LG M2550D Service Manual

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Copyright ©2011 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
7. Timing
7.1 RGB/ HDMI (PC)
No. Resolution H-freq(kHz) V-freq(Hz) Pixel clock(MHz) Remark
1. 720*400 31.468 70.080 28.321
2. 640*480 31.469 59.940 25.175
3. 640*480 37.500 75.000 31.500
4. 800*600 37.879 60.317 40.000
5. 800*600 46.875 75.000 49.500
6. 1024*768 48.363 60.004 65.000
7. 1024*768 60.023 75.029 78.750
8. 1152*864 67.500 75.000 108.000
9. 1280*720 45.000 60.000 74.250
10. 1280*800 49.702 59.810 83.500
11. 1280*1024 63.981 60.020 108.000
12. 1280*1024 79.976 75.025 135.000
13. 1400*1050 65.317 59.978 121.750
14. 1440*900 55.935 59.887 106.500
15. 1600*900 60.000 60.000 108.000
16. 1680*1050 64.674 59.883 119.000
17. 1680*1050 65.290 59.954 146.250
18. 1920*1080 67.500 60.000 148.500
No. Resolution H-freq(kHz) V-freq(Hz) Pixel clock(MHz) Remark
1 720* 480 31.469 / 31.5 59.94 / 60 27.00/ 27.03 SDTV 480P
2. 720*576 31.25 50.00 27.864 SDTV 576P
3. 1280*720 37.50 50.00 74.250 HDTV 720P
4 1280* 720 44.96 / 45 59.94 / 60 74.17/ 74.25 HDTV 720P
5 1920* 1080 33.72 / 33.75 59.94 / 60 74.17/ 74.25 HDTV 1080I
6 1920* 1080 28.125 50.00 74.25 HDTV 1080I
7 1920* 1080 27.00 24 74.25 HDTV 1080P
8 1920* 1080 33.75 30.00 74.25 HDTV 1080P
9 1920* 1080 56.250 50 148.5 HDTV 1080P
10 1920* 1080 67.43 / 67.5 59.94 / 60 148.35/ 148.50 HDTV 1080P
7.2 HDMI (DTV)
6. Power Consumption
1 Operating Condition Sync (H/V) Video LED Wattage Condition
Power S/W On On Typ. On/On Active On 40 W * Energy Saving Spec
mode Max. On/On Active On 50 W - Off : 100%
Sleep mode. On/On Active ON(20%) 1 W - Minimum : Below 90%
- Medium : Below 80%
Power S/W Off Off mode - Off Off 0.5W - Maximum : Below 70%
* LED(SET) operation : The brightness of the power indicator will be reduced by 20% when the TV is in power-
saving mode.

LG M2550D Specifications

General

3D	No
Aspect ratio	16:9
Display surface	Matt
Display diagonal	25 \
Viewing angle, vertical	160 °
Contrast ratio (dynamic)	5000000:1
Display number of colors	16.78 million colors
Viewing angle, horizontal	170 °
Digital vertical frequency	56 - 75 Hz
Digital horizontal frequency	30 - 83 kHz
Display brightness (typical)	250 cd/m²
Supported graphics resolutions	1920 x 1080 (HD 1080)
Audio system	Dolby Surround X
TV tuner integrated	Yes
Screen format adjustments	4:3, 14:9, 16:9
Digital signal format system	DVB-C, DVB-T
Certification	TUV-GS, FCC-B, CE.
Product color	Black
Market positioning	-
Compliance industry standards	DDC2B
RMS rated power	6 W
Number of speakers	2
USB hub version	2.0
DVI-I ports quantity	0
LED indicators	Power
Tilt angle range	-5 - 15 °
Panel mounting interface	200 x 100 mm
AC input voltage	100 - 240 V
AC input frequency	50 - 60 Hz
Power consumption (standby)	0.3 W
Power consumption (typical)	50 W
Cables included	AC, VGA
Sustainability certificates	ENERGY STAR

Weight and Dimensions

Depth (with stand)	180 mm
Height (with stand)	451 mm
Weight (with stand)	4850 g
Depth (without stand)	53 mm
Width (without stand)	595 mm
Height (without stand)	382 mm
Weight (without stand)	4280 g