Chapter 3: Subsystem Monitoring
Status Indicating LEDs
3-7
LED Name
Color
Status
PWR
Blue
ON
indicates that the power is being supplied to the
subsystem.
OFF
indicates that no power is being supplied to the
subsystem.
BUSY
White
ON
indicates that there is activity on the host/drive channels.
OFF
indicates that there is no activity on the host/drive
channels.
ATTEN
Red
ON
indicates that a component failure/status event has
occurred.
OFF
indicates that the subsystem and all the subsystem
components are operating correctly.
Table 3-5: LCD Panel definitions
3.3.7 Drive Tray LEDs
The drive trays come with two status indicating LEDs. One indicates power and the other
hard drive activity. The LEDs are shown in
Figure 3-6
and their definitions in
Table 3-1
.
Figure 3-6: Drive Tray LEDs
LED Name
Color
Status
Drive Busy
Blue
ON
indicates that the drive is ready
OFF
indicates that there is a problem with the drive.
Power Status
Red
ON
indicates that there is no power being supplied to the
drive
Table 3-6: Drive Tray LED Definitions for Single controller models
