System Faults; Power Supply/Cooling Faults - Impediment RS-1600-X24 User Manual

7.4.1 System Faults

Symptom
1 The SYSTEM LED will
illuminate AMBER on
the LRC
2 Audible Alarm sound

7.4.2 Power Supply/Cooling Faults

Symptom
1 Ops Panel
FAULTLED AMBER
2 An AMBER LED on
one or more Power
Supply/Cooling
Modules.
3 Audible Alarm
Sounding.
Cause Action
The ESI processor 1 Check for other AMBER LED indications on the
has detected an Power Supply/Cooling modules. If there is a
internal fault (e.g. PSU error present there may be a
failure of an communications problem with that Power
internal Supply/Cooling module. Remove and then re-fit
communications the module, if the problem persists then change
path) the module.
2 Check for other AMBER LED indications on the
drives carriers. If none are evident then there
may either be an ESI processor problem or a
Backplane problem.
3 Change the Ops Panel module (see 7.12.2).
Cause Action
1 Any power 1 Check Power On/Off Switch on rear of Power
fault. Supply/Cooling module is switched ON.(not
accessible on later models)
2 A fan failure.
2 Check AC Mains Connections to Power Supply/
3 A thermal
Cooling module is live.
condition
which could 3 Disconnect the Power Supply/Cooling module
cause PSU from mains power and remove the module from
overheating. the system, Re-install: if problem persists,
replace Power Supply/Cooling Module.
4 Reduce the ambient temperature.
X24 Troubleshooting
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