Daewoo AKF-8825 series, Service Manual

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FUNCTION OF MICOM IC
34
PIN
18
32
33
34
35
36
37
56
57
58
51
50
49
48
10
46
17
19
20
21
16
PIN NAME
PD0
PQ0
PP3
PP2
PP1
PP0
PO3
INT0
PJ3
PJ2
POWER CONTROL PORT.
POWER OFF --> LOW, POWER ON --> HIGH
REMOCON KEY SOURCE OUTPUT PORT PIN
OUTPUT IS LOW EXCEPT SCAN OUT
CD-C DISPLAY DATA INPUT PORT
CD-C CONTROL DATA OUTPUT PORT
CD-C MODE ON OUTPUT PORT. CD-C PLAY MODE
:HIGH, AND OUTPUT IS LOW IN STARTING AND OTHERS
CONDITIONS
PANEL IN : LOW
PANEL OUT : LOW
WARNING LED OUTPUT PORT
PL1
PL2
PL3
PM0
PF0
PM2
PD1
PC3
PC2
PC1
PD2
DESCRIPTION
I/O
O
O
O
O
O
O
O
I
O
O
I
I
O
I
I
O
I
O
O
O
O
11
12
13
14
LCD DRIVER IC INTERFACE PORTS.
PE3
PE2
PE1
PE0
I
O
O
O