Installation guide

Field Add-On with Universal Mounting Kit H229-AB/AC
7.1 Chassis Rail Installation
1. Turn the cabinet power off.
WARNING
While working in the cabinet interior, ac power must be removed from
cabinet components. Failure to do so may result in personnel injury as
a result of electric shock.
a. Prior to performing any of the procedures in this chapter, remove ac
power from cabinet components.
b. If the cabinet is installed and operating, spin down all disk drives and
halt all tape drives in the cabinet.
c. At the rear of the storage array, turn off the power controller.
2. Determine the correct enclosure mounting locations and corresponding
cabinet rail mounting holes for the chassis rail assembly. Refer to the
chapter in this document pertaining to your specific cabinet configuration
for this information.
Field Add-On with Universal Mounting Kit H229-AB/AC 7–5