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PDF LC420WU1-SL01 Data sheet ( Hoja de datos )
| Número de pieza | LC420WU1-SL01 | |
| Descripción | WUXGA TFT LCD | |
| Fabricantes | LG | |
| Logotipo |  |
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Product Specification
SPECIFICATION
FOR
APPROVAL
LC420WU1
Liquid Crystal Display
www.DataSheet4U.com
( ) Preliminary Specification
( ) Final Specification
Title
42.0” WUXGA TFT LCD
BUYER
MODEL
General
SUPPLIER
LG.Philips LCD Co., Ltd.
*MODEL
LC420WU1
SUFFIX
SL01
*When you obtain standard approval,
please use the above model name without suffix
APPROVED BY
/
SIGNATURE
DATE
APPROVED BY
SIGNATURE
DATE
C. H. Och / G. Manager
REVIEWED BY
/ H. M. Moon / Manager
PREPARED BY
/ Y.H.Choi / Engineer
Please return 1 copy for your confirmation with
your signature and comments.
Ver. 1.0
July. 22, 2005
TV Product Development Dept.
LG. Philips LCD Co., Ltd
1 / 30
1 page  
Product Specification
LC420WU1
Liquid Crystal Display
2. Absolute Maximum Ratings
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The following items are maximum values which, if exceeded, may cause faulty operation or damage to the
LCD module.
Table 1. ABSOLUTE MAXIMUM RATINGS
Parameter
Symbol
Power Input
Voltage
LCM
Backlight inverter
VLCD
VBL
Value
Min Max
-0.3 +14.0
+21.6
+26.0
ON/OFF Control Voltage
VON/OFF
-0.3
+5.25
Brightness Control Voltage
Operating Temperature
Storage Temperature
VBr
TOP
TST
0
0
-20
+3.3
+40
+50
Operating Ambient Humidity
Storage Humidity
HOP
HST
10
10
90
90
Unit
VDC
VDC
VDC
VDC
C
C
%RH
%RH
Note : 1. Temperature and relative humidity range are shown in the figure below.
Wet bulb temperature should be 39 C Max. and no condensation of water.
Remark
at 25 ± 2 C
Note 1
90%
60
Wet Bulb
Temperature [ C]
50
40
30
20
10
0
60%
40%
10%
-20 0 10 20 30 40 50 60 70 80
Dry Bulb Temperature [ C]
Storage
Operation
Ver. 1.0
July. 22, 2005
5 / 30
5 Page 
Product Specification
LC420WU1
Liquid Crystal Display
3-2-2. Backlight Inverter
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)
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Table 7. INVERTER CONNECTOR PIN CONFIGULATION
Pin No
Symbol
Description
1 VBL Power Supply +24.0V
2 VBL Power Supply +24.0V
3 VBL Power Supply +24.0V
4 VBL Power Supply +24.0V
5 VBL Power Supply +24.0V
6
GND
POWER GND
7
GND
POWER GND
8
GND
POWER GND
9
GND
POWER GND
10
GND
POWER GND
11 VBR 0V ~ 3.3V
12
On/Off
0V ~ 5.0V
Master
VBL
VBL
VBL
VBL
VBL
GND
GND
GND
GND
GND
VBR
On/Off
Slave
VBL
VBL
VBL
VBL
VBL
GND
GND
GND
GND
GND
Don’t care
Don’t care
Note
1
2
3
Option Pin(Lamp Open Status Detection)
1
GND
POWER GND
Upper 3.0V(Normal),
2 Status
Under 0.7V(Abnormal)
Component side
GND
Status
PCB 1 2 3
11 12
Note : 1. GND should be connected to the LCD module’s metal frame.
2. Minimum Brightness : VBR = 0.0V
Maximum Brightness : VBR = 3.3V
3. VON : 2.5 ~ 5.0V
VOFF : -0.3 ~ 0.5V
12
Top
Bottom
Ver. 1.0
July. 22, 2005
11 / 30
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