Standard Horizon Hx750s - Manual (Page 16)

HX750S Page 16
[H/L( )] Key
Press this key to toggle the transmitter output power between “Normal” (6
Watts), “High” (5 Watts), “Medium” (2.5 Watts), and “Low” (1 Watt) power.
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 PTT, [VOL], [SQL],
[POWER( )], and [H/L(
)] keys) so that they are not accidentally
changed. The “ ” icon will appear at the bottom right corner on the dis-
play, to indicate that the functions are locked. Hold down this key until the
“
” icon disappears to unlock the radio.
[16/9] 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.
[MEM] Key
Press this key to memorize the selected channel for scanning. When
pressed a “MEM” icon will be shown on the LCD display indicating the
channel has been saved to scan memory. The scan memory is only used
with the Marine and WX channels.
To delete the channel from scan memory, select the channel and press
this key until “MEM” is removed from the display.
Secondary use:
To enable the SOS Strobe light, turn off radio, press and hold this key while
turning on. To turn off strobe light, turn radio off and back on.
[POWER( )] Key
Press and hold this orange key for three seconds to toggle the transceiver’s
power on and off.
[PRESET] Key
Immediately recalls one of up to 10 user preset memories for each band
(shown as “0” - “9” on the LCD). Pressing this key repeatedly scrolls through
the preset memory channels.
g TX/BUSY Indicator
This indicator glows green when a signal is being received and red when
transmitting.
When the Emergency feature is activated, this indicator blinks the interna-
tionally-recognized Morse Code “S.O.S” message.