Samsung AW0503B Service Manual page 37

Block Diagram
7-2-2 Micom pin assignment
SEG-DATA(c)
SEG-DATA(b)
GRID4
GRID3
10MHz RESONATOR
10MHz RESONATOR
TEST
GRID2
GRDI1
RESET IC OUTPUT
KEY-IN1
KEY-IN2
REMOCON
EEPROM CS
LOW FAN
COMPERSSOR
MIDDLE FAN
HIGH FAN
4-WAY VALVE
7-2
KS88C4716
1 P0.1
2 P0.0
3 P4.3
4 P4.2
5 VDD
Vcc
6 VSS
Vss
7 Xout
8 Xin
9 TEST
10 P4.1
11 P4.0
12 RESET
13 P2.0
14 P2.1
15 P2.2
16 P2.3
17 P2.4
18 P2.5
19 P2.6
20 P2.7
21 P4.5
22 AVref
Vcc
P4.4 44
GRID5
P0.2 43
SEG-DATA(d)
P0.3 42
SEG-DATA(e)
P0.4 41
SEG-DATA(f)
P0.5 40
SEG-DATA(g)
P0.6 39
SEG-DATA(h)
P0.7 38
SEG-DATA(a)
P1.0 37
EEPROM CLK
P1.1 36
EEPROM IN
P1.2 35
EEPROM OUT
P1.3 34
BUZZER
P1.4 33
OPTION
P1.5 32
JIG OUTPUT
P3.7 31
OPTION
P3.6 30
SENSOR THERMIS-
P3.5 29
TOR(103AT)
P3.4 28
OPTION
P3.3 27
OPTION
P3.2 26
OPTION
P3.1 25
OPTION
P3.0 24
SAVE OPTION
AVss 23
SWING MOTOR
GND
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