LG M237WD-PMJ, Service Manual

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- 7 - Copyright LG Electronics. Inc. All right reserved.
Only for training and service purposes LGE Internal Use Only
C
2009
No Item Specification Remarks
1. Receiving System ATSC/64 &256 QAM/NTSC-M USA ONLY
2. Available Channel 1)VHF :02~13
2)UHF :14~69
3)DTV :02-69
4)CATV :01~135
5)CADTV :01~135
3. Input Voltage 1)AC 100 ~ 240V 50/60Hz
4. Market North America
5. Screen Size 23 inch Wide(23.00 inch)
6. Aspect Ratio 16:9
7. LCD Module LM230WF1-TLA1(1920 x1080) Non-Glare,Wide,LPL TN
8. Operating Environment 1)Temp :0 ~40 deg
2)Humidity :~80 %
9. Storage Environment 1)Temp :-20 ~60 deg
2)Humidity :0 ~90 %
4.2 TV
5. Optical characteristic specification
5.1 Chroma &Brightness.
No. Item
Specification
Remark
Min typ Max
1. Viewing Angle<CR>10> Right/Left 70/70 85/85
Up/Down 60/70 75/85
2. Luminance Luminance 25 0 300
DVI or RGB
(cd/m2) - Stnadard, 6500K
- Full White (100IRE)
Variance(%) 75
3. Contrast Ratio CR 600 1000 Full White/ Full black
4. Color Coordinates White Wx 0.313
[CIE 1931] Wy 0.329
RED Rx Typ 0.644 Typ DVI or RGB
Ry 0.336
-0.03
- Stnadard, 6500K
Green Gx 0.295 - Full White (100IRE)
Gy 0.614
Blue Bx 0.146
By 0.072
* Optical Test Condition
- Surrounding Brightness Level : dark
- Surrounding Temperature : 25 ± 5°C
- warm-up Time : 30 Min
- Contrast, Brightness : Outgoing condition
- *Incase of Vivid Mode, high level saturation may be occurred.Check gray linearity at standard mode.
* Active area
- Active area of LCD PANEL is in bezel of cabinet.
- Interval between active area and bezel
| A-B|<1.0 mm , | C-D|<1.0 mm
A: Interval between left of active area and bezel
B: Interval between right of active area and bezel
C: Interval between top of active area and bezel
D: Interval between bottom of active area and bezel
C
B
D
A
Active Area
Bezel