Standard Horizon HX280S, Руководство пользователя

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Page 15 HX280S
e PTT (PUSH-TO-TALK) Switch
When pushed activates the transmitter.
f LCD Display
This display shows current operating conditions, as indicated on the page
17.
g Keypad
[
SQL
] Key
Press this key to activate the squelch adjusting mode. Press the [ T ] or [ S ]
key to adjust the squelch threshold level.
Press and hold this key for 3 seconds to open the squelch, allowing you to
monitor the operating channel. Release the key to resume normal (quiet)
monitoring.
[
SCAN
(
DW
)] Key
Starts scanning and priority scanning of programmed channels.
Secondary use:
Press and hold the [ SCAN
(
DW
)] key for two seconds to activate the Dual
Watch feature.
[
S
(UP)] Key
Press the key momentarily to increase the channel one step. Hold the key
down to increase the channel continuously.
Secondary use:
Used to adjust the squelch threshold level up after the [ SQL
] key is pressed.
[
T
(DOWN)] Key
Press the key momentarily to decrease the channel one step. Hold the key
down to decrease the channel continuously.
Secondary use:
Used to adjust the squelch threshold level down after the [ SQL
] key is
pressed.
[
WX
] Key
Immediately recalls the last-used NOAA (National Oceanic and Atmospheric
Administration) Weather Channel from any channel location. Recalls the
previously- selected working channel when the [
WX
] key is pressed again.
Secondary use:
When the [ 16/9
] key is held and the [
WX
] key is pressed, the radio will
change the marine band between the USA, International, and Canadian
channels.