Raid Controller Leds - IBM TotalStorage DS4100 Installation, User's, And Maintenance Manual

2Gbps
Host 1 Host 2
2Gb/s
2Gb/s
Host 1 Host 2
10BT
indicator indicator
Figure 58. RAID controller LEDs
Table 13. RAID controller LEDs
Icon LED
Fault
Host loop
Cache active
Battery
+
Expansion link indicator
10101
10BT 100BT
+
Battery
100BT
charging
Color Operating states
Amber
v Off - Normal operation.
v On - One of the following situations has
occurred:
– The RAID controller has failed.
– The RAID controller was placed offline
– The controller battery had failed (in
Green
v On - Normal operation.
v Off - One of the following situations has
occurred:
– The host loop is down, not turned on,
– A SFP has failed, or the host port is not
– The RAID controller circuitry has failed,
Green
v On - There is data in the RAID controller
cache.
v Off - One of the following situations has
occurred:
– There is no data in cache.
– There are no cache options selected for
– The cache memory has failed, or the
Green
v On - Normal operation.
v Flashing - The battery is recharging or
performing a self-test.
v Off - The battery or battery charger has
failed.
Chapter 4. Operating the storage server
Expansion
Expansion
Cache Controller
by-pass
active fault
1
conjunction with the battery LED in off
state).
or not connected.
occupied.
or the RAID controller has no power.
this array.
battery has failed.
73