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35
8
PROGRAMMABLE FUNCTION KEYS
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;
‘Audible’ condition).
• Push the key to toggle between the mute and unmute conditions
(toggles between ‘Audible’ 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’ condition) may
automatically return to the mute condition (‘Inaudible’ con-
dition) after a specified period depending on the pre-set-
ting.
WIDE/NARROW KEY
(Private bank only)
Push this key to toggle the bandwidth between wide or nar-
row.
DTMF AUTODIAL KEY
Push this key to display the text of the DTMF channel number
and set the desired channel number via the
[CH Up]
/
[CH
Down]
key. Then, push this key again to transmit a specified
DTMF code.
RE-DIAL KEY
Push to send the last transmitted DTMF code.
CALL KEY
➥
Push to transmit the 5tone code on the selected channel.
➥
Push and hold to enter the 5tone code channel/number
selection mode. (pgs. 17, 18)
• Push
[CH Up]
/
[CH Down]
to select the desired channel/ num-
ber.
ID-MR SELECT KEY
➥
Push to recall the received ID code.
Push
[CH Up]
/
[CH Down]
to select the record.
HOOK SCAN
Push to turn the hanger action scan function (automatic scan
start when on hook) OFF temporarily, and push again to turn
the function ON.
ATS/S-RING KEY
➥
Push to transmit the Smart-ring signal to the other station.
➥
Push for 1 sec. to turn the ATS function ON and OFF.
CH LOCK KEY
This function electronically locks
[CH Up]
,
[CH Down]
,
[Scan
Start/Stop]
,
[MR-CH 1]
to
[MR-CH 4]
,
[ID MR Select]
and
[Hook Scan]
keys to prevent accidental channel change.
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Summary of Contents for IC-400PRO
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Page 41: ...36 8 PROGRAMMABLE FUNCTION KEYS 8 n or s ...
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