Owners Manual
3–1
3 Maintaining System Components
This chapter describes some common maintenance tasks for the FS7500 controller, as well as
removal and replacement procedures for customer replaceable components.
Note: Many repairs may only be done by a certified service technician. You should only perform
troubleshooting and simple repairs as authorized in your product documentation, or as
directed by your service and support team. Damage due to servicing that is not authorized
is not covered by your warranty. Read and follow the safety instructions that came with
the product.
Removing and Replacing a Controller
To replace one controller in a controller pair, perform the following procedure. Each step in the
procedure is described in detail in later sections.
• Detach the controller from the NAS node pair in which it was installed.
Note: You should only detach a controller from the NAS node while under the instruction of a
service representative. Refer to the PS Series Group Administration manual and the
EqualLogic FS7500 Release Notes.
• Remove the front bezel. See Removing the Controller Bezel on page 2-3
• Power down the controller. See Powering Down the Controller on page 2-17
• Remove the power and network cords.
• Slide the controller forward in the rack to the service position. See Managing the Controller
Cables on page 2-11
• Remove the controller from the rack.
• Install a new controller in the rack. See Installing System Components on page 2-1
• Connect the power and network cords.
• Turn on power to the new controller.
• Obtain the service tag for the new controller. See Displaying the Service Tag on page 4-1
• Attach the front bezel. See Attaching the Controller Bezel on page 2-4.
• Attach the new controller to the NAS node pair from which you detached the controller that
you replaced.
Uninstalling the Controller from the Rack
1. Slide the controller forward in the rack until the controller clicks into place in the service
position.
2. Remove the controller from the rails.