Operation Manual

Page 17HX400IS
PTT
(
PUSH-TO-TALK
)
Switch
When pushed activates the transmitter.
LCD Display
This display shows current operating conditions. Refer to page 19 for details.
Keypad
Key
Pressing this key immediately recalls channel 16 from any channel loca-
tion. Holding down this key recalls channel 9. Pressing this key again re-
verts to the previous selected working channel.
Secondary use:
When the key is held and the key is pressed, the radio will change
the marine band between the International, Canadian, and USA channels.
Advanced use:
When the key is held and the key is pressed, the radio will change
the priority channel between the Channel 16, Channel 9, and the Preset
Channel.
Key
Press this key to toggle the transmitter output power between “High” (5
Watts) and “Low” (1 Watt) power. When the “Low” power is selected, the
“ ” icon will appear to the right of the channel indication on the display.
This key does not function on the “Transmission Inhibited” and “Low power
only” channels.
Secondary use:
Hold down this key to lock the keypad (except the , and PTT
( )
keys) so that they are not accidentally changed. The “ ” icon will appear
at the right of the channel indication on the display, to indicate that the
functions are locked. Hold down this key until the “ ” icon disappears to
unlock the radio.
Advanced use:
When the key is held and the key is pressed, the radio will change
the priority channel between the Channel 16, Channel 9, and the Preset
Channel.
Key
Press this key to recall the user preset memory channels (shown as memory
channel number “0” - “9” on the display). Press the or key to select
the desired preset channel.
Press and hold this key for two seconds to memorize the selected channel
into the preset memory.