Abell A-510T, Service Manual

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A-510T（UHF）Ver1.0
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6.1.9 TOT time-limited transmitting function
After user sets the effective TOT time in writing parameter, and after user's accumulative transmission is
beyond TOT time, the two way radio will immediately stop transmission and prompt user about the entering of
TOT transmission banning status.
6.1.10 Power-saving function
Set the power-saving function. If there is no operation or calling after startup, then 5 seconds later it will
enter power-saving mode.
6.1.11 Squelch level
Squelch level from 0-9 can be chosen, level 1 is the shallowest which is easy to receive weak signal, level
9 is the deepest which can receive stronger signal, and whose background noise is relatively less, interval of
each grade is about 1dbm, level 0 is out of control with squelch hysteresis.
6.1.12 VOX function (this function is not supported presently)
With voice instead of pressing the PTT key, use voice to control transmission by microphone.
6.1.13 Emergence alarm function
Emergence alarm system consists of Analog alarm and digital emergence alarm.
6.1.14 Low-power warning function
When battery voltage is low, the indicator light will blink. If battery power is below the default value during
the process of two way radio signal transmission, the status indicator will blink red light, meanwhile it will sound the
voice prompt of "low power, please charge".
6.2 Parameter configuration
6.2.1 Scan parameter
Priority channel option: the priority channel can be configured by writing frequency software, which can enable or
close the function of priority channel
Value rang: none, scan channel
None: priority channel function is closed
Scanning channel: priority channel can be any channel in the list of scanning channel. value range: 1~99.
Replying channel: the options about the responsibility mode of PPT key in the scanning process
Closed: Any form of response is not allowed in the scanning process.