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Kenwood KDC-1016 Service Manual page 7

Cd receiver

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MICRO COMPUTER'S DESCRIPTION
Pin No.
Pin Name
43
(NC)
44
SEL 1
45
SEL 2
46
MUTE
47
STBY
48
SVR
49
ACC DET
50
BU DET
51
P MUTE
52
ANT CON
53
P CON
54
ILL ON
55
(NC)
56
SW5
57
(NC)
58
(NC)
59
(NC)
60
(NC)
61
(NC)
62
(NC)
63
(NC)
64
(NC)
65
(NC)
66
(NC)
67
(NC)
68
(NC)
69
SEG22
70
SEG21
71
SEG20
72
SEG19
73
SEG18
74
SEG17
75
SEG16
76
SEG15
77
SEG14
78
SEG13
79
SEG12
80
SEG11
81
SEG10
I/O
Description
O
I
Destination type input terminal 1 Pull down to GND
I
Destination type input terminal 2
O
Mute control output
O
Power IC standby control output
O
Power lC reset terminal
I
ACC detection input
I
Momentary power down detection input
O
Power IC mute control
O
Antenna control
O
Power control
O
Illumination AVR ON/OFF control output
O
O
SW 5V control
O
O
O
O
O
O
O
O
O
O
O
O
O
LCD segment output terminal
O
LCD segment output terminal
O
LCD segment output terminal
O
LCD segment output terminal
O
LCD segment output terminal
O
LCD segment output terminal
O
LCD segment output terminal
O
LCD segment output terminal
O
LCD segment output terminal
O
LCD segment output terminal
O
LCD segment output terminal
O
LCD segment output terminal
O
LCD segment output terminal
KDC-1016/115S
Processing Operation
Not used(N.C.)
KDC-115S : Pull down to GND
KDC-1016 : Pull up to BU 5V
"Hi": Mute ON / "Lo": Mute OFF
"Hi": POWER ON mode
When the momentary power down ,after ACC
OFF/ON is detected and after POWER OFF ,the
output goes "Hi" temporarily.
"Hi": ACC OFF / "Lo": ACC ON
"Hi": When momentary power down detected
or BU OFF / "Lo": BU ON
"Lo": Mute
"Hi": during FM/AM reception
"Hi": POWER ON mode except ALL OFF mode
"Hi": POWER ON mode
Not used(N.C.)
"Lo": POWER ON mode, CD Loading/Eject
Not used(N.C.)
Not used(N.C.)
Not used(N.C.)
Not used(N.C.)
Not used(N.C.)
Not used(N.C.)
Not used(N.C.)
Not used(N.C.)
Not used(N.C.)
Not used(N.C.)
Not used(N.C.)
Not used(N.C.)
7

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Kdc-115s