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MICROCOMPUTER'S TERMINAL DESCRIPTION
3 7 63 1515 0
Pin
Name
47
SUB2
48
SUB3
49
CAS/SRM
50
N.C
51
N.C
52
ILL-ON
53
PAN-5V
54
N.C
55
BVdd
56
BVss
57
TYPE1
58
TYPE0
59
N.C
60
N.C
61
ST TYPE1
62
ST TYPE0
63
SRM-SW1
64
D/A-SDA
65
L CE
66
SRM-SW3
67
SRM-SW2
68
FWD/REV
TE
L 13942296513
69
MS-CONT
70
AVCONT
71
Avdd
72
Avss
73
Avref
74
PHONE
75
R-REEL
76
F-REEL
77
N.C
78
SRM-DET
79
NOISE
80
S-METER
81
R-DATA
82
R-QUAL
83
IFC-OUT
84
MUSIC
85
PACK-DET
86
DOLBY
87
R-CLK
www
88
CH-REQC
89
KEY REQ
.
90
N.C
91
EQ-MUTE
I/O
Purpose
O
Sub-motor output terminal (2).
O
Sub-motor output terminal (3).
Cassette mechanism/SRM mechanism
O
voltage switching terminal.
O
Outputs Low.
O
Outputs Low.
O
FL +B output terminal.
O
Panel 5 V control terminal.
O
Outputs Low.
-
Positive power supply terminal.
-
Grounding terminal.
I
Destination type switching port.
I
Destination type switching port.
O
Outputs Low. No connection.
O
Outputs Low. No connection.
I
IC2 destination type terminal.
I
IC2 destination type terminal.
I
Panel position detection switch 1.
O
D/A clock line. (V-LED)
I/O CE terminal for LCD driver.
I
Panel position detection switch 3.
I
Panel position detection switch 2.
O
TAPE EQ input switching terminal.
Constant switching terminal in case of blank
I/O
detection.
O
AD reference voltage control output.
-
Positive power supply terminal.
-
Grounding terminal.
I
Reference voltage supply terminal for A/D converter.
I
PHONE detection terminal.
I
Cassette mechanism reel pulse input (REV).
I
Cassette mechanism reel pulse input (FWD).
I
No connection.
I
SRM mechanism detection.
I
FM noise detection terminal.
I
Signal meter detection terminal.
I
RDS decoder DATA input terminal.
I
RDS decoder QUAL input terminal.
I
F/E IFC OUT input terminal.
I
Music blank detection input.
I
Cassette mechanism pack detection terminal.
O
Dolby ON/OFF switching.
I
RDS decoder CLK input terminal.
x
ao
I
Request input from CH.
y
I
Communication request from LCD driver.
i
I
No connection.
O
EQ muting switching.
8
Cassette mechanism: H.
SRM mechanism: L.
No connection.
No connection.
ON: H, OFF: L
Panel detected: H
No connection.
Default: L.
Default: L.
Panel detached: L.
Momentary power down: L.
FWD: L. REW: H.
During TAPE PLAY: H.
Q Q
3
6 7
1 3
During TAPE FF/REW or other than TAPE input: L.
Cassette mechanism detected: L.
Cassette mechanism not detected: H.
Same timing as P-ON. H during operation.
TEL MUTE: No more than 1 V.
NAVI MUTE:2.5 V or more.
Vth = 2.5 V.
Vth = 2.5 V.
Connected to GND.
SRM mechanism detected: L.
Model without RDS: Connected to GND.
Model without RDS and
RBDS: Connected to GND.
Model without RDS and
RBDS: Connected to GND.
Station detected: L.
Music signal detected: L.
Music signal not detected: H.
Cassette pack detected: L.
Cassette pack not detected: H.
ON: H. OFF: L.
Model without RDS and
RBDS: Connected to GND.
u163
ON: L.
.
Connected to GND.
During TAPE PLAY: L. During TAPE FF/REW: H.
Other than TAPE input: H.
KRC-535/865
2 9
9 4
2 8
Operation Description
Panel not detected: L
1 5
0 5
8
2 9
9 4
m
co
9 9
2 8
9 9
5
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