Operation Manual

Troubleshooting
140
Variable Gain Amplifier (VGA) Alarms
ID Name Class Severity Unit
1 AD Converter Fault 0x0102 Error VGA
Description The analog to digital converter has failed. This is a hardware error.
NOC Actions Dispatch field tech to change the remote unit.
Field Actions Replace remote unit.
ID Name Class Severity Unit
2 EEPROM fault 0x0102 Error VGA
Description
Reading from or writing to the EEPROM memory failed. This is a hardware
fault.
NOC Actions Dispatch field tech to change the remote unit.
Field Actions Replace remote unit.
ID Name Class Severity Unit
3 Calibration fault 0x0102 Warning VGA
Description
The database holding the calibration data for the unit is corrupt. The unit may
need to be replaced but will work of default parameters.
NOC Actions
Schedule unit for replacement. Not imminent since the unit will work on
default parameters.
Field Actions Replace remote unit.
ID Name Class Severity Unit
11 Temperature high 0x0102 Warning VGA
Description Measured temperature is above threshold.
NOC Actions
For indoor units dispatch field tech to check the ambient temperature in the
room and arrange for ventilation as needed. For outdoor units arrange for sun
shield to be mounted.
Field Actions See actions at NOC.
ID Name Class Severity Unit
11 Temperature high 0x0102 Error VGA
Description Measured temperature is above threshold.
NOC Actions
For indoor units dispatch field tech to check the ambient temperature in the
room and arrange for ventilation as needed. For outdoor units arrange for sun
shield to be mounted.
Field Actions See actions at NOC.