User guide

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