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Contents of LCD TV Standard Repair Process Detail Technical Manual

No. Error symptom Content Page Remarks

B. Power error_No

power

Check front display LED A17

22 Check power input Voltage & ST-BY 5V A18

23 Checking method when power is ON A19

24 POWER BOARD voltage measuring method A4

B. Power error_Off

when on, off while

viewing

POWER OFF MODE checking method A22

B. Power error_Off

when on, off while

viewing

POWER BOARD PIN voltage checking method A19

C. Audio error_No

audio/Normal video

Checking method in menu when there is no

audio

A24

Voltage and speaker checking method when

there is no audio

A25

C. Audio error_Wrecked

audio/discontinuation

Voltage and speaker checking method in

case of audio error

A25

D. Function error_ No response in

remote controller, key error

Remote controller operation checking method A27

32 D. VCOM Adjustment Sequence of the Vcom

adjustment A28

Continued from previous page

Only for training and service purposes

LGE Internal Use Only

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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