West Marine 18114496, Owner'S Manual

Page: 6 / 48

Mounting Bracket and Knobs
Microphone Mounting Hanger and
Mounting Hardware
Mounting Hardware
DC Power Cable Accessory Cable
Parts of the Radio
SQUELCH knob
(turn clockwise
to decrease
channel noise)
16/9-TRI
(triple/dual-watch)
button
CLR-SCAN
(channel
scan) button
WX-MEM
button
CALL-MENU
button
DISTRESS
button with
cover
LCD
display
ENT- 1W/25W
button
VOLUME-PWR (power)
knob (turn clockwise to
increase volume)
CHANNEL UP /
CHANNEL DOWN
buttons
Button Press to... Press and hold to...
ENT-1W/25W Choose an option on a menu or to display the GPS data. Change the transmit power (see page 10).
Channel Up Move up one channel at a time. Move quickly up the channels.
Channel Down Move down one channet at a time. Move quickly down the channels.
16/9-TRI
1st press: Go to Channel 16.
2nd press: Go to Channel 9.
3rd press: Go back to the original channel.
Go into Triple Watch or Dual Watch mode (see page 10).
CLR-SCAN Go to previous menu or cursor position in menu mode. Start scanning the channels saved in memory.
WX-MEM Listen to the current weather conditions in your area.
Save a channel into memory or remove a channel from
memory.
CALL-MENU Display the call menu. Display the normal menu.
DISTRESS Select the nature of your distress for a distress call.
Transmit a distress call.
13.8V DC ANTENNA
Black wire
(-)
Red wire
(+)
Power
Cable
Antenna
connector
Heat sink
Accessory
cable
Connector/Cable Connects to... For details, see ...
Antenna connector
External VHF antenna with a male PL259 (SO238) connector and 50 Ω
impedance. Minimum 4 ft, 3dB rated antenna for sailboats, 8 ft, 6 dB rated for
power boats.
Connecting the radio (see page 23).
VHF490 RADIO 1-800-BOATING 2