Ds4400 Storage Server Raid Controller; Ds4400 Storage Server Battery Indicator Lights; Ds4400 Storage Server Raid Controller Indicator Lights - IBM TotalStorage DS4000 Hardware Maintenance Manual

Table 36. DS4400 storage server RAID controller indicator lights
Indicator light Color
Power Green
Fault3 Amber
Heartbeat Green
Status3 (seven Green
lights, not
including
Heartbeat)
1
Always use the storage management software to identify the failure.
2
There are eight status lights (the Heartbeat and seven others) that glow in various patterns, depending on the
controller status.
3
If the controller is 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 58.
Note: To view the battery indicator lights, remove the DS4400 storage server bezel.
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
Changing status: Blinking
Figure 58. DS4400 storage server battery indicator lights
Table 37 on page 85 describes the battery indicator lights.
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IBM TotalStorage DS4000: Hardware Maintenance Manual
Normal Problem
operation indicator
On Off
Off On
Blinking Not blinking
Various patterns Various patterns
depending on the depending on
2
condition the condition
Possible conditions suggested by the
1
problem indicator
v No power to storage subsystem
v Cables are loose or the switches are off
v Power supply failed, is missing, or is not
fully seated
v Overtemperature condition
Controller failure; controller fault condition
No controller activity
If any status indicator lights are lit and the
controller is not offline, there is a memory
2
fault that indicates that the controller CRU
failed.
Full Charge-A
Green light indicates the right
battery bank is fully charged.
Normal status: On
Problem status: Off
Changing status: Blinking
Fault-A
Amber light indicates a fault in
the left battery bank.
Normal status: Off
Problem status: On