Ericsson KH-500, Operator'S Manual, Page: 21 / 64

21
HI When this indicator is on, the selected
channel is enabled for transmit high
power.
TX/CAS LED Red light on steady - transmitter is
active or keyed.
Red light blinking - low battery voltage,
recharge or replace battery.
Green on steady - channel busy
indication, radio has detected a carrier
on selected channel.
ALERT TONES
Alert tones or "beeps" are sounded when some
buttons are pressed and when the operating status of
the radio changes. All alert tones may be programmed
to be remain off. The volume level of some alert tones
or "beeps" can be changed by the volume control.