Haier L26K3 Service Manual page 33

Service Manual
Model No.:
4-4-2-3.L42K3
LVDS:
No Symbol
Ground
1 GND
NC No Connection
2
NC No Connection
3
NC No Connection
4
NC No Connection
5
NC No Connection
6
'H' =JEIDA , 'L' or NC = VESA
7
LVDS Select
VBR EXT External VBR (From System)
8
OPC OUT OPC output (From LCM)
9
OPC Enable 'H' = Enable , 'L' or NC = Disable
10
Ground
11 GND
12
R1AN FIRST LVDS Receiver Signal (A-)
13 R1AP
FIRST LVDS Receiver Signal (A+)
14 R1BN
FIRST LVDS Receiver Signal (B-)
R1BP
15 FIRST LVDS Receiver Signal (B+)
16 R1CN
FIRST LVDS Receiver Signal (C-)
17 R1CP FIRST LVDS Receiver Signal (C+)
Ground
18 GND
19 R1CLKN FIRST LVDS Receiver Clock Signal(-)
R1CLKP
20
FIRST LVDS Receiver Clock Signal(+)
Ground
21
GND
22 R1DN
FIRST LVDS Receiver Signal (D-)
23
R1DP FIRST LVDS Receiver Signal (D+)
24 R1EN
FIRST LVDS Receiver Signal (E-)
25
R1EP FIRST LVDS Receiver Signal (E+)
No connection or GND
26
Reserved
Pin No Symbol
1
V Power Supply +24.0V
BL
Power Supply +24.0V
2
V
BL
Power Supply +24.0V
3
V
BL
V
Power Supply +24.0V
4
BL
5
V Power Supply +24.0V
BL
6
GND Backlight Ground
7
GND Backlight Ground
8 GND Backlight Ground
9 GND Backlight Ground
10 GND Backlight Ground
11 VBR-A Analog Dimming
12 V Backlight ON/OFF control
ON/OFF
13 External PWM
EXTVBR-B
14 Status Lamp Status
32
Description No
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
-
Description
LG LC420WUN_SBD2
Symbol Description
'H' or NC= 10bit(D) , 'L' = 8bit
Bit Select
R2AN
SECOND LVDS Receiver Signal (A-)
R2AP
SECOND LVDS Receiver Signal (A+)
R2BN
SECOND LVDS Receiver Signal (B-)
R2BP
SECOND LVDS Receiver Signal (B+)
R2CN
SECOND LVDS Receiver Signal (C-)
R2CP
SECOND LVDS Receiver Signal (C+)
Ground
GND
R2CLKN
SECOND LVDS Receiver Clock Signal(-)
R2CLKP
SECOND LVDS Receiver Clock Signal(+)
Ground
GND
R2DN SECOND LVDS Receiver Signal (D-)
R2DP
SECOND LVDS Receiver Signal (D+)
R2EN
SECOND LVDS Receiver Signal (E-)
R2EP SECOND LVDS Receiver Signal (E+)
No connection or GND
Reserved
No connection or GND
Reserved
GND Ground
GND Ground
Ground
GND
NC No connection
VLCD Power Supply +12.0V
VLCD Power Supply +12.0V
VLCD Power Supply +12.0V
VLCD Power Supply +12.0V
- -