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Contents of LCD TV Standard Repair Process Detail Technical Manual

No. Error symptom Content Page Remarks

A. Video error_ No video/Normal audio

Check LCD back light with naked eye A1

2 LED driver B+ 24V measuring method A2

3 Check White Balance value A3

4 Power Board voltage measuring method A4

A. Video error_ No video/Video lag/stop

TUNER input signal strength checking method A5

7 LCD-TV Version checking method A6

A. Video error_Color error

LCD TV connection diagram A7

Check Link Cable (LVDS) reconnection

condition

12 Adjustment Test pattern - ADJ Key A10

A. Video error_Vertical/Horizontal bar,

residual image, light spot

LCD TV connection diagram A8

Check Link Cable (LVDS) reconnection

condition

15 Adjustment Test pattern - ADJ Key A10

Defected Type caused by T-Con/

Inverter/ Module

Exchange T-Con Board (1) A-1/5

17 Exchange T-Con Board (2) A-2/5

18 Exchange LED driver Board (PSU) A-3/5

55” : driver board

Other : PSU

19 Exchange Module itself (1) A-4/5

20 Exchange Module itself (2) A-5/5

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Only for training and service purposes

LGE Internal Use Only

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LG 55LB5610 Specifications

General

Screen shape	Flat
Response time	- ms
Display diagonal	55 \
Display brightness	- cd/m²
Native aspect ratio	16:9
Native refresh rate	50 Hz
LED backlighting type	-
Display diagonal (metric)	139 cm
Motion interpolation technology	MCI (Motion Clarity Index) 100
Tuner type	Analog & digital
Digital signal format system	DVB-T
Audio system	Virtual Surround
RMS rated power	20 W
Number of speakers	2
DVI-D ports quantity	0
USB 2.0 ports quantity	1
Product color	Black
Panel mounting interface	400 x 400 mm
Power consumption (standby)	- W

Weight and Dimensions