Troubleshooting; Pcm Faults - Seagate RealStor 5005 Series Hardware Installation

Troubleshooting

The following sections describe common problems that can occur with your enclosure system, and some possible
solutions. For all of the problems listed in
fault. See also
Table 16 Alarm conditions
Status
PCM alert - loss of DC power from a single PCM Fault - loss of redundancy
PCM fan fail
SBB module detected PCM fault
PCM removed
Enclosure configuration error (VPD)
Low warning temperature alert
High warning temperature alert
Over temperature alarm
2
I C bus failure
Ops panel communication error (I
RAID error
SBB interface module fault
SBB interface module removed
Drive power control fault
Insufficient power available
For details about replacing modules, see
NOTE: See the Event Descriptions Reference Guide for more information about enclosure-related events and
recommended actions.

PCM Faults

Symptom
Ops panel Module Fault LED is amber
Fan Fail LED is illuminated on PCM
1-See Figure 16 (page 24)
2-See Figure 17 (page 25)
"Operator's (Ops) panel" (page
2
C)
1
2
for visual reference of Ops panel LEDs.
for visual reference of PCM LEDs.
Table 16, the module fault LED on the Ops panel will light amber to indicate a
23).
Severity
Fault - loss of redundancy
Fault
Configuration error
Fault – critical
Warning
Warning
Fault – critical
Fault – loss of redundancy
Critical fault
Fault – critical
Fault – critical
Warning
Fault – critical–loss of disk power
Warning
"Module removal and replacement" (page
Cause Recommended action
Any power fault Verify AC mains connections to PCM are live
Fan failure Replace PCM
Alarm
S1
S1
S1
None
S1
S1
S1
S4
S1
S1
S1
S1
None
S1
None
77).
Troubleshooting 61