Pioneer DEH-P900R Service Manual - Page 80

Pin Functions BA5985FM, Pin Functions PD0236AM

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DEH-P900R,P9050 - Pin Functions (BA5985FM) Pin No. Pin Name I/O 1 FWD I 2 OPIN1(+) I 3 OPIN1(−) I 4 OPOUT1 O 5 OPIN2(+) I 6 OPIN2(−) I 7 OPOUT2 O 8 VCC 9 VOL(−) O 10 VOL(+) O 11 VO2(−) O 12 VO2(+) O 13 VO1(−) O 14 VO1(+) O 15 VO4(+) O 16 VO4(−) O 17 VO3(+) O 18 VO3(−) O 19 GND 20 BIAS I 21 MUTE 22 OPOUT3 O 23 OPIN3(−) I 24 OPIN3(+) I 25 OPOUT4 O 26 OPIN4(−) I 27 OPIN4(+) I 28 REV I Function and Operation Loading driver FWD input CH1 pre-amplifier input CH1 pre-amplifier inverted input CH1 pre-amplifier output CH2 pre-amplifier input CH2 pre-amplifier inverted input CH2 pre-amplifier output Power supply Loading driver negative output Loading driver positive output Driver CH2 negative output Driver CH2 positive output Driver CH1 negative output Driver CH1 positive output Driver CH4 positive output Driver CH4 negative output Driver CH3 positive output Driver CH3 negative output GND Bias input Mute control CH3 pre-amplifier output CH3 pre-amplifier inverted input CH3 pre-amplifier input CH4 pre-amplifier output CH4 pre-amplifier inverted input CH4 pre-amplifier input Loading driver REV input BA5985FM PD0236AM 9 1 10 18 - Pin Functions (PD0236AM) Pin No. Pin Name I/O 1 BCSEL I 2 DASEL I 3 NC 4 LRSEL 5 LRCKO O 6 NC 7 BCKO O 8 DATAO O 9 GND 10 VDD 11 LRCKI I 12,13 NC 14 DATAI I 15 BCKI I 16 NC 17 SEL I 18 XRST I Function and Operation Bit clock fs select Bit expand select Not used LRCKO polarity select LRCKO output Not used Bit clock output Data output GND Power supply terminal LRCKO input Not used Data input Bit clock input Not used Bit expand/input data output select Reset input 80

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80
DEH-P900R,P9050
-
Pin Functions (BA5985FM)
Pin No.
Pin Name
I/O
Function and Operation
1
FWD
I
Loading driver FWD input
2
OPIN1(
+
)
I
CH1 pre-amplifier input
3
OPIN1(
-
)
I
CH1 pre-amplifier inverted input
4
OPOUT1
O
CH1 pre-amplifier output
5
OPIN2(
+
)
I
CH2 pre-amplifier input
6
OPIN2(
-
)
I
CH2 pre-amplifier inverted input
7
OPOUT2
O
CH2 pre-amplifier output
8
VCC
Power supply
9
VOL(
-
)
O
Loading driver negative output
10
VOL(
+
)
O
Loading driver positive output
11
VO2(
-
)
O
Driver CH2 negative output
12
VO2(
+
)
O
Driver CH2 positive output
13
VO1(
-
)
O
Driver CH1 negative output
14
VO1(
+
)
O
Driver CH1 positive output
15
VO4(
+
)
O
Driver CH4 positive output
16
VO4(
-
)
O
Driver CH4 negative output
17
VO3(
+
)
O
Driver CH3 positive output
18
VO3(
-
)
O
Driver CH3 negative output
19
GND
GND
20
BIAS
I
Bias input
21
MUTE
Mute control
22
OPOUT3
O
CH3 pre-amplifier output
23
OPIN3(
-
)
I
CH3 pre-amplifier inverted input
24
OPIN3(
+
)
I
CH3 pre-amplifier input
25
OPOUT4
O
CH4 pre-amplifier output
26
OPIN4(
-
)
I
CH4 pre-amplifier inverted input
27
OPIN4(
+
)
I
CH4 pre-amplifier input
28
REV
I
Loading driver REV input
BA5985FM
-
Pin Functions (PD0236AM)
Pin No.
Pin Name
I/O
Function and Operation
1
BCSEL
I
Bit clock fs select
2
DASEL
I
Bit expand select
3
NC
Not used
4
LRSEL
LRCKO polarity select
5
LRCKO
O
LRCKO output
6
NC
Not used
7
BCKO
O
Bit clock output
8
DATAO
O
Data output
9
GND
GND
10
VDD
Power supply terminal
11
LRCKI
I
LRCKO input
12,13
NC
Not used
14
DATAI
I
Data input
15
BCKI
I
Bit clock input
16
NC
Not used
17
SEL
I
Bit expand/input data output select
18
XRST
I
Reset input
PD0236AM
1
9
10
18