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10.1. Main Block
IC601 : C2CBHF000281
Pin No.
Port
1
NC
2
NC
3
NC
4
AVSS
5
AF MUTE
6
AMP-CNT
7
AVREF
8
CD-SO
9
CD-SI
10
CD-SCK
11
CD.C DATA
12
BATT
13
CD.C CLK
14
REM OUT
15
BZOUT
16
PLL-DO
17
PLL-DI
18
PLL-CLK
19
PLL-CE
20
NC
21
NC
22
MUTE
23
NC
24
CD-STB
25
CD-A0
26
CD-RST
27
CD-RFOK
28
CD-LOCK
29
CD-LIMIT
30
CD-SW2
31
NC
32
NC
33
Vss1
34
NC
35
ST
36
IC2-CLK
37
IC2-DATA
38
S.LED
39
NC
40
NC
41
LCD-DI
42
LCD-DO
43
LCD-CLK
44
LCD-CE
45
POWER LED
46
ANT.CONT
47
NC
48
NC
49
REM-IN_SUB
50
NC
Descriptions
(Connecting to ground)
(Connecting to ground)
(Connecting to ground)
Analog ground
AF mute
Power Amp. stand-by
Reference voltage
CD data
CD data
CD clock
CD CH data
Battery level detection
CD.CH clock
CD.CH remote
Buzzer out
Data from PLL
Data for PLL
Clock for PLL
PLL chip enable
No connection
No connection
Mute control
No connection
CD strobe
CD address 0
CD reset
CD RFOK signal
CD lock signal
CD limit sw
CD SW2
No connection
No connection
Ground
No connection
FM stereo detection
Electronic volume clock
Electronic volume data
Not used
No connection
No connection
LCD data output
LCD data input
LCD clock
LCD chip enable output
Pilot lamp on
Not used
No connection
No connection
Remote control sig. sampling
No connection
I/O(V)
FM(V)
-
0
-
0
-
0
-
0
O
5.1
O
5.1
-
5.1
I
0
O
0
O
0
I
0
I
5.1
I
0
O
5.1
O
0
I
5.1
O
0
O
5.1
O
0
-
-
-
-
O
5.1
-
-
O
0
O
0
O
0
I
0
I
0
I
0
I
5.1
-
-
-
-
-
0
-
-
I
5.0
O
5.1
I/O
5.1
-
-
-
-
-
-
O
0
I
5.0
O
0
O
0
O
0
-
-
-
-
-
-
I
4.4
-
-
8
AM (V)
CD (V)
0
0
0
0
0
0
0
0
5.1
5.2
5.1
5.2
5.1
5.2
0
0
0
2.4
0
5.1
0
0
5.1
5.1
0
0
5.1
5.1
0
0
5.1
5.1
0
0
5.1
5.2
0
0
-
-
-
-
5.1
5.1
-
-
0
5.1
0
4.4
0
5.1
0
5.0
0
5.0
0
5.1
5.1
0
-
-
-
-
0
0
-
-
5.1
0
5.1
5.2
5.1
5.2
-
-
-
-
-
-
0
0
5.0
5.0
0
0
0
0
0
0
-
-
-
-
-
-
4.4
4.4
-
-
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