HP 3PAR StoreServ 7000 Storage Service Guide

Figure 33 M6720 I/O Module
Table 5 I/O module LEDs
MeaningStateAppearanceFunctionIconLED
Power is onOnGreenPower
Power is offOff
FaultOnAmberFault
Normal operationOff
Locate command issuedFlashing
External Port Activity LEDs
MeaningStateAppearanceFunction
Ready, no activityOnGreenExternal Port Activity; 4 LEDs for
Data Ports 0 through 3
Not ready or no powerOff
ActivityFlashing
Controller Node and Internal Component LEDs
Controller node LEDs are shown in Table 6 (page 35).
NOTE: Issue the locatenode command to flash the hotplug LED blue.
Table 6 Controller Node LEDs
Not a Cluster memberOnGreenStatus
BootQuick Flashing
Cluster memberSlow Flashing
OK to removeOnBlueUnit ID
Not OK to removeOff
Locate command issuedFlashing
FaultOnAmberFault
No faultOff
Node in cluster and there is a
fault
Flashing
Controller Node and Internal Component LEDs 35