IBM TotalStorage DS300 Hardware Installation And User's Manual page 65

The Fibre Channel RAID controller has two status LEDs on each of the two Fibre
Channel host connectors. The following tables show the Fibre Channel host
connector status LEDs.
Table 7. Fiber Channel host connector status for LED 9 and LED 10
Name LED 9 green
Power on Lit continuously
Loss of sync Off
Online Lit continuously
FC chip fault Flashes at half-second intervals
Table 8. Fibre Channel host connector status for LED 11 and LED 12
Name LED 11 green
Power on Lit continuously
Loss of sync Off
Online Lit continuously
FC chip fault Flashes at half-second intervals
LED 10 amber
Lit continuously
Flashes at half-second intervals
Off
Flashes at half-second intervals
LED 12 amber
Lit continuously
Flashes at half-second intervals
Off
Flashes at half-second intervals
Chapter 8. DS400 storage subsystem controls and LEDs
49