LG 65UH950V Manuals

Manuals and User Guides for LG 65UH950V. We have 1 LG 65UH950V manual available for free PDF download: Service Manual

LG 65UH950V Service Manual (79 pages)

Brand: LG | Category: LED TV | Size: 10.55 MB

Contents
2
Safety Precautions
3
Important Safety Notice
3
General Guidance
3
Leakage Current Hot Check Circuit
3
Servicing Precautions
4
General Servicing Precautions
4
Electrostatically Sensitive (ES) Devices
4
General Soldering Guidelines
4
IC Remove/Replacement
5
"Small-Signal" Discrete Transistor
5
Circuit Board Foil Repair
5
At IC Connections
5
Specification
6
Application Range
6
Requirement for Test
6
Model General Specification
6
Broadcasting System
7
Program Coverage
7
Receiving System
7
External Input Support Format
8
Component Input
8
HDMI Input
8
DTV Mode
8
HDMI Input (PC)
9
3D Mode - DTV/HDMI/USB
10
RF Input
10
Hdmi 1.4/2.0
10
USB -Photo (3D)
13
Usb (3D)
13
Miracast, Widi
13
Adjustment Instruction
14
LAN Inspection
14
LAN Inspection Solution
14
WIDEVINE Key Inspection
14
Lan Port Inspection(Ping Test)
15
CI+ Key Checking Method
15
LAN PORT Inspection
15
Model Name & Serial Number Download
15
Wifi Mac Adress Check
16
Using RS232 Command
16
Manual Adjustment
16
Edid Data
16
HDMI Deep Color off
17
HDMI Deep Color on
17
Checksum(Hdmi 1/2/3)
18
White Balance Adjustment
20
Equipment Connection MAP
20
W/B Adj. Objective & How-It-Works
20
Command Format
20
Auto Adj. Method (Not OLED)
21
Manual Adj. Method
21
G-Fix Adjustment
21
Adj. Condition and Cautionary Items
21
EDGE LED White Balance Table
22
OLED White Balance
22
OLED White Balance Table
22
Local Dimming Function Check
22
Magic Motion Remote Control Test
23
3D Function Test
23
EYE Q Inspection (Except Germany)
23
Option Selection Per Country
23
GND and Internal Pressure Check
24
USB S/W Download
24
Audio
24
Block Diagram
25
M16
25
F16
26
Tuner + CI
27
Video & Audio IN/OUT
28
Hdmi 2.0
29
USB / Wi-Fi / M-Remote / UART
30
Power
31
M16 I2C
32
Soc Clock Source & Frequency
33
EPI Block (PMIC)
34
Exploded View
35
Disassembly
36
Disassemble Stand
36
Disassemble B/C Screw
37
Disassemble Back Cover
37
Trouble Shooting Guide
38
Contents of Standard Repair Process
39
Video Error
40
No Video/ Normal Audio
40
No Video/ no Audio
41
Picture Broken/ Freezing
42
Color Error
43
Vertical/Horizontal Bar, Residual Image, Light Spot
44
External Device Screen Error-Color Error
44
No Power
45
Off When On, off While Viewing, Power Auto On/Off
46
Audio Error
47
No Audio/ Normal Video
47
Wrecked Audio/ Discontinuation/Noise
48
Function Error
49
Remote Control & Local Switch Checking
49
Remote Control(R/C) Operating Error
49
MR15R Operating Checking
50
Wifi Operating Checking
51
Camera Operating Checking
52
External Device Recognition Error
53
Circuit Noise, Mechanical Noise
54
Exterior Defect
55
Contents of Standard Repair Process Detail Technical Manual
56
Check LCD Back Light with Naked Eye
58
Check White Balance Value
59
TUNER Input Signal Strength Checking Method
60
Version Checking Method
61
Checking Method for Remote Control for Adjustment
61
TUNER Checking Part
62
Connection Diagram
63
Check Link Cable (LVDS) Reconnection Condition
64
Adjustment Test Pattern - ADJ Key
65
Exchange Main Board
66
Solder Defect, CNT Broken
66
Abnormal Power Section
67
Solder Defect, Short/Crack
67
Fuse Open, Abnormal Power Section
67
Exchange Power Board (PSU)
68
No Light
68
DIM Light
68
Exchange the Module
69
Crosstalk
69
Press Damage
69
Vertical Block
70
Vertical Line
70
Horizontal Line
70
Check Front Power Indicator
71
Basic Functions
71
Adjusting the Menu
71
Check Power Input Voltage and ST-BY 3.5V
72
28Pin Map (LPB)
72
POWER off MODE Checking Method
73
Entry Method
73
Checking Method in Menu When There Is no Audio
74
Checking Order When There Is no Audio
75
Remote Control Operation Checking Method
76
Motion Remote, Wi-Fi Operation Checking Method
77

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