LG 98UB9810-UB Manuals

Manuals and User Guides for LG 98UB9810-UB. We have 1 LG 98UB9810-UB manual available for free PDF download: Service Manual

LG 98UB9810-UB Service Manual

LG 98UB9810-UB Service Manual (145 pages)

Brand: LG | Category: LED TV | Size: 11 MB

Table of Contents

Contents
2
Safety Precautions
3
Leakage Current Hot Check
3
Servicing Precautions
4
IC Remove/Replacement
5
"Small-Signal" Discrete Transistor Removal/Replacement
5
Power Output, Transistor Device Removal/Replacement
5
Diode Removal/Replacement
5
Specifications
6
External Input Format
8
2D Mode
8
3D Mode
10
Adjustment Instruction
13
PCB Assembly Adjustment Method
13
4.2.MAC Address, ESN Key and Widevine Key Download
13
PING Test (LAN Operating Test)
14
Main S/W Program Download
14
EDID D/L Method
15
EDID Block 0, Bytes
15
EDID Block 1, Bytes
17
SET Assembly Adjustment Method
18
Camera Port Inspection
18
Input Area-Option
18
Adjustment of White Balance
18
LED White Balance Table
20
Model Name & Serial Number D/L
21
Wi-Fi MAC Address Check
21
LAN Inspection
21
WIDEVINE Key Inspection
21
Local Dimming Inspection
22
Motion Remote Controller Inspection
22
3D Function Test
22
HDMI ARC Function Inspection
22
Eye-Q Green Inspection Guide (Change to Motion EYE Care)
23
Audio
23
Camera Function Inspection
23
Manual ADC Calibration
24
GND and Hi-Pot Test
24
Exploded View
25
Schematic Circuit Diagram
26
Overview for ’14 ULTRA HD Model (Hardware)
77
Hdmi
78
Audio ('14 Ultra HD Feature)
79
Sub Assy (Joy Stick Button, Color Sensor)
80
Sub Assy (Wifi)
81
LCD TV Repair Guide
82
Main PCB
83
Block Diagram
84
Data Path Diagram
88
Interconnection – Sub PCB (98UB98)
103
Contents of LCD TV Standard Repair Process
104
Video Error
105
No Video/ Normal Audio
105
No Video/ no Audio
106
Picture Broken/ Freezing
107
Color Error
108
Vertical / Horizontal Bar, Residual Image, Light Spot
109
External Device Color Error
109
Power Error
110
No Power
110
Off When On, off While Viewing, Power Auto On/Off
111
Audio Error
112
No Audio/ Normal Video
112
Wrecked Audio/ Discontinuation/Noise
113
Function Error
114
Remote Control & Local Switch Checking
114
MR13 Operating Checking
115
Wifi Operating Checking
116
Camera Operating Checking
117
External Device Recognition Error
118
Circuit Noise, Mechanical Noise
119
Exterior Defect
120
Contents of LCD TV Standard Repair Process Detail Technical Manual
121
Standard Repair Process Detail Technical Manual
123
Exchange Main Board
131
Exchange Power Board (PSU)
133
Exchange the Module
134

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