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KMC-18/18A
TERMINAL FUNCTION
Connector Terminal Terminal
Terminal function
No.
No.
Name
Connector Terminal Terminal
Terminal function
No.
No.
Name
KMC -18
KMC-18A
CN1
1
E
GND
CN1
1
E
LED dimmer control
2
C1
Key matrix column 1
2
C1
Key matrix column 1
3
C2
Key matrix column 2
3
C2
Key matrix column 2
4
C3
Key matrix column 3
4
C3
Key matrix column 3
5
E
GND
5
E
GND
6
R4
Key matrix row 4
6
R4
Key matrix row 4
7
R3
Key matrix row 3
7
R3
Key matrix row 3
8
R2
Key matrix row 2
8
R2
Key matrix row 2
9
R1
Key matrix row 1
9
R1
Key matrix row 1
10
E
GND
10
E
GND
11
L2
LED power
11
L2
LED power
12
L1
LED power
12
L1
LED power
13
NC
Open (not used)
13
NC
Open (not used)
KMC -18118A
CN2
1
E
GND
2
HKI
Hook SW input
KMC-18118A
CN3
1
NC
Open (not used)
2
SB
Power
supply
3
E
GND
4
PTT
PTT
5
ME
Microphone GND
6
MC
MIC/DTMF signal output
7
HK2
Hook switch output
8
NC
Open (not used)
9
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