HP StorageWorks 2405 Disk System User Manual
Page 97

Troubleshooting
97
T
roub
le
shoo
ting
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
/ 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
/ 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