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32LN5400-SA/SB
LG 32LN5400-SA/SB Manuals
Manuals and User Guides for LG 32LN5400-SA/SB. We have
1
LG 32LN5400-SA/SB manual available for free PDF download: Service Manual
LG 32LN5400-SA/SB Service Manual (78 pages)
LED TV
Brand:
LG
| Category:
TV
| Size: 6.89 MB
Table of Contents
Service Manual
1
Contents
2
Safety Precautions
3
Important Safety Notice
3
General Guidance
3
Leakage Current Hot Check Circuit
3
Servicing Precautions
4
Power Output, Transistor Device Removal/Replacement
5
Diode Removal/Replacement
5
"Small-Signal" Discrete Transistor Removal/Replacement
5
IC Remove/Replacement
5
Application Range
6
Test Condition
6
Test Method
6
General Specification
6
External Input Support Format
8
Component Input(Y, CB/PB, CR/PR)
8
HDMI Input (PC/DTV)
9
Adjustment Instruction
10
Designation
10
Main Pcb Check Process
10
Total Assembly Line Process
12
Adjustment Preparation
12
DPM Operation Confirmation
14
DDC EDID Write (HDMI 256Byte)
14
Edid Data
14
Local Dimming Function Check
17
Outgoing Condition Configuration
17
GND & Hi-Pot Test
17
GND & HI-POT Auto-Check
17
3D Function Test (Only 3D Model)
18
Block Diagram
19
Exploded View
20
TP for NON-EU Models(Except EU and China)
21
L13 Power Block
22
IR/LED and Control
23
Lvds (Non Eu)
27
GLOBAL Tuner Block Except EU and China
30
Ethernet
33
Audio Amp(Sta380Bwef)
34
Mstart Debug_4Pin
35
Rs-232C
36
Contents of LCD TV Standard Repair Process
40
Contents of LCD TV Standard Repair Process Detail Technical Manual
41
Standard Repair Process
42
Video Error
42
No Video/ Normal Audio
42
No Video/ no Audio
43
Picture Broken/ Freezing
44
Tuning Fail, Picture Broken/ Freezing
45
Color Error
46
Vertical / Horizontal Bar, Residual Image, Light Spot, External Device Color Error
47
Power Error
48
No Power
48
Off When On, off While Viewing, Power Auto On/Off
49
No Audio/ Normal Video
50
Wrecked Audio/Discontinuation/Noise
51
Remote Control & Local Switch Checking
52
External Device Recognition Error
53
Circuit Noise, Mechanical Noise
54
Exterior Defect
55
Check Back Light on with Naked Eye
57
Inverter B+ 24V Measuring Method
58
Check White Balance Value
59
Power Board Voltage Measuring Method
60
Video Error_No Video/ Audio
60
TUNER Input Signal Strength Checking Method
61
Video Error_Video Error, Video Lag/Stop
61
LCD-TV Version Checking Method
62
LCD TV Connection Diagram (1)
63
Check and Replace Link Cable(LVDS) and Contact Condition
64
Adjustment Test Pattern - ADJ Key
65
Exchange T-Con Board
66
Exchange PSU(LED Driver)
68
Exchange the Module
69
Check Front Display LED
71
Standard Repair Process Detail Technical Manual
71
Power Error _No Power
71
Check Power Input Voltage and ST-BY 3.5V
72
Checking Method When Power Is on
73
Power Error_Off When On, off Whiling Viewing
74
POWER off MODE Checking Method
74
Audio Error_No Audio/Normal Video
75
Checking Method in Menu When There Is no Audio
75
Voltage and Speaker Checking Method When There Is no Audio
76
Remote Controller Operation Checking Method
77
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