Pioneer KEH-P900R Service Manual page 45

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- Pin Functions(PE5085A)
Pin No. Pin Name
1 ASENBO
2 NC
3 ADPW
4 AVSS
swvdd
5
st
6
7 AVREF1
8 KYDT
9 DPDT
10 NC
11 TUNPD1
12 TUNPD0
13 TUNPCK
14 TUNPCE
currrq
15
16–19 NC
20 DILM
21 NC
22 VST
23 VCK
24 VDT
25 NC
26 ILMPW
27,28 NC
29 FM
30 AM
TE
L 13942296513
31 CM
32 NC
33 VSS
34 SC2
35 SC1
36 MSIN
mcmute
37
mtl
38
39 NC
n/R
40
41 PLAY
loadsw
42
43 POS
44 RES
45 PEE
46 NES
47 RDS57K
48 STBY
49 SK
drst
50
tmute
51
mdsens
52
53 SD
mute
54
55 SYSPW
56 NC
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57 RX
58 RDSLK
59 RDT
reset
60
.
ldet
61
rck
62
http://www.xiaoyu163.com
I/O Format
O C
O C
O C
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O C
I
O C
O C
O C
O C
O C
O C
O C
O C
O C
O C
O C
O C
O C
O C
I
I
I
O C
O C
I
I
I
O C
I
I
O C
I
O C
O C
I
I
O C
O C
I
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http://www.xiaoyu163.com
KEH-P5900R,P4900R,P4930R
2 9
8
Function and Operation
Slave power supply control output
Not used
A/D converter power
GND
Grille power supply control output
FM stereo input
D/A converter standard voltage
Grille MicroComputer data input
Grille MicroComputer data output
Not used
PLL IC data input
PLL IC data output
PLL IC clock output
PLL IC chip enable output
Tuner voltage FIX output
Not used
Dual illumination output
Not used
Strobe pulse output for electronic volume
Clock output for electronic volume
Data output for electronic volume
Not used
Illumination power supply control output
Not used
FM power control output
AM power control output
Q Q
3 6 7 1 3 1 5
Cassette mechanism capstan motor control output
Not used
GND
Cassette mechanism sub motor control output
Cassette mechanism sub motor control output
Cassette mechanism MS sense input
Cassette mechanism mute input
Metal sense input
Not used
Normal reverse output
Tape MS filter select output
Tape loading input
Cassette mechanism position sense input
Cassette mechanism reverse end sense input
Beep tone output
Cassette mechanism forward end sense input
57kHzBP-OUT sense input
Stand-by output
SK signal input
Decoder reset output
Tuner mute output
Modulation detect input
SD input
Mute output
System power supply control output
Not used
IP BUS data input
RDS LK signal input
co
RDS data input
Reset input
.
PLL lock sense input
RDS clock input
9 4 2 8
0 5 8 2 9 9 4 2 8
m
9 9
9 9
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