HP 3PAR F-Class, T-Class, StoreServ 10000 Storage Troubleshooting Guide (QL226-96953, May 2013)

Interface Card LEDs
The drive chassis contains two interface cards, FC-AL-A and FC-AL-B, with the following LEDs:
Figure 75 Interface Card LEDs
Table 23 Interface Card LED Displays
IndicatesAppearanceLED
The incoming Fibre Channel signal is good.Steady green lightHost Port 0, 1, 2, 3
Signal Good
All device ports are good at 2GB.Steady green lightLoop Status
All device ports are good at 1GB.No light
Drives are bypassed by module.Flashing green light
FC-AL module is failed.Steady amber lightModule Fault
Power Supply/Cooling Module LEDs
Drive chassis power supplies/cooling modules have the following LEDs:
Using the F-Class Component LEDs 71