27
CT-F10
• The information shown in the list is basic information and may not correspond exactly to that shown in the schematic diagrams.
PDC060A (MAIN UNIT : IC2501)
• System Microcomputer
•
Pin Function
7.2 PARTS
7.2.1 IC
No. Pin Name I/O
Pin Function
No. Pin Name I/O
Pin Function
1
DIMR 1
O
BLUE LED Dimmer control 1
25
SENSE 2
I
Sensing pulse input 2
2
DIMR 2
O
BLUE LED Dimmer control 2
26
MODEL
I
Model switch input
3
XMOTOR
O
Cassette mechanism main motor control
27
S.DOUT
O
System bus output data
4
S.CLK
I
System bus clock
28
S.DIN
I
System bus input data
5
XRESET
I
Reset input
29
NC
−
Not used
6
E+5V
I
Connect to V
DD
30
XTEST
I
Test mode detection input
7
NC
−
Not used
31
LEDRVSM
O
Dir LED(RVS MODE) ON/OFF
8
E+5V
I
Connect to V
DD
32
LEDPLAY
O
PLAY LED (ON/OFF)
9
GNDD
−
GND
33
LEDREC
O
Dir LED(REC) ON/OFF
10
CF1
I
Connected to ceramic oscillator ( 6 MHz)
34
D.DATA
O
Display bus Data control
11
CF2
O
35
LEDDOLBY
O
Dolby LED (ON/OFF)
12
E+5V
−
Power 5V
36
D.CLK
O
Display bus Clock control
13
KEY1
I
AD key data input
37
XPB MUTE
O
PB MUTE control
14
KEY2
I
38
D.REQ
I
Display bus Request
15
MS
I
MS audio signal input
39
DOLBY
O
DOLBY NR control
16
PROTECT
I
Protection network ditection input
40
LOAD 1
O
Loader mechanism motor close control (+)
17
XMODE
I
Cassette mechanism mode SW input
41
LOAD 2
O
Loader mechanism motor close control (–)
18
NC
−
Not used
42
NC
−
Not used
19
XRECR
I
REV REC detection SW input
43
PB/XREC
O
DOLBY PB/REC control
20
XCrO
2
(SW)
I
CrO
2
position detection SW input
44
RECMUTE
O
REC MUTE control
21
NC
–
Not used
45
XCrO
2
O
Normal / CrO
2
control
22
XRECF
I
FWD REC detection SW
46
BIAS
O
BIAS control
23
SENSE
I
Sensing pulse input
47
XFWD/RVS
O
Head (FWD/RVS)SNLG Switch
24
NC
−
Not used
48
NC
−
Not used
