User Manual

Troubleshooting 97
Troubleshooting
Note An amber light that is on briefly when a component first comes on
is normal. If this light remains on more than a couple of seconds, a
fault has been detected.
System Fault Amber Self-test
1
/ Problem.
2
OFF Normal operation.
Flashing LCC A & B DIP switch settings do not match.
LCC Fault Amber Self-test
1
/ Fault.
OFF Normal operation.
Flashing Peer LCC DIP switch settings do not match.
Link Active Green Port is in use.
OFF Port is disabled (bypassed).
2G ON Disk system is configured for 2.125 Gb/s operation.
OFF Disk system is configured for 1.0625 Gb/s operation.
Power Supply Amber Start-up
1
/ Fault.
Green Operating.
OFF Power is off.
Disk Activity
3
ON Installed and spinning up. If the LED is still on 3 minutes
after power is engaged, the disk may be faulty.
Flashing There is input/output activity to the disk.
OFF Not installed or not operating.
1.Start-up and self-tests occur briefly when the unit is powered on.
2.A component has failed; temperature or voltage is out of normal range. See Isolating Causes
on page 104.
3.When a disk is installed with power on, its activity LED stays on until the disk has spun up.
When the disk is ready, the LED turns off. Thereafter, it flashes when there is I/O to the disk.
Table 11. LED Functions
LED State Indication