Operation Manual

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PANEL DESCRIPTION
BANK KEY
Selects a memory bank.
PRIORITY CHANNEL KEYS
Select priority A or priority B channel.
SCAN KEYS
Start/stop scan A or scan B.
SCAN TAG KEY
Adds or deletes the selected channel to the scan
group.
•“ ” appears above the [TAG] key when the channel belongs to
the scan group.
MONITOR KEY
Activates one of (or two of) the following functions
on each channel independently.
• Push and hold the key to unmute the channel (audio is emitted; ‘au-
dible’ condition).
• Push the key to toggle the mute and unmute conditions (toggles ‘au-
dible’ and ‘inaudible’).
• Push the key to mute the channel (sets to ‘inaudible’ only).
• Push the key to unmute the channel (sets to ‘audible’ only).
• Push the key after communication is finished to send a ‘reset code.’
☞ NOTE: The unmute condition (‘audible’ conditions) may
automatically return to the mute condition (‘inaudible’ con-
dition) after a specified period.
PUBLIC ADDRESS KEY
When an optional OPC-617
ACC CABLE is installed,
the audio output via the cable can be controlled
from the transceiver separately from the [VOLUME] control.
• This audio output can be used as a ‘public address’ function when
an external audio amplifier and speaker are connected additionally.
• Push this key, then speak into the microphone while pushing the
PTT switch.
• The [CH UP]/[CH DN] keys allow you to set the audio output level
from minimum to maximum.
EXTERNAL SPEAKER KEY
When external connections are made for the ‘public
address’ function, the external speaker drive func-
tion is also available simultaneously. The received audio can
be heard via the external speaker when this key is pushed.
• This function is useful when you are out of the vehicle.
• The audio output level is linked to the transceiver’s volume control.
LOCK KEY
Electronically locks all programmable keys except
BANK
PRI A
SCN A
TAG
MONI
PRI B
SCN B
PA
SP
LOCK
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