Icom IC-M604A Instruction Manual page 11

Vhf marine transceiver
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y CALL CHANNEL ICON (pp. 7, 10)
Appears when the Call channel is selected.
u LOW BATTERY ICON
Blinks when the battery voltage drops to approximately
10 V DC or less.
i MAIL ICON
Blinks when there is a message which has not been read.
(P. 40)
o Auto SW ICON
Blinks when both the Auto SW function and Auto Tune
timer are turned OFF. (P. 39)
!0 CHANNEL NUMBER READOUT
Displays the selected operating channel number.
!1 CHANNEL COMMENT INDICATOR
Channel comments are displayed if programmed. (p. 11)
!2 TIME ZONE INDICATOR
➥ Shows the current time data when a GPS receiver is
connected, or the time data is manually programmed.
• When the GPS current time data is invalid, "
every 2 seconds instead of current time data. After 23.5
hours have passed, "
• "
" may blink every 2 seconds instead of current time data,
after 4 hours have passed from the time when the time data was
manually programmed. The manually programmed time data is
held for only 23.5 hours, and after that, "
➥ "
" appears when the offset time data is set. (p. 42)
➥ "
" appears when no GPS receiver is con-
nected and no time data is manually input.
" may blink
" will appear.
" will appear.
PANEL DESCRIPTION
!3 POSITION INDICATOR
➥ Shows the current position data when a GPS receiver
is connected, or the time data is manually programmed.
• When the GPS current time data is invalid, "
every 2 seconds instead of position data. The last position
data is held for only 23.5 hours, and after that, "
" will appear.
• "
" may blink every 2 seconds instead of data, after 4
hours have passed from the time when the time data is man-
ually programmed. The manually programmed position data
is held for only 23.5 hours, and after that, "
will appear.
➥ "
" appears when no GPS receiver is
connected and no position data is manually input.
!4 SCAN INDICATOR
➥ "
" appears during Priority scan;
"
" appears during Normal scan. (p. 15)
➥ "
" appears during Dualwatch; "
pears during Tri-watch. (p. 13)
!5 SCRAMBLER ICON (p. 12)
Appears when the voice scrambler function is turned ON.
(only when the optional scrambler unit is installed.)
!6 LOCAL ICON (p. 9)
Appears when the Attenuator function is turned ON.
!7 BUSY/TRANSMIT ICON (p. 9)
➥ "
" appears when receiving a signal or when the
squelch opens.
➥ "
" appears while transmitting.
2
2
" may blink
"
" ap-
5

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