Kenwood TM-431E - Manual (Page 14)

Rear Panel
© ANTENNA connector
Attach an antenna with a low SWR and impedance of
50 ohms.
© 13.8 VDC power input connector
Connect the supplied DC power cable to this connector.
Pay close attention to the polarity. Red is positive and
black is negative.
© Fuse holder
Contains one of the following fuse. Do not use a larger
fuse as damage might result to the transceiver.
TM-231A/231E : 15 A
TM-431A/431E : 10 A
TM-331A/TM-531A/531E : 8 A
0 External speaker jack
This jack is used to connect an external speaker. The
speaker should have an impedance of 8 ohms.
14
© © UP/DWN switches
These switches can be used to increase or decrease the
VFO frequency, the Memory channel number, and the
Tone frequency, etc..
@ PTT (Push to Talk) switch
The transceiver will transmit whenever this switch is
depressed. Scan operations may be cancelled by press­
ing this switch without transmitting.
0 CALL key (except European version)
This key functions just like the CALL key on the front
of the radio.
1750 key (European version)
The transceiver will transmit with 1750 Hz repeater ac­
cess tone whenever this switch is depressed.
© VFO key
This key functions just like the VFO key on the front of
the radio.