General Information - Pioneer A-307R Service Manual

A-307R, A-207R

7. GENERAL INFORMATION

7.1 IC
7 PD5443A (FRONT R ASSY : IC601)
¶ REMOTE CONTROL AMP MICROCOMPUTER
¶ ¶ Pin Assignment (Top view)
¶ ¶ Pin Function
No. Pin name I/O
1 P5 I Remote control signal input pin.
3
2 O STB for TC9163N.
P1 /S
7 RDY
3 P1 /CLK O CLOCK for TC9163N.
6
4 P1 /S O DATA for TC9163N.
5 OUT
5 P1 /S O CD INDICATOR.
4 IN
6 P1 /T O TUNER INDICATOR.
3 1
7 P1 /T O PHONO INDICATOR.
2 0
8 P1 O LINE INDICATOR.
1
9 P1 O TAPE1 INDICATOR.
0
10 P2 /IN O SPEAKER-A INDICATOR.
7 7
11 P2 /IN O SPEAKER-B INDICATOR.
6 6
12 P2 /IN O LOUDNESS INDICATOR.
5 5
13 P2 /IN O Not used.
4 4
14 P2 /IN O Not used.
3 3
15 P2 /IN O DIRECT INDICATOR.
2 2
16 P2 /IN O TAPE2 INDICATOR.
1 1
17 P2 /IN O FUNCTION switch MUTE.
0 0
18 V I Pulls up to 5V.
REF
19 X I 4.19MHz .
IN
20 X O Ceramic vibrating and connecting terminal.
OUT
21 V - Digatal GND.
SS
22 V - Power supply +5V.
CC
23 P5 /X I SPEAKER-B KEY input.
0 CIN
26
1
P5 SR
3
2
P1 /S STB
7 RDY
3
P1 /CLK CLK
6
4
P1 /S DATA
5 OUT
5
P1 /S CD-IND
4 N
6
P1 /T TU-IND
3 1
7
P1 /T PH-IND
2 0
8
P1 LI-IND
1
9
P1 T1-IND
0
10
P2 /IN SPA-IND
7 7
11
P2 /IN SPB-IND
6 6
12
P2 /IN LOU-IND
5 5
13
P2 /IN NC
4 4
14
P2 /IN NC
3 3
15
P2 /IN DIR-IND
2 2
16
P2 /IN T2-IND
1 1
17
P2 /IN F-MUTE
0 0
18
V V
REF REF
19
X X
N IN
X 20 X
OUT OUT
21
V V
SS SS
Function
•
The information shown in the list is basic information and
may not correspond exactly to that shown in the schematic
diagrams.
P5
T2 42
2
41 P0
NC
7
P0
LOUD 40
6
P0
M-CTRL 39
5
P0
P-DET 38
4
P0
P-CTRL 37
3
P0
DIRECT 36
2
P0
NC
35
1
P0
WAKE UP 34
0
P4
FUNC2 33
3
32 P4
FUNC1
2
P4
V-UP 31
1
P4
V-DOWN 30
0
P3 /CNTR
RSEL2 29
3
P3 /CNTR
RSEL1 28
2
P3 /INT
NC 27
1 1
P3 /INT
BACK UP 26
0 0
RESET
RST 25
24 P5 /X
SPA
1 COUT
P5 /X
23
SPB
0 CIN
V
V 22
CC
CC
No. Pin name I/O
24 P5 /X I SPEAKER-A KEY input.
1 COUT
25 I Reset pin.
RESET
26 P3 /INT I BACK UP detection pin. interrupt specification.
0 0
27 P3 /INT I Not used.
1 1
28 P3 /CNTR I REC selector input 1.
2 0
29 P3 /CNTR I REC selector input 2. interrupt specification.
3 1
30 P4 O Volume DOWN data output.
0
31 P4 O Volume UP data output.
1
32 P4 I FUNCTION selector input 1.
2
33 P4 I FUNCTION selector input 2.
3
WAKE UP input.
34 P0 I
0
Key on wake up specification.
35 P0 O Not used.
1
DIRECT KEY input.
36 P0 I
2
Key on wake up specification.
37 P0 O Protection control pin.
3
38 P0 I Output error detection pin
4
39 P0 O MUTING control pin.
5
LOUDNESS KEY input.
40 P0 I
6
Key on wake up specification.
41 P0 O Not used.
7
42 P5 I TAPE2 KEY input.
2
1
0
Function