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Pin No.
Mark
I/O
17
D4-
O
18
D4+
O
19
NC
-
20
PGND2 -
21
PVCC2 I
22
NC
-
23
VCC
I
24
VREF
I
25
IN4
I
26
IN3
I
27
RSTIN
I
28
NC
-
14.4. IC600 (C2BBGF000313) System Microprocessor
Pin No.
Mark
1
DECK2
2
KEY3
3
KEY2
4
KEY1
5
NC
6
CHG_AD2 I
7
CHG_AD1 I
8
CDRST
9
STATUS
10
LM_L
11
LM_R
12
ST/DO/
SQCK
13
SD
14
SUBQ
Function
Motor driver (4) reverse-
action output
Motor driver (4) forward-
action output
N.C.
Ground connection (2)
for driver
Power supply (2) for
driver
N.C.
Power supply terminal
Reference voltage input
Motor driver (4) input
Motor driver (3) input
Reset terminal
N.C.
I/O
Function
I
Tape mecha
condition input (Half2/
Reci_F/Mode/ Reci_R)
I
Key 3 input
I
Key 2 input
I
Key 1 input
-
NC
(Position/ bottom)
Chngr sw A-D
detection input 2
(Open Clamp) Chngr
sw A-D detection
input 1
O
CD reset output
I
CD signal processor
status input (INV)
I
Level meter left
I
Level meter right
I/O
Tuner if data/stereo
input and CD
subcode clock output
I/O
Tuner signal detect
input
I
CD subcode data
input (INV)
42
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