Icom IC-F51 Instruction Manual page 17

PRIORITY CHANNEL KEYS
➥ Push to select Priority A or Priority B channels.
➥ Hold down [Prio A (Rewrite)] or [Prio B (Rewrite)] for 1 second to
rewrite the Priority A or B channel.
MR-CH 1/2/3/4 KEYS
Directly select an operating channel.
MONITOR KEY
Independently a one or two of the following functions on each chan-
nel:
• While holding down, audio is heard ('Audible' mode).
• Push to mute the channel ('Inaudible' mode).
• Push to unmute the channel ('Audible' mode).
• After the communication is finished, push to send a 'reset code.'
NOTE: The 'Audible' (unmute) mode may automatically return to
the 'Inaudible' (mute) mode after a specified period.
LOCK KEY
Hold down for 1 second to electronically lock all assigned keys ex-
cept the [Call] (incl. Call A and Call B), [Moni(Audi)] and [Emer-
gency] keys.
OUTPUT POWER SELECTION KEY
Select the transmit output power temporarily or permanently, de-
pending on the presetting.
• Ask your dealer for the output power level for each selection.
PANEL DESCRIPTION
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