Kenwood TS-890S Instruction Manual page 19

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EXT. AT Connector
Pin No.
Pin Name
1
GND
Signal ground
2
TT
EXT.AT connector (TTI/TTO)
3
GND
Signal ground
4
NC
No connection
5
TS
EXT.AT connector (TSI/TSO)
6
14S
DC 13.8 V power supply for EXT.AT
MIC Connector
Pin No.
Pin Name
1
MIC
MIC signal input
2
SS
MIC standby (PTT) control
3
MD
MIC DOWN control
4
MU
MIC UP control
5
8 A
DC 8 V power supply for MIC
6
NC
No connection
7
MSG
MIC ground
8
MCG
Signal ground
INSTALLATION AND CONNECTION 1
.
Function
.
Function
Input/Output
I/O
I/O
O
Input/Output
I
I
I
I
O
1-7

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