LG 42LB650V Manuals

Manuals and User Guides for LG 42LB650V. We have 1 LG 42LB650V manual available for free PDF download: Service Manual

LG 42LB650V Service Manual

LG 42LB650V Service Manual (95 pages)

Brand: LG | Category: LED TV | Size: 10.17 MB

Table of Contents

Table of Contents
2
Leakage Current Hot Check Circuit
3
Safety Precautions
3
Servicing Precautions
4
Specification
6
- Component Video Input
  8
- HDMI Input
  9
- DTV Mode
  9
- PC Mode
  9
- Mode
  10
- HDMI 1.4B
  10
- HDMI Input(1.3)
  11
- RF Input(3D Supported Mode Manually)
  11
- RF Input (3D Supported Mode Automatically)
  11
- USB, DLNA (Movie) Input (3D Supported Mode Manually)
  11
- 3D Input Mode
  12
- HDMI-PC Input (3D Supported Mode Manually)
  12
- Miracast, Widi (3D Supported Mode Manually)
  12
- Component Input(3D) (3D Supported Mode Manually)
  12
- Designation
  13
- Automatic Adjustment
  13
- LAN Inspection
  13
Adjustment Instruction
13
- Lan Port Inspection(Ping Test)
  14
- Equipment Setting
  14
- CI+ Key Checking Method
  14
- Wifi Mac Address Check
  15
- Manual Adjustment
  15
- Edid Data
  15
- 3D Edid
  15
- Adj. Command (Protocol)
  16
- White Balance Adjustment
  16
- Equipment Connection MAP
  16
- Local Dimming Function Check
  17
- LED White Balance Table
  17
- Color Temperature
  17
- Magic Motion Remote Control Test
  18
- 3D Function Test(Except Non-3D Product)
  18
- Wi-Fi Test
  18
- LNB Voltage and 22Khz Tone Check
  19
- Option Selection Per Country
  19
- Tool Option Selection
  19
- GND and Internal Pressure Check
  19
- USB S/W Download(Service Only)
  20
Block Diagram
21
Exploded View
22
- System Configuration
  23
- Place at Jack Side
  25
- Renesas MICOM
  31
- Lvds
  48
- Local Dimming
  49
- V14-Lgd Panel
  50
- Emmc I/F
  51
- Ir Blaster
  52
- RS-232C Control INTERFACE
  53
- Contents of LCD TV Standard Repair Process
  57
- No Video/ Normal Audio
  58
- Video Error
  58
- Standard Repair Process
  58
- No Video/ no Audio
  59
- Picture Problem
  60
- Picture Broken/ Freezing
  60
- Color Error
  61
- Vertical / Horizontal Bar, Residual Image, Light Spot, External Device Color Error
  62
- Power Error
  63
- No Power
  63
- Off When On, off While Viewing, Power Auto On/Off
  64
- No Audio/ Normal Video
  65
- Wrecked Audio/ Discontinuation/Noise
  66
- General Function Problem
  67
- Remote Control & Local Switch Checking
  67
- Function Error
  68
- External Device Recognition Error
  68
- Noise
  69
- Circuit Noise, Mechanical Noise
  69
- Exterior Defect
  70
- Contents of LCD TV Standard Repair Process Detail Technical Manual
  71
- Standard Repair Process Detail Technical Manual
  73
- Check LCD Back Light with Naked Eye
  73
- LED Driver B+ 24V Measuring Method
  74
- Check White Balance Value
  75
- Power Board Voltage Measuring Method
  76
- TUNER Input Signal Strength Checking Method
  77
- LCD-TV Version Checking Method
  78
- LCD TV Connection Diagram
  79
- Check Link Cable (EPI) Reconnection Condition
  80
- Adjustment Test Pattern - ADJ Key
  81
- Exchange EPI Cable or Main B/D
  82
- Exchange Power Board
  84
- Exchange the Module
  85
- Check Front Display LED
  87
- Check Power Input Voltage and ST-BY 3.5V
  88
- Checking Method When Power Is on
  89
- POWER off MODE Checking Method
  90
- Checking Method in Menu When There Is no Audio
  91
- Voltage and Speaker Checking Method When There Is no Audio
  92
- Remote Controller Operation Checking Method
  93
- V-Com Checking and Adjust Method
  94

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