5b 
Pressing the power button on either controller 
5d 
Checking status indicators on the enclosures 
After you have powered on a disk enclosure or the controller enclosure, check that all disks are 
working correctly (no alarm/location indicator is steady red). 
Power indicator of the controller 
enclosure: steady green 
Disk alarm/location 
indicator: off 
Controller enclosure 
front view 
Controller enclosure 
Scenario 1 Turn on the switches of the power 
distribution box 
Scenario 2 Turn on the switch of the PDU 
Front 
Front 
Rear 
Rear 
25 
Pressing the power button on either engine node 
5c 
File engine 
NOTICE