LG MW-60SZ12 Service Manual page 30

2. Block Diagram
SDA
SCL
N.C
E_SDA
E_SCL
SDA_2
SCL_2
N.C
N.C
M62320
(LED Control)
VREF P1
VMID P1
RLCCOM P1
RNRSH P1
RNRSL P1
GLCCOM P1
PW164
A2~A1
D15~D0
IRRCVR0
WE
IRRCVR1
RD
PORTA0
PORTB0
PORTA1
PORTB1
PORTA2
PORTB2
PORTA3
PORTB3
PORTA4
PORTB4
PORTA5
PORTB5
PORTA6
PORTB6
PORTA7
PORTB7
EXTINT0
CS0
CS1
EEPROM
24LC256
VPC3230D
FLI2200(Faroudja)
ET7050
M62352 CS
1 st
P1
1 7
P1
2 8
P1
3 9
P1
4 10
P1
5 11
P1
6 12
2
16
SCDT
N.C
TEMP_DET
LAMP_ON_DET
CASE_DET
PC_SEL2
WP
N.C
KEY_OUT1
KEY_OUT2
KEY_OUT3
SDAT
SCLK
ET7050_CSEL
M62352_CS
M62352_CS2
GNRSH
GNRSL
BLCCOM
N.C
BNRSH
MOUSE_RESET
BNRSL
UDI
N.C
LRI
COR_CON
N.C
- 30 -
A1~A0
8
D7~D0
WE
RD
CS
8255A
Parallel
Controller
3503_CS
PA
0
62352_CS1
PA
1
SDAT5
PA
2
SCLK5
PA
3
N.C.
PA
4
CASE_DET
PA
5
POWER_KEY
PA
6
LAMP_DET
PA
7
FAN2-DET
PC PB
0 0
KEY_IN1
PC PB
1 1
V_480IP_DET
PC PB
2 2
LAMP_DET
PC PB
3 3
KEY_IN2
PC PB
4 4
FAN_DET
PC PB
5 5
N.C
PC PB
6 6
KEY_IN3
PC PB
7 7
M62352 CS
2nd
P2 P2
1 7
P2 P2
2 8
P2 P2
3 9
P2 P2
4 10
P2 P2
5 11
P2 P2
6 12
N.C
MUTE
N.C
TEMP_REF
N.C
N.C