Motorola MTX150 User Manual page 19

• Unsuccessful Power-Up – A short, low-
pitched tone when the radio is first turned
on indicates that the radio has failed its
power-up self test and is not ready for use.
Contact your authorized Motorola dealer for
service.
• Transmit on Receive-Only Mode – If you
press the PTT button while tuned to a
"receive-only" mode, you will hear a contin-
uous, low-pitched alert tone, indicating that
no transmission is possible on this mode.
This tone will continue until the PTT button
is released.
• Transmit Inhibit on Busy Mode – If you
press the PTT button when the mode is
busy, you will hear a continuous, low-
pitched alert tone, indicating that no trans-
mission is possible on this mode. This tone
will continue until the PTT button is
released.
• Transmit Inhibit on Low Battery – If you
press the PTT button when the battery is
low, you will hear a continuous, low pitched
alert tone, indicating that transmission is
impossible.
• Invalid Mode – A continuous, low-pitched
tone is heard when an invalid or unpro-
grammed operation is attempted on the
radio.
• Valid (Good) Key Press – A short,
medium-pitched tone when a keypad key is
pressed indicates that the key press was
accepted.
• Invalid (Bad) Key Press – A short, low-
pitched tone when a keypad key is pressed-
indicates that the key press was rejected.
• Failsoft (Trunked Systems Only) – A faint
"beeping" tone every ten seconds indicates
that the radio is operating in the failsoft
mode.
• Time-Out Timer Warning – Your radio's
time-out timer limits the length of your trans-
mission time. When you are pressing the
PTT button (transmitting), a short, low-
pitched warning tone will sound four sec-
onds before the allotted time will expire.
• Time-Out Timer Timed-Out – If you hold
down the PTT button longer than the time-
out timer's allotted time, a continuous, low-
pitched tone will sound, indicating that your
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