Adjustments - RELM BK RADIO SDMX920 Technical Manual

Technical Manual
voltage out of range, VCOs unlocked and high PA temperature. The status of the
alarm conditions can be expanded in the on-line diagnostics mode.
Additionally, the ALERT LED may be configured to display the result of a valid tone
signalling decode operation or another function subject to the software configuration
within the MX920 firmware. Please refer to the radio configuration menu system for
additional setup information.
2.3.1.5
The Front Panel Accessory Button can be software configured to perform a number of
functions such as tone encoder call, cancel function for tone decoder and alarm clear.
Please refer to the radio configuration menu system for additional setup information.
The exact functionality and available features will also depend upon the firmware
version installed.

2.3.2 Adjustments

The MX920 has adjustable parameters which are under the control of the Micro
Controller. These comprise of TX power, TX VCO deviation, TX reference oscillator
deviation and TX reference oscillator frequency. All of these are adjusted with the aid
of the built-in radio Alignment menu system. The MX920 comes pre-aligned from the
factory, so in most cases no alignment will not be necessary.
© SPECTRA ENGINEERING 2003 Revision 1.1.4
Configure Accessory Button
Installation and Operation
11