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Microcomputer's Terminal Description - Kenwood KAC-PS650D Service Manual

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KAC-PS650D/X650D

MICROCOMPUTER'S TERMINAL DESCRIPTION

(X09-) IC22 : u-COM
PORT
PORT NAME
No.
1
+5V SW
2
-
FAN
3
4
-
5
D VOLTAGE
6
V DOWN
7
D CURRENT
8
AB VOLTAGE
AB CURRENT
9
10
BLUE
GREEN
11
12
RED
TEST
13
14
RESET
XIN
15
16
XOUT
VSS
17
18
VAREF
ADIN 1
19
20
ADIN 2
ADIN 3
21
22
ADIN 4
-
23
24
BASS 12dB
BASS REMO
25
26
BASS OFF
D POWER
27
28,29
-
POWER
30
COM HU
31
OFFSET CON
32
BASS CON A
33
BASS CON B
34
-
35,36
37
STAND-BY
-
38,39
VDD
40
TACT SW
41
42
MUTE 2
43
MUTE 1
-
44
2
I/O
FUNCTION
O
Controls small-amount current.
-
-
O Controls fan rotation.
-
-
I
Detects class-D over-voltage.
I
Detects momentary power down.
I
Detects class-D over-current.
I
Detects class-AB over-voltage.
I
Detects class-AB over-current.
O Controls BLUE of variable illumination.
O Controls GREEN of variable illumination.
O Controls RED of variable illumination.
-
-
-
Resets.
-
-
-
-
-
-
-
A/D reference.
I
Detects temperature.
I
Detects temperature.
I
Detects temperature.
I
Detects temperature.
-
-
I
Stabilizes BMS +12dB.
I
Being remote-controlled from BMS head unit.
I
Releases boost.
O Controls class-D amplifier.
-
-
O Controls power amplifier.
I
Measures the head unit pulse.
O Controls bass boost frequency offset.
O Controls bass boost frequency offset.
O Controls bass boost frequency offset.
-
-
I
Cancels stop mode by P.CON on.
-
-
-
VDD.
I
Switches color.
O Controls driver stages.
O Controls amplifier input mute.
-
-
OPERATING CONDITION
"L" : SW 5V on.
-
"H" : Fan on.
-
"L" : Over-voltage detection.
"H" : Momentary power-down detection.
"L" (Class-D power on) : Over-current detection.
"L" : Over-voltage detection.
"H" : Over-current detection.
"H" : Illumination on.
"H" : Illumination on.
"H" : Illumination on.
-
"L" : Reset.
-
-
-
-
"H" : Unusual temperature detection.
"H" : Unusual temperature detection.
"H" : Unusual temperature detection.
"H" : Unusual temperature detection.
-
"H" : BMS +12dB stabilization.
"H" : remote control available.
"H" : Boost off.
"H" : Class-D amplifier on.
-
"H" : SW 14.4V on.
-
"H" : Offset on.
-
-
-
"L" : P.CON on or BACK-UP over-voltage detection.
-
-
"H" : SW on.
"L" : Mute on.
"L" : Mute on.
-

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Kac-x650d