Kenwood TS-890S Instruction Manual page 20

1 INSTALLATION AND CONNECTION
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 (4 A max.)
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 (10 mA max.)
6 NC No connection
7 MSG MIC ground
8 MCG Signal ground
1-8
.
Function
.
Function
Input/Output
—
I/O
—
—
I/O
O
Input/Output
I
I
I
I
O
—
—
—