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LM32L1
Daewoo LM32L1 Service Manual
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-22-
Main PCBs T
rouble Diagnosis
- Main TP(V
-sync) : LC203
E.When “No signal”in HDMI
1)First check if other inputs are working
=>if other inputs are not working, replace MAIN PCB
2)Checking waveforms with Color Bar Pattern(Using the oscilloscope)
- Main TP : LC301 ~ 312
21
23
Table of Contents
Default Chapter
2
Table of Contents
2
1 Safety Precaution
3
2 Product Specification
4
2-2.Available Input Signal
5
2-2-1.Hdmi/Pc/Component
5
2-2-2.Video
5
3 Block Diagram
6
4 Description of each Block
7
4-1.Overview
7
4-1-2.Av2 - S-Video
8
4-1-3.COMPONENT-Y Pb Pr
9
4-1-4.Hdmi
10
4-1-5.Pc
10
4-1-6.Sound Output
12
4-2.Power Pcb
12
4-2-1.Input Requirements
12
4-2-2.Output Voltage and Current
13
4-2-3.Connectors
14
5 Service Mode
15
6 Main PCB Trouble Diagnosis
16
6-1-1.Common Checking Process When "No Signal of Noraster
16
6-1-2.When no Sound
23
6-1-3.When Control Key Does Not Operate
24
6-1-4.When Remote Controller Does Not Operate
25
6-2.Power Pcb
27
7 Trouble Diagnosis
28
7-1.Facts You Must Know When Diagnosing or Repairing
28
7-2.Typical Symptoms of PCB Problem or Bad Connection
29
8 Exploded View
30
9 Service Part List
36
9-1.Bom
36
9-2.Differential Parts List for Panel
43
10 Circuit Diagram
44
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Daewoo LM32L1 Specifications
General
Brand
Daewoo
Model
LM32L1
Category
LCD TV
Language
English
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