, LED PWB

CORRECT CORRECT

CORRECT

(QCNW-A556WJZZ)

(11)

Step Part No. Description

1 QCNW-A553WJZZ Extension Cable 30-pin Main (SC1203)-LCD Panel

2 QCNW-A556WJZZ Extension Cable 50-pin Main (SC1202)-LCD panel

3 QCNW-A555WJZZ Extension Cable 20-pin Main (SC1201)-LCD panel

4 QCNW-D444WJQZ Extension Cable 5-pin Operation (SC4201)-Main (SC105)

5 QCNW-D445WJQZ Extension Cable 8-pin R/C, LED (SC4001)-Sub (SC3601)

LC-13SH1E

LC-15SH1E

SUPPLEMENT

SH1E Main Ver *.**

Scaler Ver *.**.**

RF AGC AUTO OK

RF AGC Auto adjustment complete

RF AGC data (Example)

SH1E Main Ver *.**

Scaler Ver *.**.**

DCXO AUTO OK

DCXO Auto adjustment complete

DCXO data

5. Adjustment

5-1. RF AGC adjustment

1) Feed the colour bar signal.

2) In Adjustment Mode, select the RF AGC AUTO ("OFF") and press the " RIGHT" cursor key to start the

adjustment.

3) Automatic adjustment is complete when it display "OK" is displayed.

4) RF AGC data will be in the range of 0-63. If "NOK" is displayed, adjustment failed.

5-2. DCXO adjustment

1) Feed the colour bar signal.

2) In Adjustment Mode, select the DCXO AUTO ("OFF") and press " RIGHT" cursor key to start the adjustment.

3) Automatic adjustment is complete when "OK" is displayed. If "NOK" is displayed, adjustment failed.

5-3. Common bias adjustment

1) Select the EXT-Video input and without signal.

2) In Adjustment Mode, select the COM BIAS and vary the data until the contrast becomes the sharpest.

(Black looks most sinking.)

5-4. White balance adjustment

[A] White balance pre-adjustment

1) Feed the 100% white signal.

2) In Adjustment Mode, select the AWBSD ("OFF") and press the " RIGHT" cursor key to start the adjustment.

3) Automatic adjustment is complete when "OK" is displayed.

[B] White balance adjustment

Adjust "R CUTOFF2", "G CUTOFF2", "B CUTOFF2", "WB R GAIN", "WB G GAIN" and "WB B GAIN" in the

adjustment processing to obtain the same colour as the standard set.

Simple white and black Grey bar test picture

MODIFY

Feed the video signal which has both 100% white and 0% black level.

Test picture

(13)

LC-13SH1E

LC-15SH1E

SUPPLEMENT

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 CORPORATION

AV Systems Group

Quality & Reliability Control Center

Yaita, Tochigi 329-2193, Japan

TQ1877-S

Mar. 2005 Printed in Japan

MI. KG

Design and Production Information

Design : Japan

Production : SEES

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