Navicom RT-420DSC
- 16
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long press the 16 / 9 Key to confirm it
Change the second priority channel by Menu key: Press the 16 / 9 Key then press the Call/ Main key
to select VHF operation option then press Enter to select the Priority 2nd Ch then press Enter and
select you preferred channel by Up/Down Key then press Enter to confirm
Hi/Lo/Lock Key
Short press the Hi/Lo/LOCK key will toggle the TX power from Hi to Lo or vice versa. The
corresponding “HI or Lo” icon will turn on to display on the LCD.
Some of the channel such as channel 16 only for high power/channel 13&67 only for low power) has
been limited to be low power only or high power only. Thus, the software needs to check against the
channel setting stored in the EEPROM
Long press the Hi/Lo/LOCK key will lock the keys and the “lock key” icon
,
then all of the key will be
locked to use except the PPT key and Distress key /related distress function. Long press the
Hi/Lo/LOCK key again to cancel the lock mode and the “lock key” icon will disappear.
Ch/ */Wx key
Short press CH/*/WX key will enter private mode if there are same private channel in the EEPROM.
The “PRIVATE”icon will display on the screen. Press Up/Down key to change private channel.,
If there aren’t any private channel in the EEPROM,the “--” icon will display on the screen.
Weather Band:
Long press the CH/*/WX key will enter WX mode when the current operational channel band is USA or
Canada.When Dual or Tri watch is being activated in the Wx mode, the watch will monitor the current
WX channel and priority channel(s).
Scan Key
This is the function to scan for currently working channels. When a signal is detected, the scan
pauses until the signal disappears.
Short press the Scan Key, to activate the SCAN function. Scan all channels.
Long press the Scan Key, to activate the Priority Scan.
MEM Key
Enter /Exit the memory mode:
Short press the MEM key to enter the memory mode, the memory channel will mark as the “M” icon at
the right side of channel number. At the left side of the current channel will mark as the “user “icon
means as already enter the user memory mode.
At the Memory mode, short press the MEM key to exit the memory mode. The “M” icon ( at the right
side of channel number) and the “user”icon (at the left side of the current channel) will disappear.
Adding/Deleting memory CH:
During the normal mode, use the UP/DOWN key to select the desired channel for programming.
Long press the MEM key to store up the channel as memory channel.
The “M” icon at the right side of current channel number will shows up to indicate the current CH has
been saved in the memory. No limited of memory channels.
Separate memory channel exists for USA, International, and Canadian Frequency group.
During the normal mode, use the UP/DOWN key to select the memory channel to be deleted.
Long press the MEM key to delete the selected channel from the memory.