Pioneer DEH-P440 Service Manual page 55

5
Pin No. Pin Name
74 SL
75 NC
76 MODELIN
77 CSENS
78 EJTSNS
79 DSCSNS
80 VDSENS
81 TEMP
82 AVDD
83 AVREF
84 AVSS
85 RX
86 TX
87 NMI
ldet
88
89-91 NC
asens
92
bsens
93
94 TUNPDI
95 KYDT
96 DPDT
97 PCK
98 PDO
99 PCE
100 PEE
*PE5246A
31
50
5
6
I/O Function and Operation
I TUNER:Signal level input
Not used
I Model select input
I Flap close sense input
I CD:Eject sense input
I CD:Disc insert sense input
I CD:VD voltage sense input
I CD:Temperature sense input
A/D converter power supply terminal
A/D converter reference voltage terminal
GND
I IP-BUS:data input
O IP-BUS:data output
GND
I PLL lock sense input
Not used
I ACC power sense input
I Back up power sense input
I PLL IC data input
I Grille data input
O Grille data output
O PLL IC clock output
O PLL IC data output
O PLL IC chip enable output
O Beep tone output
100
81
DEH-P440/XN/UC
6
7
IC's marked by * ar e MOS type.
Be careful in handling them because they ar e very liable
to be damaged by electrostatic induction.
7
8
A
B
C
D
55
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