Icom IC-M504A Instruction Manual page 9

u
Rotate to select the operating channels, Set mode set-
tings, etc. (pp. 6–8, 53)
While holding down [H/L], rotate to adjust the bright-
ness of the LCD and key backlight. (p. 10)
Push to enter the input channel comment, selected
item, etc. (pp. 9, 53)
Rotate to check TAG channels, changes scanning di-
rection or resumes the scan manually during scan.
(p. 13)
While holding down
audio level in RX Speaker mode. (p. 49)
Hold down for 1 second to display the GPS information
when a GPS receiver is connected. (p. 19)
i CHANNEL/WEATHER CHANNEL KEY
Selects and toggles the regular channel and Weather
channel when pushed momentarily. (p. 7)
Hold down for 1 second to start Dualwatch or Tri-watch.
(p. 14)
Push to stop Dualwatch or Tri-watch when either is ac-
tivated. (p. 14)
Push to move the cursor backward while in the channel
comment programming mode. (p. 9)
While holding down [H/L], push to select one of three
channel groups in sequence. (p. 7)
o SQUELCH CONTROL [SQL]
!0
!1 VOLUME CONTROL [VOL] (p. 8)
], rotate to adjust the
!2 TRANSMIT POWER KEY [H/L]
!3 POWER KEY [POWER] (p. 8)
PANEL DESCRIPTION
Rotate to set the squelch threshold level. (p. 8)
Push to start and stop Normal or Priority scan.
Hold down for 1 second to set or clear the displayed
channel as a TAG (scanned) channel.
While holding down [H/L], hold down for 3 seconds to
clear or set all TAG channels in the selected channel
group.
Rotate to adjust the audio level.
Push to toggle the power high or low. (p. 8)
While pushing this key, some keys perform secondary
functions.
Push to turn power ON.
Hold down for 1 second to turn power OFF.
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(p. 13)
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