LG 70UM6970PUA Manuals

Manuals and User Guides for LG 70UM6970PUA. We have 4 LG 70UM6970PUA manuals available for free PDF download: Service Manual, Owner's Manual

LG 70UM6970PUA Service Manual

LG 70UM6970PUA Service Manual (114 pages)

CHASSIS: UA93Y

Brand: LG | Category: LED TV | Size: 12.54 MB

Table of Contents

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
"Small-Signal" Discrete Transistor
5
At IC Connections
5
Application Range
6
Test Condition
6
General Specification
6
Test Method
6
External Input Support Format
7
HDMI Input (PC/DTV)
7
Software Update
10
Usb
10
Nsu
11
Block Diagram
12
Main IC
12
Exploded View (Set)
13
Assembly Guide / Assembly Guide
14
70 Inch_1 Pole/ 2 Pole Set B/C Guide
14
Prohibited While Handling
14
Disassembly Guide
15
Assembly Guide
17
LED Array Assembly / Disassembly Guide
20
LCM Status
20
Disassemble 8 SPCB Cover Shield L/R Screws
20
Disassemble T-Con FFC Cable Connector
21
Back Side Screw Point
21
Disassemble 9 Screws on the Lower Side of the C/Top
22
Disassemble 4 EMI Tapes of the Panel SPCB
22
Disassemble Panel SPCB L/R from the SPCB Holder
23
Reverse LCM
23
Disassemble the Up/Left/Right Side of C/Top Hook
24
Disassemble the C/Top Lower Hook
25
Disassemble C/Top
25
Disassemble Panel
26
Disassemble Guide Panel
26
Disassemble Sheet (2 Sheets) and Diffuser Plate
27
Disassembly of 14 Support Diffuser Plates
28
Disassembly of 5 Support Pins
28
Disassemble the Reflector Sheet
29
Release the Led Array Connector
29
Assembly of the Led Array Connector
30
Attach the Reflector Sheet
30
Position the Reflector Sheet
30
Fixing the Reflector Lens Hole
31
Assembly of 14 Support Diffuser Plates
31
Support Pins Assembly
31
Assembly of Sheet (2 Sheets) and Diffuser Plate
32
Assembly the Guide Panel
33
Panel Assembly
34
Assemble the Panel Using Two Vacuums
34
C/Top Assembly
35
Confirm C/Top Book Tightening
35
C/Top Lower Side Screw 9Ea Assemble
37
Assemble 4 Panel SPCB EMI Tapes
37
Assemble the T-Con FFC Cable Connector
38
Tighten Case Top Screw
38
Trouble Shooting Guide
40
Main PCB
41
Main PCB Assy
42
Interconnection
43
70Um73/71
43
75Um75
43
Contents of Standard Repair Process
44
Video Error
45
No Video/ Normal Audio
45
No Video/ no Audio
46
Picture Broken/ Freezing
47
Color Error
48
Vertical/Horizontal Bar, Residual Image, Light Spot
49
External Device Screen Error-Color Error
49
Power Error
50
No Power
50
Off When On, off While Viewing, Power Auto On/Off
51
Audio Error
53
No Audio/ Normal Video
53
Wrecked Audio/ Discontinuation/Noise
54
Function Error
55
Remote Control & Local Switch Checking
55
MR19 Operating Checking
56
Mr19(Magic Remocon) Operating Error
56
Wifi Operating Checking
57
External Device Recognition Error
58
Noise
59
Circuit Noise, Mechanical Noise
59
Exterior Defect
60
Contents of Standard Repair Process Detail Technical Manual
61
Check LCD Back Light with Naked Eye
63
Check White Balance Value
64
TUNER Input Signal Strength Checking Method
65
Version Checking Method
66
Checking Method for Remote Control for Adjustment
66
TUNER Checking Part
67
Connection Diagram
68
Check Link Cable(EPI) Reconnection Condition
69
Examples of Symptoms(Image Error)
70
Examples of Symptoms(Main)
72
Examples of Symptoms(Module)
75
Exchange Power Board (PSU)
80
No Light
80
No Picture/Sound Ok
80
Check Front Power Indicator
81
Basic Functions
81
Adjusting the Menu
81
Check Power Input Voltage and ST-BY 7.8V
82
Power Check Sequence
82
POWER off MODE Checking Method
84
Checking Method in Menu When There Is no Audio
85
Checking Order When There Is no Audio
86
Remote Control Operation Checking Method
87
IR & EYE Sensor
87
Checking Order to Check Remote Control
87
Wifi & BT Front
88
Wifi & BT Rear
88
Checking Order to Check Motion Remote/Wifi
88
How to Use the Service Remote Control
89
Remote Control Part Definition
90
Check Items after Main B/D Replacement
92
Adjustment Test Pattern - ADJ Key
93
Smart JIG Power Diagnosis Muitl Gender Guide
94
Power Board Muitl Gender JIG Diagram
95
Main Board
95
Power Board Muitl Gender How to Connect
97
Power Board Muitl Gender JIG
97
Smart Jig Voltage Setting
98
Power Board Diagnostic Method
99
16Y LED 12Pin Power Board Diagnostic Method
111
17Y LED 28Pin Power Board Diagnostic Method
112

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LG 70UM6970PUA Owner's Manual

LG 70UM6970PUA Owner's Manual (73 pages)

Brand: LG | Category: LED TV | Size: 16.59 MB

Table of Contents

Important Safety Instruction
2
Optional Extras
5
Magic Remote Control
5
Wall Mounting Bracket
5
Lifting and Moving the TV
6
Mounting on the Table
6
Mounting to the Wall
7
Other Connections
8
Using Button
9
Using Remote Control
10
Registering Magic Remote Control
12
Troubleshooting
12
Specifications
14
Directives de Sécurité Importantes
22
Articles Supplémentaires en Option
25
Support Mural
25
Soulèvement et Déplacement du Téléviseur
26
Installation Sur une Table
26
Fixation Murale
27
Autres Connexions
28
Utilisation du Bouton
29
Utilisation de la Télécommande
30
Utilisation de la Télécommande Magic
31
Manuel de L'utilisateur
32
Dépannage
32
Caractéristiques
34
External Control Device Setup
47
Key Codes
48
Manuel D'utilisation
60
Configuration de L'appareil de Commande Externe
60

LG 70UM6970PUA Owner's Manual

LG 70UM6970PUA Owner's Manual (39 pages)

Brand: LG | Category: LED TV | Size: 29.43 MB

Table of Contents

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LG 70UM6970PUA Owner's Manual

LG 70UM6970PUA Owner's Manual (37 pages)

Brand: LG | Category: LED TV | Size: 8.1 MB

Table of Contents

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