LG 47LM620T User Manual

Contents of LCD TV Standard Repair Process Detail Technical Manual
No. Error symptom Content Page Remarks
1
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
6
A. Video error_ No video/Video lag/stop
TUNER input signal strength checking method A6
7 LCD-TV Version checking method A7
9
A. Video error_Color error
LCD TV connection diagram A8
10 Tuner Checking Part A9
11 Check Link Cable (LVDS) reconnection condition
A10
A11
A10 : 32/37/42/47/55
A11 : 32 AUO
12 Adjustment Test pattern - ADJ Key A12
13
A. Video error_Vertical/Horizontal bar,
residual image, light spot
LCD TV connection diagram A8
14 Check Link Cable (LVDS) reconnection condition
A10
A11
A10 : 32/37/42/47/55
A11 : 32 AUO
15 Adjustment Test pattern - ADJ Key A12
16
<Appendix>
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 : PS
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

LG 47LM620T Specifications

General

Display diagonal	47 \
LED backlighting type	-
Screen format adjustments	4:3, 14:9, 16:9, Zoom
Motion interpolation technology	MCI (Motion Clarity Index) 400
3D	Yes
3D glasses quantity	4
Product color	Black
Panel mounting interface	400 x 400 mm
Audio system	Infinite Surround
RMS rated power	20 W
Number of speakers	2
DVI port	No
HDMI version	1.4
DVI-D ports quantity	0
USB 2.0 ports quantity	3
Component video (YPbPr/YCbCr) in	1
Consumer Electronics Control (CEC)	Anynet+
Audio formats supported	AAC, AC3, MP3, PCM
Image formats supported	JPG
Video formats supported	DIVX
AC input voltage	100 - 240 V
AC input frequency	50 - 60 Hz
Power consumption (standby)	0.3 W
Power consumption (typical)	63 W

Weight and Dimensions

Depth (with stand)	263 mm
Height (with stand)	722 mm
Weight (with stand)	17800 g
Depth (without stand)	35.5 mm
Width (without stand)	1089 mm
Height (without stand)	655 mm
Weight (without stand)	15600 g