HP 3PAR StoreServ 7450 Storage Troubleshooting Guide

Figure 16 I/O Module LEDs
Table 7 I/O module LEDs
MeaningStateAppearanceFunctionIcon
Power is onOnGreenPower
Power is offOff
FaultOnAmberFault
Normal operationOff
Locate command issuedFlashing
External Port Activity LEDs
Figure 17 External Port Activity LEDs
MeaningStateAppearanceFunction
Ready, no activityOnGreenExternal Port Activity; 4 LEDs for
Data Ports 0 through 3
Not ready or no powerOff
ActivityFlashing
Storage System Component LEDs 17