Icom IC-M604A Instruction Manual page 9

Vhf marine transceiver
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!0 TRANSMIT POWER KEY [H/L]
➥ Push to toggle the output power high or low. (p. 9)
• Some channels are set to only low power.
➥ While holding down this key, some keys perform sec-
ondary functions.
!1 VOLUME CONTROL [VOL] (p. 9)
Rotate to adjust the audio level.
!2 MIC CONNECTOR
Connect only the supplied microphone.
CAUTION: NEVER connect another microphone here,
such as the optional COMMANDMIC™s. It may cause
damage to the transceiver.
!3 KEYPAD
➥ Inputs numbers for channel number input, etc.
• After inputting the desired channel number, then push [ENT].
• Hold down [0•
] to input 'A' for simplex channels.
A
➥ Inputs numbers, letters and some symbols for channel
comment input.
➥ After pushing [O], push to perform the secondary function.
• Most of the secondary functions (except TAG channel set-
ting, Attenuator, RX speaker and Auto foghorn functions) can
be cleared or cancelled when [CLR] is pushed.
➥ Number input: '1'
➥ Comment input: '1,' 'Q,' 'Z,' 'q,' 'z' or space
➥ After pushing [O], push to turn the Dualwatch
function ON or OFF. (p. 13)
PANEL DESCRIPTION
➥ Number input: '2'
➥ Comment input: '2,' 'A,' 'B,' 'C' 'a,' 'b' or 'c'
➥ After pushing [O], push to turn the Tri-watch
function ON or OFF. (p. 13)
➥ Number input: '3'
➥ Comment input: '3,' 'D,' 'E,' 'F,' 'd,' 'e' or 'f'
➥ After pushing [O], push this key then rotate
[SELECTOR] to adjust the LCD and key back-
light brightness. (p. 10)
➥ Number input: '4'
➥ Comment input: '4,' 'G,' 'H,' 'I,' 'g,' 'h' or 'i'
➥ After pushing [O], push to start or stop a scan.
(p. 15)
➥ Number input: '5'
➥ Comment input: '5,' 'J,' 'K,' 'L,' 'j,' 'k' or 'l'
➥ After pushing [O], push to set the displayed
channel as a TAG channel. (p. 15)
➥ While holding down [H/L], push for 3 seconds to
clear or set all TAG channels. (p. 15)
➥ Number input: '6'
➥ Comment input: '6,' 'M,' 'N,' 'O,' 'm,' 'n' or 'o'
➥ After pushing [O], push to turn the Attenuator
ON or OFF. (p. 9)
• "
" appears when the Attenuator is activated.
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