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DOWNLOAD LG 42LW5500-ZE / 42LW550T-ZE / 42LW550W-ZE / 42LW551C-ZE / 42LW5590-ZE (CHASSIS:LD12C) Service Manual ↓ Size: 9.69 MB | Pages: 70 in PDF or view online for FREE

Model
42LW5500-ZE 42LW550T-ZE 42LW550W-ZE 42LW551C-ZE 42LW5590-ZE (CHASSIS:LD12C)
Pages
70
Size
9.69 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / LCD
File
42lw5500-ze-42lw550t-ze-42lw550w-ze-42lw551c-ze-42.pdf
Date
PREV: LG 42LW5500-CA (CHASSIS:LC12C) Service Manual

LG 42LW5500-ZE / 42LW550T-ZE / 42LW550W-ZE / 42LW551C-ZE / 42LW5590-ZE (CHASSIS:LD12C) Service Manual ▷ View online

Interconnection - 1
1
Main PCB
2
Power Board
3
Soft touch + IR Key PCB
T-con Driver
1
2
3
4
5
Main / PSU cable 
Main / Module LVDS cable 
41&51PIN 
LED driver / PSU
15Pin (IR+Touch) Cable
SPK Cable
Local Dimming Cable
[PCBs]
[Cables]
6
1
2
3
1
2
3
4
5
6
XXLW550T/W/S-ZA
XXLW650W/G/S-ZA
XXLW570G/S-ZA
Interconnection - 3
1
Main PCB
2
Power Board
3
Soft touch + IR Key PCB 
(LV570 only IR Assy)
T-con Driver
1
2
3
4
5
Main / PSU cable 
Main / Module LVDS cable 
41&51PIN 
LED driver / PSU
15Pin (IR+Touch) Cable
SPK Cable
Local Dimming Cable
[PCBs]
[Cables]
6
1
2
3
1
2
3
4
5
6
42/47LV5500/T/W/G-ZA
42/47LV570G/S-ZA
Same interconnection LW or LV serise 
in the 42”/47”
Interconnection - 2
1
Main PCB
2
Power Board
3
Soft touch + IR Key PCB 
(LW570 only IR Assy)
T-con Driver
1
2
3
4
5
Main / PSU cable 
Main / Module LVDS cable 
41&51PIN 
LED driver / PSU
15Pin (IR+Touch) Cable
SPK Cable
Local Dimming Cable
[PCBs]
[Cables]
6
1
2
3
1
2
3
4
5
6
LED Driver
32/37LV5500/T/W/G-ZA
32/37LV570G/S-ZA
Contents of LCD TV Standard Repair Process
No.
Error symptom (High category)
Error symptom (Mid category)
Page
Remarks
1
A. Video error
No video/Normal audio 
1
2 
No video/No audio
2
3
Video error, video lag/stop, fail tunning
3, 4
4
Color error
5
5
Vertical/Horizontal bar, residual image, 
light spot, external device color error
6
6
B. Power error
No power
7
7
Off when on, off while viewing, power auto 
on/off
8
8
C. Audio error
No audio/Normal video  
9
9
Wrecked audio/discontinuation/noise
10
10
D. Function error
No response in remote controller, key error, 
recording error, memory error
11
11
External device recognition error 
12
12
E. Noise
Circuit noise, mechanical noise
13
13
F. Exterior error
Exterior defect
14
First of all, Check whether there is SVC Bulletin in GCSC System for these model.
Page of 70
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