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PANEL DESCRIPTION
TALK AROUND KEY
Turns the talk around function ON and OFF.
• The talk around function equalises the transmit
frequency to the receive frequency for mobile-
to-mobile communication.
CALL KEYS
Transmit a 5-tone code.
• Call transmission is necessary before you call
another station depending on your signaling
system.
• The [CAL A] and/or [CAL B] keys may be
available when your system employs selective
‘Individual/Group’ calls. Ask your Dealer which
call is assigned to each key.
EMERGENCY KEY
Push and hold the key to transmit an emergency call.
• If you want to cancel the emergency call, push
(or push and hold) the key again before trans-
mitting the call.
• The emergency call is transmitted one time only
or repeatedly until receiving a control code
depending on the pre-setting.
[ T A ]
[CALL]
[CAL A]
[CAL B]
[EMER]
TX CODE KEY
Select a transmit 5-tone code (station code)
channel.
TX CODE CHANNEL UP/DOWN KEY
Push to selects a TX code channel directory.
DTMF CHANNEL SELECT KEY
Push this key to select a DTMF channel.
• Push this key, then select the desired DTMF
channel using the [
]/[
] keys.
Push the key to transmit the selected DTMF
code.
C. TONE CHANNEL ENTER KEY
Push this key then input a continuous tone mem-
ory channel number using [
]/[
] keys to
change the tone frequency.
[TX CH]
[CODE]
[DTMF]
[TONE]
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Summary of Contents for IC-F621
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