User Manuals: LG 55UH615 LED TV

Manuals and User Guides for LG 55UH615 LED TV. We have 1 LG 55UH615 LED TV manual available for free PDF download: Service Manual

LG 55UH615 Service Manual (100 pages)

Brand: LG | Category: LED TV | Size: 9.23 MB

Contents
2
Safety Precautions
3
Important Safety Notice
3
General Guidance
3
Leakage Current Hot Check
3
Servicing Precautions
4
General Servicing Precautions
4
Electrostatically Sensitive (ES) Devices
4
General Soldering Guidelines
4
IC Remove/Replacement
5
Circuit Board Foil Repair
5
At IC Connections
5
Power Output, Transistor Device
5
Specification
6
Application Range
6
Test Condition
6
Test Method
6
Module Specification
7
External Input Format
8
2D Mode
8
Component Input
8
HDMI Input (PC/DTV)
8
3D Mode
10
HDMI Input 1.4B
10
HDMI 1.4/2.0(3D Supported Mode Manaually)
11
HDMI-PC Input (3D)
11
RF Input
12
USB, DLNA (Movie) Input (3D Supported Mode Manually)
12
USB, DLNA (Photo) Input (3D Supported Mode Manually)
12
Component Input(3D Supported Mode Manually)
13
Miracast, Widi
13
Adjustment Instruction
14
Automatic Adjustment
14
ADC Adjustment
14
Equipment & Condition
14
Communication Port Connection
15
Download Process
15
LAN Inspection
15
LAN Inspection Solution
15
LAN PORT Inspection
16
Model Name & Serial Number D/L
16
Wifi Mac Address Check
16
Using RS232 Command
16
Manual Adjustment
17
Edid
17
Edid Data
17
Camera Port Inspection
21
V-COM Adjust
21
Equipment Connection MAP
21
White Balance Adjustment
22
Adj. Command (Protocol)
22
Auto WB Calibration
22
Local Dimming Function Check
23
Magic Motion Remocon Test
24
3D Function Test
24
HDMI ARC Function Inspection
24
EYE-Q Green Function Inspection
24
GND and Internal Pressure Check
25
AUDIO Output Check
25
USB S/W Download
25
Block Diagram
26
K2Lp Circuit Block Diagram
26
K2Lp I2C Block Diagram
27
K2Lp Power Block
28
UH61 Main
28
Tuner/CI Block Diagram
29
Video/Audio in Block Diagram
30
Audio out Block Diagram
31
Hdmi
32
Usb / Wifi / Uart
33
Exploded View
34
Wol&Instant on
36
DDR Power for Instant on
36
Trouble Shooting Guide
60
Contents of Standard Repair Process
61
Video Error
62
No Video/ Normal Audio
62
No Video/ no Audio
63
Picture Broken/ Freezing
64
Color Error
65
Vertical/Horizontal Bar, Residual Image, Light Spot
66
External Device Screen Error-Color Error
66
Power Error
67
No Power
67
Off When On, off While Viewing, Power Auto On/Off
68
Audio Error
69
No Audio/ Normal Video
69
Wrecked Audio/ Discontinuation/Noise
70
Function Error
71
Remote Control & Local Switch Checking
71
Remote Control(R/C) Operating Error
71
MR13 Operating Checking
72
Wifi Operating Checking
73
Camera Operating Checking
74
External Device Recognition Error
75
Noise
76
Circuit Noise, Mechanical Noise
76
Exterior Defect
77
Contents of Standard Repair Process Detail Technical Manual
78
Check LCD Back Light with Naked Eye
80
Check White Balance Value
81
TUNER Input Signal Strength Checking Method
82
Version Checking Method
83
Checking Method for Remote Control for Adjustment
83
TUNER Checking Part
84
Connection Diagram
85
Video Error_Color Error
86
Check Link Cable(VX1) Reconnection Condition
86
Adjustment Test Pattern - ADJ Key
87
Exchange Main Board
88
Solder Defect, CNT Broken
88
Exchange Power Board (PSU)
90
Exchange the Module
91
Panel Mura, Light Leakage
91
Check Front Power Indicator
93
Check Power Input Voltage and ST-BY 3.5V
94
POWER off MODE Checking Method
95
Checking Method in Menu When There Is no Audio
96
Voltage and Speaker Checking Method When There Is no Audio
97
Remote Control Operation Checking Method
98
Remote Controloperation Checking Method
99

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User Manuals: LG 55UH615 LED TV

LG 55UH615 Service Manual (100 pages)

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