Troubleshooting
2001989-203C ApexPro™ Telemetry 6-9
LED indicators
Audible alarms
LED indicators, audible alarms and software alert messages often occur together, with
the LED indicators identifying the specific area or component requiring service
attention. Refer to the following table:
Audible alarms
WARNING
EQUIPMENT FAILURE — Recurring audible alarms are a
symptom of a serious system malfunction.
Do not just reset the alarm when it occurs - contact GE Technical
Support to correct the problem.
Equipment failure could result if the problem is not resolved.
NOTE
Audible alarms occur together with red LED status light activation. The red
LEDs indicate which system-critical event is causing the alarm.
An audible alarm buzzer indicates critical system conditions requiring immediate
service attention.
Audible alarms are silenced by pressing the ALARM RESET button, located behind
a locking panel on right side of the ATS front panel.
Red LED Critical condition indicated Required service
POWER Redundant power supply
failure
Failing power supply must be replaced.
See Power module on page 7-30.
TEMP Overheating Poor cooling air circulation inside the
ATS/accumulated dust preventing proper
cooling. Examine cooling air clearances
around ATS/clean unit. See Cleaning on
page 8-8.
NOTE
May occur in conjunction with
cooling fan failure.
FAN Cooling fan failure Failing cooling fan must be replaced. See
CPU fan on page 7-23.
SYSTEM
RESET
ALARM
RESET
POWER
ALARM RESET button