Kenwood TM-241A Instruction Manual page 10

5 OPERATION
5-1-1 CONTROL FUNCTIONS
(22 POWER switch
Press to turn the transceiver on or off.
Press the VFO/MPV or MR/M key and switching the
power on will reset the VFO or MEMORY.
The microphone PF key can be programmed when
the power is switched on.
@ Tuning control
This control is used to select the desired
transmitter /receiver frequency, MHz step, memory
channel, frequency step, tone frequency, scan
direction, etc.
(3 VOL control
This control is used to adjust the volume from the
internal and external speaker (if used). Clockwise
rotation will increase the — volume and
counterclockwise rotation will decrease the volume.
@ SQL (Squelch) control
This control is used to select the desired squelch
threshold level.
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5) LOW/DIM key
LOW
This function is used to select the transmit output
power level (НЕ, MID(Except TM-541A/E), or LOW).
DIM
This function is used to select the intensity of the
front panel display illumination. (See page 48)
Pressing the F key for longer than 1 second and then
press the LOW/DIM key while the F indicator is flash-
ing will turn the time-out timer function on and off. |
(6) Microphone connector
Attach the supplied microphone to this connector.
Тһе pin out of the connector is shown in the
accompanying illustration.
% GND
T GNO {Microphone audio)
$ MIC
(Microphone Audio) (3) RX Audio Output
2 PTT (Approx 100 mV/10 к ohm)
(Push to Talk)
3: DWN
@ UP
5) В VOC (Max 150 mA)