- IBM switch Users and Maintenance Guide

Table 12. Storage server LEDs (front)
LED Color Operating states
1
Drive active Green
v On - Normal operation.
v Flashing - The drive is reading or writing data.
v Flashing every 5 seconds - The drive has not
spun up or the drive is bad.
v Off - One of the following situations has occurred:
– The storage server has no power.
– The drive is not properly seated in the storage
server.
Drive fault Amber
v Off - Normal operation.
v Flashing - The DS4000 Storage Manager client is
locating a drive, logical drive, or storage
subsystem.
v On - The drive has failed, or a user failed the drive.
Power Green
v On - Normal operation.
v Off - One of the following situations has occurred:
– The storage server has no power.
– Both power supplies have failed.
– There is an over-temperature condition.
General system
error
Amber
v Off - Normal operation.
v On - A storage server component has failed
2
.
1
Always use the DS4000 Storage Manager client to identify the failure.
2
Not all component failures turn on this LED. For more information, see “Monitoring status
through software” on page 70.
Activity LED
Fault LED
General system
error LED
Power-on LED
LatchTray handle
f10ug053
Figure 57. Storage server LEDs (front)
72 IBM TotalStorage DS4100 Storage Server: Installation, User’s, and Maintenance Guide