Pioneer KEH-P2030 Service Manual - Page 34

Parts, 2.1 Ic - clock

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1 2 7.2 PARTS 7.2.1 IC A -Pin Functions(000974490) Pin No. Pin Name I/O 1,2 NC 3 ADPW O 4 AVSS 5 MUTE O 6 NC 7 AVREF1 I 8 KYDT I 9 DPDT O 10 NC B 11 TUNPDI I 12 TUNPDO O 13 TUNPCK O 14 TUNPCE O 15-18 NC 19 VST O 20 VDT O 21 VCK O 22-28 NC 29 SD I 30 ST I C 31,32 NC 33 VSS1 34,35 NC 36 SW5V O 37 FM/AM O 38 TUON O 39 SWVDD O 40-45 NC 46 TAPEIN I 47 NC D 48 FFREW I 49 PCL O 50 F/R I 51,52 NC 53 MOTOR O 54 SYSPW O 55 B.REM O 56,57 NC 58 ASENBO O 59 IPPW O 60 RESET I E 61,62 NC 63 DSENS I 64 NC 65 ASENS I 66 BSENS I 67 VSS0 68 VDD1 69 X2 Format C C C C C C C C C N N N N C C C C C C 3 4 Function and Operation Not used A/D converter power supply control output GND System mute output Not used D/A converter reference voltage terminal Key data input Display data output Not used PLL IC data input PLL IC data output PLL IC clock output PLL IC chip enable output Not used Strobe pulse output for electronic volume Data output for electronic volume Clock output for electronic volume Not used SD signal input FM stereo input Not used GND Not used PLL IC power supply control output(5V) FM/AM band select pin"H":AM "L":FM Tuner power supply control output Grille power supply control output(5V) Not used Tape insert sense input Not used FF/REW sense input Clock adjustment output Tape direction sense input "H":NOR "L":REV Not used Motor control output System power output B.Remote ON/OFF output Not used Slave power supply control output Power supply conrol output for IP BUS interface IC Reset input Not used Grille detach sense input Not used ACC power sense input Backup power sense input GND Power supply Crystal oscillator connection pin F 34 KEH-P2030/XM/UC 1 2 3 4

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F
E
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C
B
A
KEH-P2030/XM/UC
7.2 PARTS
7.2.1 IC
-
Pin Functions(000974490)
Pin No.
Pin Name
I/O
Format
Function and Operation
1,2
NC
Not used
3
ADPW
O
C
A/D converter power supply control output
4
AVSS
GND
5
MUTE
O
C
System mute output
6
NC
Not used
7
AVREF1
I
D/A converter reference voltage terminal
8
KYDT
I
Key data input
9
DPDT
O
C
Display data output
10
NC
Not used
11
TUNPDI
I
PLL IC data input
12
TUNPDO
O
C
PLL IC data output
13
TUNPCK
O
C
PLL IC clock output
14
TUNPCE
O
C
PLL IC chip enable output
15-18
NC
Not used
19
VST
O
C
Strobe pulse output for electronic volume
20
VDT
O
C
Data output for electronic volume
21
VCK
O
C
Clock output for electronic volume
22-28
NC
Not used
29
SD
I
SD signal input
30
ST
I
FM stereo input
31,32
NC
Not used
33
VSS1
GND
34,35
NC
Not used
36
SW5V
O
N
PLL IC power supply control output(5V)
37
FM/AM
O
N
FM/AM band select pin"H":AM "L":FM
38
TUON
O
N
Tuner power supply control output
39
SWVDD
O
N
Grille power supply control output(5V)
40-45
NC
Not used
46
TAPEIN
I
Tape insert sense input
47
NC
Not used
48
FFREW
I
FF/REW sense input
49
PCL
O
C
Clock adjustment output
50
F/R
I
Tape direction sense input "H":NOR "L":REV
51,52
NC
Not used
53
MOTOR
O
C
Motor control output
54
SYSPW
O
C
System power output
55
B.REM
O
C
B.Remote ON/OFF output
56,57
NC
Not used
60
RESET
I
Reset input
61,62
NC
Not used
63
DSENS
I
Grille detach sense input
64
NC
Not used
65
ASENS
I
ACC power sense input
66
BSENS
I
Backup power sense input
67
VSS0
GND
68
VDD1
Power supply
69
X2
Crystal oscillator connection pin
58
59
ASENBO
IPPW
O
C
Slave power supply control output
O
C
Power supply conrol output for IP BUS interface IC