Standard Horizon HX290 Owner's Manual page 15

POWER Switch/VOLUME Control ( VOL )
Turns the transceiver on and off as well as adjusts the speakers audio
volume.
Turn this knob clockwise to turn the radio on and increase the speakers
audio volume.
Turn fully counter-clockwise to turn the radio off.
PTT ( Push-To-Talk:
When pushed activates the transmitter.
LCD Display
This display shows current operating conditions, as indicated on the page
17.
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.
Key
Press this key to toggle the transmitter output power between "High" (5
Watts) and "Low" (1 Watt) power. This key does not function on the "Trans-
mission Inhibited" and "Low power only" channels.
Secondary use:
Hold down this key to lock the keypad (except the
( ) switch) so that they are not accidentally changed. The "
appear at the bottom right corner on the display, to indicate that the func-
tions are locked. Hold down this key until the "
lock the radio.
Key
Press this key to recall the user preset memory channels (shown as memory
channel number "0" - "9" on the display). Press the
the desired preset channel.
Press and hold this key for two seconds to memorize the selected channel
into the preset memory.
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
HX290
) Switch
, keys and PTT
" icon will
" icon disappears to un-
or key to select
key is pressed.
Page 15