Pioneer CT-F10 서비스 매뉴얼 - 페이지 27

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Pioneer CT-F10 서비스 매뉴얼
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3 7 63 1515 0

7.2 PARTS

7.2.1 IC
• 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
No. Pin Name I/O
1
DIMR 1
2
DIMR 2
3
XMOTOR
4
S.CLK
5
XRESET
6
E+5V
7
NC
8
E+5V
9
GNDD
10 CF1
11 CF2
12 E+5V
TE
L 13942296513
13 KEY1
14 KEY2
15 MS
16 PROTECT
17 XMODE
18 NC
19 XRECR
20 XCrO
(SW)
2
21 NC
22 XRECF
23 SENSE
24 NC
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http://www.xiaoyu163.com
Pin Function
O BLUE LED Dimmer control 1
O BLUE LED Dimmer control 2
O Cassette mechanism main motor control
I
System bus clock
I
Reset input
I
Connect to V
DD
−
Not used
I
Connect to V
DD
−
GND
I
Connected to ceramic oscillator ( 6 MHz)
O
−
Power supply +5V
I
AD key data input
I
I
MS audio signal input
I
Protection network ditection input
I
Cassette mechanism mode SW input
−
Not used
I
REV REC detection SW input
I
CrO
position detection SW input
2
–
Not used
I
FWD REC detection SW
I
Sensing pulse input
−
Not used
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http://www.xiaoyu163.com
8
No. Pin Name I/O
25 SENSE 2
26 MODEL
27 S.DOUT
28 S.DIN
29 NC
30 XTEST
31 LEDRVSM
32 LEDPLAY
33 LEDREC
34 D.DATA
35 LEDDOLBY
Q Q
36 D.CLK
3
6 7
1 3
37 XPB MUTE
38 D.REQ
39 DOLBY
40 LOAD 1
41 LOAD 2
42 NC
43 PB/XREC
44 RECMUTE
45 XCrO
46 BIAS
47 XFWD/RVS
48 NC
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2 9
9 4
2 8
Pin Function
I
Sensing pulse input 2
I
Model switch input
O System bus output data
I
System bus input data
−
Not used
I
Test mode detection input
O Dir LED(RVS MODE) ON/OFF
O PLAY LED (ON/OFF)
O Dir LED(REC) ON/OFF
O
Display bus Data control
O Dolby LED (ON/OFF)
O
Display bus Clock control
1 5
0 5
8
2 9
9 4
O PB MUTE control
I
Display bus Request
O DOLBY NR control
O Loader mechanism motor close control (+)
O Loader mechanism motor close control (–)
−
Not used
O DOLBY PB/REC control
O REC MUTE control
O Normal / CrO
control
2
2
O BIAS control
O Head (FWD/RVS)SNLG Switch
−
Not used
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CT-F10
9 9
2 8
9 9
27