LC420WU1-SL01 LG, LC420WU1-SL01 Datasheet - Page 11

• Manufacturer Part Number: LC420WU1-SL01
• Description: WUXGA TFT LCD
• Manufacturer: LG

Note : 1. GND should be connected to the LCD module’s metal frame.
3-2-2. Backlight Inverter
Table 7. INVERTER CONNECTOR PIN CONFIGULATION
Pin No
Option Pin(Lamp Open Status Detection)
Ver. 1.0
Input Connector
-Inverter Connector : S12B-PH-SM3(manufactured by JST) or Equivalent
-Mating Connector : PHR-12 or Equivalent
Status Connector
-Inverter Connector : 20022WR-02A00(manufactured by Yeon Ho co., Korea)
-Mating Connector : 20022HR-02S00(manufactured by Yeon Ho co., Korea)
10
11
12
1
2
3
4
5
6
7
8
9
1
2
2. Minimum Brightness : V
3. V
Component side
Maximum Brightness : V
V
ON
OFF
Symbol
: 2.5 ~ 5.0V
: -0.3 ~ 0.5V
On/Off
PCB
Status
GND
GND
GND
GND
GND
GND
V
V
V
V
V
V
BR
BL
BL
BL
BL
BL
1
POWER GND
Upper 3.0V(Normal),
Under 0.7V(Abnormal)
POWER GND
POWER GND
POWER GND
POWER GND
POWER GND
0V ~ 3.3V
0V ~ 5.0V
Power Supply +24.0V
Power Supply +24.0V
Power Supply +24.0V
Power Supply +24.0V
Power Supply +24.0V
2
3
BR
BR
= 0.0V
= 3.3V
Input connector
Description
Product Specification
July. 22, 2005
11
12
Master
On/Off
Status
GND
GND
GND
GND
GND
GND
V
V
V
V
V
V
BR
BL
BL
BL
BL
BL
Status connector
1 1
Bottom
2
Don’t care
Don’t care
Slave
GND
GND
GND
GND
GND
V
V
V
V
V
BL
BL
BL
BL
BL
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Liquid Crystal Display
Note
LC420WU1
1
2
3
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