Parts - Pioneer DEH-240F Service Manual

7.2 PARTS

7.2.1 IC
- Pin Functions(PE5262A)
Pin No. Pin Name
1 MODEL1
2,3 NC
4 AVSS
5 ST
6 SD
7 AVREF1
8 KYDT
9 DPDT
10 SDBW
11 TUNPDI
12 TUNPDO
13 TUNPCK
14 TUNPCE
currq
15
16 LOCL
17 NC
fm/AM
18
19 NC
20 FLPILM
21 VDCONT
22 NC
23 CONT
24 XCE
xrst
25
26 XPCK
27-30 XPI0-3
31 CLCONT
32 HOME
33 VSS
34 LOEJ
35 CD5VON
36,37 ROT1-0
38 TELIN
39 NC
40 ILMPW
swvdd
41
42 SYSPW
43 VST
mute
44
45 PEE
46 LOCH
47 NC
48 TUNPCE2
49 PCL
50 VCK
51 VDT
52 ANTPW
53 EJECTS
54 DALMON
55–59 NC
reset
60
61,62 NC
bsens
63
asens
64
dsens
65
66 ADPW
67 NC
I/O Format Function and Operation
I Model select input
Not used
I A/D GND
I FM stereo input
I SD input
A/D converter reference voltage
I Key data input
O C Display data output
I SDBW input
I PLL IC data input
O C PLL IC data output
O C PLL IC clock output
O C PLL IC chip enable output
O Tuner voltage FIX output
O C Local L output
Not used
O C FM/AM power select output
Not used
O C Inside of flap illumination output
O C VD control output
Not used
O C Servo driver power supply control output
O C CD LSI chip enable output
O C CD LSI reset output
O C CD LSI clock output
I/O C CD LSI data input/output
O C Driver input select output
I C Home position detector input
GND
O C CD load motor LOAD/EJECT direction exchange output
O C CD +5V power supply control output
I Rotary encoder data input
I Telephone mute input
Not used
O C Illumination power supply control output
O C Keyboard unit power supply control output
O C System power supply control output
O C Strobe pulse output for electronic volume
O C System mute output
O C Beep tone output
O C Local H output
Not used
O C EEPROM chip enable output
O C Clock adjustment output
O C Clock output for electronic volume
O C Data output for electronic volume
O Antenna output
I Eject key input pin
O C Stand-by output
Not used
I Reset input
Not used
I Back up power sense input
I ACC power sense input
I Grille detach sense
O C A/D converter power supply output
Not used
DEH-240F,2400F,24F
45