LG M2250D Service Manual

ⓒ LG Electronics. Inc.2011
Contents of LCD TV Standard Repair Process
No. Error symptom (High category) Error symptom (Mid category) Page Remarks
1
A. Video error
No video/Normal audio 1
2 No video/No audio 2
3 Video error, video lag/stop 3
4 Color error 4
5
Vertical/Horizontal bar, residual image,
light spot, external device color error
5
6
B. Power error
No power 6
7
Off when on, off while viewing, power auto
on/off
7
8
C. Audio error
No audio/Normal video 8
9 Wrecked audio/discontinuation/noise 9
10
D. Function error
No response in remote controller, key error,
recording error, memory error
10
11 External device recognition error 11
12 E. Noise Circuit noise, mechanical noise 12
13 F. Exterior error Exterior defect 13
1. Trouble Shooting

LG M2250D Specifications

General

3D	No
Aspect ratio	16:9
Display diagonal	21.5 \
Viewing angle, vertical	160 °
Contrast ratio (dynamic)	5000000:1
Display number of colors	16.78 million colors
Viewing angle, horizontal	170 °
Display brightness (typical)	250 cd/m²
Supported graphics resolutions	1920 x 1080 (HD 1080)
Audio input	Yes
USB hub version	2.0
DVI-I ports quantity	0
Annual energy consumption	89 kWh
Power consumption (standby)	0.5 W
Power consumption (typical)	61 W
Product color	Black
Market positioning	-
Panel mounting interface	100 x 100 mm

Weight and Dimensions

Depth (without stand)	59.5 mm
Width (without stand)	509.1 mm
Height (without stand)	403 mm
Weight (without stand)	2900 g