Pioneer KEH-3900R X1M/EW, Руководство по обслуживанию

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39
KEH-3930R,3900R
IC's marked by* are MOS type.
Be careful in handling them because they are very
liable to be damaged by electrostatic induction.
*PE5088A
Pin No. Pin Name I/O Format Function and Operation
62
rck
I RDS clock input
63
dsens
I Grille detach sense input
64 TELIN I Telephone mute input
65
asens
I ACC power sense input
66
bsens
I Back up power sense input
67 NC Not used
68 VDD VDD
69 X2 O Oscillator output
70 X1 I Oscillator input
71 GND Connect to GND
72 NC Not used
73 TESTIN I Test program mode input
74 AVDD A/D converter analog power supply (VDD)
75 AVREF0 I A/D converter standard voltage input
76 SL I Signal level input
77 MODELIN I Model select input
78 NL1 I Noise level 1 input
79 NL2 I Noise level 2 input
80 NC Not used
20
21
40
41 60
61
80
1
Format Meaning
C C MOS
N N Channel open drain
*PD6293A
49
48
33
32
17
16
1
64