LG MW-60SZ12 Service Manual page 32

No. Symbol
PB N.C.
6
KEY_IN3
PB
7
PC KEY_OUT1
0
PC KEY_OUT2
1
PC KEY_OUT3
2
PC SDAT
3
PC SCLK
4
PC ET7050-CSEL
5
PC M62352_CS
6
PC M62352_CS2
7
P1 VREF
1
P1 VMID
2
P1 RLCCOM
3
P1 RNRSH
4
P1 RNRSL
5
P1 GLCCOM
6
GNRSH
P1
7
P1 GNRSL
8
P1 BLCCOM
9
P1 BNRSH
10
P1 BNRSL
11
P1 N.C.
12
P2 N.C.
1
P2 N.C.
2
P2 MOUSE_RESET
3
P2 UDI
4
P2 LRI
5
P2 COR_CON
6
P2 N.C.
7
P2 N.C.
8
P2 MUTE
9
P2 N.C.
10
P2 TEMP_REF
11
P2 N.C
12
PL LAMP_LED1
0
PL LAMP_LED2
1
PL TEMP_LED1
2
PL TEMP_LED2
3
PL OPER_LED1
4
PL OPER_LED2
5
PL N.C
6
PL N.C
7
I/O Active Reset
No connection
I
I
7
O H/L
7
O H/L
7
H/L
O
7
O H/L
7
O H/L
7
O H/L
7
H/L
O
7
O H/L
7
O Analog
7
O Analog
7
O Analog
7
O Analog
7
O Analog
7
O Analog
7
O Analog
7
O Analog
7
O Analog
7
Analog
O
7
O Analog
7
O Analog No connection
No connection
No connection
O H/L
7
O H/L
7
O H/L
7
O H
7
No connection
No connection
O
7
No connection
O Analog
7
No connection
H/L
O
7
O H/L
O H/L
7
O H/L
O H/L
7
O H/L
No connection
No connection
- 32 -
Function
Inputs for KEY Scanning
KEYPAD polling output 1
KEYPAD polling output 2
KEYPAD polling output 3
ET7050,M62352 data line
ET7050,M62352 clock line
ET7050 chip selection (enable) line
M62352 selection (enable) line
M62352 selection (enable) line
Full-scale setting voltage
Center video signal setting voltage
Potential of opposing electrode of liquid crystal panel(red)
TFT panel auxiliary signal input A(red)
TFT panel auxiliary signal input B(red)
Potential of opposing electrode of liquid crystal panel(green)
TFT panel auxiliary signal input A(green)
TFT panel auxiliary signal input B(green)
Potential of opposing electrode of liquid crystal panel(blue)
TFT panel auxiliary signal input A(blue)
TFT panel auxiliary signal input B(blue)
Mouse IC(AT89C51) reset signal out
TFT panel Y direction select
TFT panel X direction select/scan direction switch
Uniformity on/off
Sound IC mute port on
Reference voltage for high temperature detect of thermist.
Lamp indicator
Temp indicator
Operating indicator