Daewoo L32S645WTE User manual

Document
Title Service Manual for DEAWOO L32S645WTE L40S645WTE L43S645WTE Page No. 1 /27
Document
No. Revision 1.0
DAEWOO CORPORATION
Service Manual
Model: DAEWOO L32S645WTE L40S645WTE
L43S645WTE
Craft by:HPL Approved by:
2016/9/19
LCD TV
(LED BACKLIGHT)
HDTV

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TABLE OF CONTENTS
1. PRECAUTIONS AND SAFETY NOTICES......................................................................................................................3
2. PRODUCT SPECIFICATION ............................................................................................................................................6
3. DISASSEMBLY PROCEDURE.........................................................................................................................................8
4. ADJUSTMENT PROCEDURE .....................................................................................................................................11
5. KEY CHECK POINTS & POWER FLOW CHART.......................................................................................................15
6. TROUBLESHOOTING FLOW CHART..........................................................................................................................18
7. SOFTWARE UPGRADE..................................................................................................................................................24
Attachment 1：Product specification
Attachment 2：Exploded view
Attachment 3：Schematic diagram
Copyright
No part of this publication may be reproduced, transmitted, transcribed, stored in a retrieval
system, or translated into any language or computer language, in any form or by any means,
electronic, mechanical, magnetic, optical, chemical, manual or otherwise, without the prior
written permission of DAEWOO Corporation.

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1. Precautions and Safety Notices
1.1 Important Information

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1.2 Important Safety Instructions

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2. Product Specification
2.1 GENERAL SPECIFICATIONS
AS L32S645WTE、L40S645WTE and L43S645WTE are both in MS3463S.PB782 3 in 1 board
platform; the basic specifications are the same.
Item L32S645WTE L40S645WTE L43S645WTE
Voltage rate 100-240V 100-240V 100-240V
Power Consumption on
Standby
≤0.5W ≤0.5W ≤0.5W
TV system DVB-T2/S2+SECAM DVB-T2/S2+SECAM DVB-T2/S2+SECAM
B/L type D-LED D-LED D-LED
Panel vendor CSOT ST3151A05-8 SDC LSC400HN02-8 LGD
LC430DUY-SHA1
Panel resolution 1366x768 1920x1080 1920x1080
Typical brightness(nits) 220 240 240
OSD language English
Russia
Ukrainian
Kazakh
English
Russia
Ukrainian
Kazakh
English
Russia
Ukrainian
Kazakh
Sound power 5W+5W 8W+8W 8W+8W
Dolby Yes Yes Yes
Terminals Tuner 2
HDMI 1.4a 2
MHL 1(shared with 1
HDMI)
USB2.0 2
VGA In 1
VGA Audio In 1
SCART 1
Headphone 1
S/PDIF OUT 1
Tuner 2
HDMI 1.4a 2
MHL 1(shared with 1
HDMI)
USB2.0 2
VGA In 1
VGA Audio In 1
SCART 1
Headphone 1
S/PDIF OUT 1
Tuner 2
HDMI 1.4a 2
MHL 1(shared with 1
HDMI)
USB2.0 2
VGA In 1
VGA Audio In 1
SCART 1
Headphone 1
S/PDIF OUT 1
USB format*TBD(to be
determined)
TBD TBD(to be
determined)
RC code MITSUBISHI MITSUBISHI MITSUBISHI
*USB format: please refer to the user’s manual to get support information.

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Support Timings
REGISTERED TRADEMARKS

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3. Disassembly Procedure
3.1 The Exploded View
Find in attachments.
3.2 Removal Of Major Parts
Warning: Some pictures are taken from design models; the real products may be a little
difference on label or wiring. L40S645WTE is mentioned if no special figure.
1. Remove the stand
base and stand
neck.
Place the HD TV face
down to a flat plate,
neccesarry with soft
blanket on surface.
Remove screws as
shown in picture.
Remove 4 M4×25 black screws and take stand sticks away.
2. Remove the back
cover
Take screws away from the round cabinet, there are 2 kind of screws on the RC. Do
not mix them when put it back.

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3. Remove the main
board
Remove screws M3X6
from the main board
and AV bracket, unplug
the wires from the main
board, and take out the
main board.
Remove screws from the AV bracket and the main board, take care of the
elements.
3.3 Removal Of PCB Module
1. Take off the key
board
2. Take off the IR BD
The key board has two screws but the IR board has no screws.