AcQuisition Technology Quad M-module Carrier i4000 Podręcznik Użytkownika Strona 103

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Using Storage System LEDs for Troubleshooting
007-4522-003 87
Figure 5-4 shows the LEDs on the single-port RAID LRC I/O module.
Figure 5-4 Single-port RAID LRC I/O Module LEDs
Table 5-5 explains what the LEDs in Figure 5-4 indicate.
Table 5-5 Single-port RAID LRC I/O Module LEDs
LED Description Corrective Action
ESI fault
This LED illuminates amber and the
audible alarm sounds when the ESI
processor detects an internal problem.
Check the drive carrier
modules and PSU/cooling
modules. If the problem
persists, contact your service
provider.
RAID fault
This LED illuminates amber when a
problem with the RAID controller is
detected.
Contact your service
provider.
2 Gb
Host 0
Expansion
Fault
RS 232
ESI fault LED
RAID fault LED
RAID activity LED
Cache active LED
RS-232 port
Host port 0 signal good LED
2-Gb/s link speed
Drive loop signal good LED
Drive FC expansion port
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