12 Getting Started (cont.)

Alert Tone Indications

The MTX Series radio generates a number of audible tones to indicate radio operating conditions:

Note: Some tones are programmable.

Low Battery – A low-battery condition is indicated by a high-pitched, cricket- like “chirp-chirp” when the PTT switch is released following a transmission.

Successful Power-Up – A short, medium-pitched tone when the radio is first turned on indicates that the radio has passed its power-up self test and is ready for use. (Optional).

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 service representative for service.

Smart PTT (Conventional Modes Only) – If you press the PTT switch while the channel is busy, you will hear a continuous, low-pitched alert tone, indicating that no transmission is possible on this channel. This tone will continue until the PTT switch is released. (Optional).

Invalid Mode – A continuous, low-pitched tone is heard when an invalid or unprogrammed operation is attempted on the radio.

Valid (Good) Keypress – A short, medium-pitched tone when a keypad key is pressed indicates that the keypress was accepted.

Invalid (Bad) Keypress – A short, low-pitched tone when a keypad key is pressed indicates that the keypress 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 transmission time. When you are pressing the PTT switch (transmitting), a short, low-pitched warning tone will sound four seconds before the allotted time will expire.

Time-Out Timer Timed-Out – If you hold down the PTT switch longer than the time-out timer’s allotted time, a continuous, low-pitched tone will sound, indicating that your transmission has been cut off. This tone will continue until the PTT switch is released.

Phone Busy – A “bah-bah-bah-bah” tone when telephone interconnect is accessed indicates that all available modes are busy and the radio is in queue for the next available phone line.

Call Alert™ (Page) Received – A group of four medium-pitched tones every five seconds indicates that a Call Alert page has been received.

Call Alert™ (Page) Sent – A single medium-pitched tone, followed by a group of four medium-pitched tones indicates that a Call Alert page has been received by the target radio.

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Motorola B5, B7 operating instructions Alert Tone Indications