Compaq StorageWorks 4000 - RAID Array User's Guide download pdf (Page 58)

Troubleshooting

continued

9 Active/Standby ON=Controller is active

OFF=Controller is in standby

10 WCXC active ON = Cache transfers are active

11 Logical I/O active ON = Currently processing logical requests from the

Host Adapter

12 SCSI Bus 0 active ON = Indicates requests are outstanding on the first

SCSI bus

13 SCSI Bus 1 active ON = Indicates requests are outstanding on the

second SCSI bus

14 Cache Activity/Error ON = Cache failure

OFF = No cache activity

Blinking = Cache transfer pending

15 Drive failure ON = A configured hard drive has filed in the array

Transmit

LED

Transmit mode ON = Indicates the array controller is transmitting

data over the FC-AL

Receive

LED

Receive mode ON = Indicates the array controller is receiving data

over the FC-AL

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Compaq StorageWorks 4000 - RAID Array User's Guide Page 58