![background image](http://html1.mh-extra.com/html/icom/ic-m604a/ic-m604a_instruction-manual_2037992009.webp)
3
2
PANEL DESCRIPTION
2
!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
secondary 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, and so on.
• After inputting the desired channel number, then push
[ENT]
.
• Hold down
[0•
A
]
to input ‘A’ for simplex channels.
➥
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
setting, 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)
➥
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
backlight 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)
• “
LOC
” is displayed when the Attenuator is activated.