Grass Valley K2 Storage System Instruction Manual v.3.2 Sep.24 2007 - Manual (Page 121)

September 7, 2007 K2 Storage System Instruction Manual 121
Level 2R system power-off procedure
8. Power-off the primary RAID controller chassis. If expansion chassis are
connected, make sure the power-off of the controller chassis is prior to or
simultaneous with the power-off of its connected expansion chassis. Wait
approximately 30 seconds for the disk drives to spin down before proceeding.
9. Power-off all Ethernet switches.
10.Power-off the control point PC and/or the NetCentral server PC, if necessary.