LG Electronics 425030, 425010, 425020 service manual 更多难得资料请到江南家电维修论坛免费下载！ http//bbs.520101.com

更多难得资料请到江南家电维修论坛免费下载！ http://bbs.520101.com

6.3 47"LCD Module

No.	Item	Specification		Min.	Typ.	Max.	Remark
1.	Viewing Angle<CR>10>	Right/Left/Up/Down		80	88
2.	Luminance	Luminance (cd/m2)		450	500
		Variation			-	1.3	MAX / MIN
3.	Contrast Ratio	CR		1800	2000
4.	CIE Color Coordinates	White	WX	Typ	0.280	Typ	CMO(47")
			WY	-0.03	0.285	+0.03
		RED	Xr		0.638
			Yr		0.331
		Green	Xg		0.272
			Yg		0.590
		Blue	Xb		0.144
			Yb		0.068

1)Stable for approximately 60 minutes in a dark environment at 25±2_ and windless room

2)Ambient Humidity: 50±1%RH

3)Supply Voltage: 12V

4)Lamp Current: 5.2±0.5mA

5)Oscillating Frequency: 66±3KHz

6)Frame rate: 60Hz

6.4 52"LCD Module

No.	Item	Specification		Min.	Typ.	Max.	Remark
1.	Viewing Angle<CR>10>	Right/Left/Up/Down		70	88
2.	Luminance	Luminance (cd/m2)		360	450
		Variation			-	1.25	MAX / MIN
3.	Contrast Ratio	CR		1000	1500
4.	CIE Color Coordinates	White	WX	Typ	0.272	Typ	SHARP(52")
			WY	-0.03	0.277	+0.03
		RED	Xr		0.640
			Yr		0.330
		Green	Xg		0.280
			Yg		0.600
		Blue	Xb		0.150
			Yb		0.060

1)Standard Test Condition (The unit has been ‘ON’)

2)Stable for approximately 30 minutes in a dark environment at 25±2_

3)The values specified are at approximate distance 40Cm from the LCD surface

4)Ta=25°C, Vcc=12.0V, VINV =24.0V, VBRT=3.3V, Timing: 60Hz (typ. value)

5)Measurement condition: Set the value of VBRT to maximum luminance of white.

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