Dell VERLAND TANDBERG Titan T2000 Owner's Manual page 24

Table 6. Common controller module LEDs (continued)
LED Description
Cache status
Ethernet management port
speed
ACT Ethernet management port
link activity
12 Gb/s SAS expansion
port status
The following figure shows the host port LEDs on a 32Gb/s Fibre Channel controller module:
Figure 27. 32Gb/s Fibre Channel ports
LED Description
Fibre Channel link activity
The following figure shows the host port LEDs on a 25 GbE iSCSI controller module:
Figure 28. 25 GbE iSCSI ports
LED Description
iSCSI link activity
The following figure shows host port LEDs on a 10Gbase-T iSCSI controller module:
Color Status
Green On—Cache contains unwritten data, controller module is
functioning properly
Fast flash (1s:1s)—Cache is active, cache flush in progress
Slow flash (3s: 1s)—Cache self-refresh in progress after
cache flush
Off—Cache is clear or system is coming online
Amber On—1000Base-T negotiated rate
Off—10/100Base-T negotiated rate
Green On—Ethernet link is up
Off—Ethernet link is down
Green On—Connected, link is up
Green or amber Flashing—Link activity
Amber On—Connected, partial link is up
None Off—Not connected or link is down
Color Status
Green On—Connected, link is up
Flashing—Link activity
Off—Not connected or link is down
Color Status
Green On—Connected, link is up
Flashing—Link activity
Off—Not connected or link is down
Storage system hardware 23