Battery Indicator Lights - IBM TotalStorage DS4400 User Manual

Table 11. RAID controller indicator lights
Indicator light Color
Power Green
3
Fault Amber
Heartbeat Green
3
Status (seven Green
lights not
including
Heartbeat)
1
Always use the storage-management software to identify the failure.
and seven others) the seven others are lit in various patterns, depending on the controller status.
offline, all of the indicator lights will be lit. This does not indicate failure.

Battery indicator lights

The battery has four indicator lights, as shown in Figure 26.
Note: To view the battery indicator lights, remove the DS4400 Storage Server
Fault-B
Amber light indicates a fault in
the left battery bank.
Normal status: Off
Problem status: On
Full Charge-B
Green light indicates the left
battery bank is fully charged.
Normal status: On
Problem status: Off
Charging status: Blinking
Figure 26. Battery indicator lights
Table 12 on page 32 describes the battery indicator lights.
Normal Problem
operation indicator
On Off
Off On
Blinking Not blinking
All indicator lights Various patterns
are off except the depending on
2
heartbeat the condition
bezel, as shown in Figure 21 on page 23.
Possible conditions indicated by the
1
problem indicator
v No power to storage subsystem
v Cables are loose or the switches are off
v Power supply has failed, is missing, or is not
fully seated
v Overtemperature condition
v Controller failure
No controller activity
If any status indicator lights are lit and the
controller is not offline, there is a memory fault
2
indicating that the controller CRU has failed.
2
There are eight indicator lights (the Heartbeat
Full Charge-A
Green light indicates the right
battery bank is fully charged.
Normal status: On
Problem status: Off
Charging status: Blinking
Fault-A
Amber light indicates a fault
in the right battery bank.
Normal status: Off
Problem status: On
Chapter 2. Operating the DS4400 Storage Server
3
If the controller is
31