LG 42LE5500-DA Manuals

Manuals and User Guides for LG 42LE5500-DA. We have 1 LG 42LE5500-DA manual available for free PDF download: Service Manual

LG 42LE5500-DA Service Manual

LG 42LE5500-DA Service Manual (100 pages)

LED LCD TV

Brand: LG | Category: LCD TV | Size: 10.68 MB

Table of Contents

Service Manual
1
Contents
2
Safety Precautions
3
Important Safety Notice
3
Leakage Current Cold Check(Antenna Cold Check)
3
Leakage Current Hot Check Circuit
3
Specification
4
Application Range
4
Requirement for Test
4
Test Method
4
Rgb (Pc)
5
Component Video Input
5
Chroma & Brightness
5
DTV Mode
6
PC Mode
6
HDMI Input
6
Adjustment Instruction
7
Pcb Assembly Adjustment Items
7
Set Assembly Adjustment Items
7
Mac Address Download & Lan Test
7
PING Test(LAN Operating Test)
8
Main S/W Program Download
8
Using the Memory Stick
8
Adjustment Method
9
Lge Internal Use Only
9
RS-232C Command Method
9
EDID Data
9
EDID D/L Method
9
ADC Calibration: Comp 480I/Comp 1080P/Rgb
10
Check SW Version
11
SET Assembly Adjustment Method
11
Adjustment of White Balance: (Forautomatic Adjustment)
11
Input Area-Option
11
Lcd Tv
11
- Signal Condition
  11
- Adjustment of White Balance
  12
- Intelligent Sensor Inspection Guide
  12
- Edge LED Models with Local Dimming
  13
- Blue-Tooth Inspection Guide
  13
- Local Dimming Inspection
  13
- Preset CH Information
  13
- Internal Press Test
  14
- Motion Remote Controller Inspection
  14
- 3D Function Test
  14
- Preset CH Write Condition
  14
- Bluetooth S/W Upgrade by Using USB Drive Input
  15
- Exploded View
  17
- CAN H-NIM/NIM TUNER for TAIWAN
  23
- Panasonic (Isdb-T) Mn884433
  24
- Panasonic Demodulator Power(3.3V,1.2V)
  25
- If Agc Selection
  25
- Usb2 Option
  26
- Bluetooth for Bcm
  27
- From Lips & Power B/D
  31
- Ir & Key
  33
- Rs232C
  33
- Ethernet Connect
  33
- Wireless Ready Model
  37
- Wireless Power
  37
- Rs232C & Wireless
  37
- LED LCD TV Key Features
  47
Edge LED
49
- 32”Le5500/7500
  50
- 42”/47”/55”Le5500/7500, 42”/47Le8500
  50
- BCM High Block Diagram
  51
- BCM High Block Diagram (Output/Audio)
  52
- BCM High Block Diagram (Memory)
  53
- Block Diagram for Edge/Iop Backlight
  56
- 32/42/47/55Le7500, 32/42/47/55Le5500
  57
- 55Le7500, 55Le5500
  58
- 42/47Le8500
  59
- Interconnection – Sub PCB
  60
- Contents of LCD TV Standard Repair Process
  61
- Picture Broken/ Freezing
  64
- Picture Problem
  64
- Color Error
  65
- Video Error
  65
- Vertical / Horizontal Bar, Residual Image, Light Spot, External Device Color Error
  66
- 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
- Remote Control & Local Switch Checking
  71
- External Device Recognition Error
  72
- Circuit Noise, Mechanical Noise
  73
- Exterior Defect
  74
- Contents of LCD TV Standard Repair Process Detail Technical Manual
  75
- A18
  76
- (IOP & Edge 55") 20V
  80
- 24V
  80
- Pin Layout (24P) Power
  80
Gnd Gnd Gnd Gnd
80
GND GND GND NC Inverter on LE : NC
80
- IOP : PWM DIM #1
  80
Iop : Nc Nc
80
- LE : PWM DIM #1
  80
NC Error-Out
80
- Exchange T-Con Board
  87
- Exchange PSU(LED Driver)
  89
- Exchange the Module
  90
- Table of Contents
  93

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