Parts - Pioneer KEH-P5900 Service Manual

KEH-P5900,P5950

7.2 PARTS

7.2.1 IC
- Pin Functions (PE5084A)
Pin No. Pin Name
fm/AM
1
2 NC
csens
3
4 NC
5 TESTIN
6 NC
drst
7
8 NL2DT
9 KEYIN2
10 KEYIN1
reset
11
12 XT2
13 XT1
14 VSS
15 X2
16 X1
17 REGOFF
18 REGC
19 VDD
20 NC
adpw
21
22 SDBW
rdslk
23
24 RDT
25 ILMPW
26 LCDPW
isens
27
28 ROMDATA
29 ROMCLK
30 ROMCS
31 SD
st
32
mute
33
34 VST
35 VDT
36 VCK
dled
37
38 DRSENS
39 DRSYS
40 VSS
41 VDD
42 TELIN
43 DRELAY
dsens
44
tmute
45
swvdd
46
47 ASENBO
48 IPPW
49 LOCL
50 LOCH
51 SYSPWR
tunpce2
52
53 DALMON
currq
54
stby
55
46
I/O Function and Operation
O Not used
Not used
I Flap close sense input
Not used
I Test program mode input
Not used
O Not used
I Not used
I Encoder input 2
I Encoder input 1
I Reset input
Clock terminal(Open)
Clock terminal(VSS)
GND
Crystal oscillator connection pin
Crystal oscillator connection pin
VDD
VDD
Power supply
Not used
O A/D converter power
O SDBW inout
I Not used
I Not used
O Illumination power supply control output
O LCD back light power supply control output
I Illumination sense input
O ROM correction data output
O Not used
O Not used
I SD input
I FM stereo input
O Mute output
O Strobe pulse output for electronic volume
O Data output for electronic volume
O Clock output for electronic volume
O Not used
I Not used
O Not used
GND
Power supply
I Telephone mute input
O External relay output
I Grille detach sense
O Not used
O Grille power supply control output
O Slave power supply control output
O Power supply control output for IP BUS interface IC
O LOC L output
O LOC H output
O System power control
O EEPROM chip enable
O Power save control
O Not used
O Drive IC control output