Icom IC-F4 [10/20] I manual 5 tone codes

CONVENTIONAL OPERATION

■ Transmitting notes

LOW BATTERY INDICATION

- When appears, battery capacity is becoming low and

transmitting is impossible.

- When ﬂashes, battery capacity is nearly exhausted.

TIME-OUT TIMER

After continuous transmission for a pre-programmed period,

the time-out timer is activated, causing the transceiver to stop

transmitting and automatically select receive.

PENALTY TIMER

Once the time-out timer is activated, transmission is further

inhibited for a period determined by the penalty timer.

Holding PTT

Transmitting

Specified TOT period

■ Tx code channel selection

Your radio may be programmed for Tx code channel selec-

tion. In this case, you can choose a Tx code channel to be

transmitted when using the call function (p.7).

Push the Tx code channel switch (assigned to one of the

dealer-programmable switches) to activate the function, then

enter digits via the keypad to select the desired Tx code

channel.

•

The selected code channel (containing a pre-programmed 5-tone

code) is transmitted when using the call function.

■ Manual 5-tone codes

Depending on programming, you may be able to send 5-tone

codes manually.

Push the Tx code switch to activate the function, then enter

the desired transmit code (up to 7 digits) using the keypad.

• Activate the call function to transmit the 5-tone code.

• Blinking indicates keypad entry is acceptable.

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