Pioneer DEH-P490IB Service Manual page 65

5
Pin No. Pin Name
tunpce@
69
70 TUNPCE1
romcs
71
asens
72
bsens
73
74 ROMCK
75 ROMDATA
76 VST
77 VDT
78 VCK
79 IPPW
80 ASENBO
isens
81
82,83 MODEL1,0
84 NC
85 MUTE
86 TESTIN
87 PVSENS
88 NC
89 KEYAD
90 NC
91 CSENS
92,93 NC
94 AVSS
95 SL
96 VREF
97 AVCC
98 BSI
99 BSO
100 BSCK
PEG270A
76 50
100 26
5
6
Function and Operation
I/O Format
O C TUNER : Chip enable output(EEPROM)
TUNER : Chip enable output(PLL)
O C
O C ROM correction chip select output
ACC sense input
I
Backup sense input
I
ROM correction clock output
O C
ROM correction data input/output
I/O C
O C EVOL : Strobe output
EVOL : Data output
O C
EVOL : Clock output
O C
IPBUS : Driver power supply control output
O C
IPBUS : Slave ACC sense output
O C
Illumination sense
I
Model select input 1,0
I
Not used
System mute output
O C
Test program input
I
iPod short circuit sense
Not used
Wired remote control AD input
I
Not used
I Flap opening-and-closing sense input
Not used
A/D converter GND(Connected to VSS)
I
Signal level input(Field intensity)
I
A/D converter reference voltage input
I
I A/D converter power supply input terminal(Connected to VCC)
PBUS : Input
I
O C PBUS : Output
PBUS : Clock output
O C
TC4066BFT
IN/OUT1 1
OUT/IN1 2
OUT/IN2 3
IN/OUT2 4
CONT2 5
CONT3 6
DEH-P490IB/XN/UC
6
7
Format
C
N
VSS 7
7
8
Meaning
CMOS
Nch open drain
14 VDD
13 CONT1
12 CONT4
11 IN/OUT4
10 OUT/IN4
9 OUT/IN3
8 IN/OUT3
8
A
B
C
D
E
F
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