Kenwood TKR-750 Instruction Manual page 2

CONTROLS AND FUNCTIONS
Front Panel
q q q q q Speaker
w w w w w CH/STATUS Display
Two, 7-segment digits display the channel number
or status.
e e e e e VOLUME control
Turn clockwise until a click sounds, to unmute the
volume. Rotate to adjust the volume. Turn
counterclockwise fully to mute the volume.
r r r r r Power switch
Rear Panel
q q q q q TX OUT jack
Connect a TX antenna or a duplexer to this
receptacle.
w w w w w CONTROL I/O jack
Connect an external programming device or
repeater controller to this DB-25 interface.
e e e e e FUSE
Insert 15 A blade fuses into these fuse holders.
REPEATER OPERATION
Note: Please consult your dealer for programming the repeater.
When power is applied to the unit, the Power indicator
lights green.
Turn the VOLUME control clockwise until a click sounds,
to unmute the volume. Rotate to adjust the volume. Turn
the VOLUME control counterclockwise fully to mute the
volume.
The BUSY indicator lights green while receiving a signal
and the TX indicator lights red while transmitting.
q q q q q w w w w w e e e e e
u u u u u
q q q q q
t t t t t Power indicator
Lights green when power is applied from the DC
13.6V jack (DC 13.2V jack on E type versions).
Lights red when power is applied from the BACK
UP battery terminal.
y y y y y MIC jack
Connect a microphone to this 8-pin modular jack.
u u u u u Programmable Function keys
Press these keys to activate their programmable
functions.
i i i i i BUSY indicator
Lights green while a signal is being received.
o o o o o TX indicator
Lights red while transmitting.
r r r r r
y y y y y t t t t t
r r r r r RX IN jack
Connect a RX antenna or a duplexer to this BNC
receptacle.
t t t t t DC 13.6V
Connect a 13.6 V (K type) or 13.2 V (E type) DC
power supply to this jack.
y y y y y BACKUP battery terminal
u u u u u TEST/SPKR jack
Test input/output jack. Connect an external
speaker to this jack.
TRANSCEIVER OPERATION
Receive
Adjust the volume to your desired level. You may need
to readjust the volume when you receive a message
from your dispatcher or another member in your fleet.
• The BUSY indicator lights green while a signal is
being received.
Transmit
1 Listen to the channel before transmitting, to make
sure it is not being used.
2 Press the microphone PTT switch, then speak in
your normal speaking voice.
• FCC regulations require that you identify the
station you are calling as well as your own
station (your assigned call sign).
• The TX indicator lights red while transmitting.
3 When you finish speaking, release the PTT switch.
w w w w w e e e e e r r r r r t t t t t
o o o o o i i i i i u u u u u y y y y y
/ DC 13.2V
(K type)
* The K type model is
shown in this diagram.
jack
(E type)