Pin Description; Ic401 - Sony CFD-K10 Service Manual

sEcTtoN 3
PIN DESCRIPTION
3.1, PIN DESCRIPTION
. t c 4 0 1 M 5 0 7 2 0 - 1 4 7 S P
Pin No.
Name
t/o
Pin Description
I STAN.IN
I
Indicates STANBY setting. (active : H)
2
SLEEP.IN
I
SLEEP ON input terminal. (active : H)
TIMER-IN I
TIMER ON input terminal. (active : H)
,l
X.OUT
o
System clock input. (ceramic oscillator, 500kHz)
E X.IN
I
o
CE I
Input for recovering from BUM (Back Up Mode).
7 RESET System reset input terminal.
8
VDD Power supply voltage
9 CNTR
(Not used)
10 INT
I
BUM/SUM (Set Up Mode) switching input.
1 1
Recovery wait time setting.
t2 MUTE
o
MUTE ON
13
o.s
o
L pulse output to INT.
I4 S/T.C
o
Forces timer off.
t a
R.TRIG
o
Radio DATA transfer enable.
l o
R.DATA 1
o
4-bit parallel DATA output.
7 7 R.DATA 2
18
R.DATA 3
o
19 R.DATA 4
o
20,2L
GND Ground terminals
22
SOURCE S 1
(TAPE)
o
Function select output terminals.
23
SOURCE S 2
(RADTO)
o
24
SOURCE S 3
(cD)
o
25
SOURCE S 4
(LINE)
o
26
MD.DATA 1
o
3-bit parallel DATA output terminals for MD operation.
27 MD.DATA 2
o
28 MD.DATA 3
o
29 REC
o
MD REC operating signal output terminal.
30
A/B.SEL
o
A/B DECK switching output terminal.
31
F\A/D/REV.SEL
I FWD/REV memory input terminal.
32
MD.TRIG
o
a a NC
J4l
VOL.UP
o
VOL control output terminals.
J J
vol..Do\4rN
o
J O
RMC
I Remote control input terminal.
37 POWER O/F
I
POWER ON/OFF control terminal.
38 FUN.TAPE I Function Tape select terminal.
39
FUN.RADIO
Function Radio select terminal.
40 FUN.CD I Function CD select terminal.
4 1 FUN.LINE I Function LINE IN select terminal.
TIMER.SEL I
TIMER PB/REC select terminal.
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