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152 SPARC Enterprise T5120 and T5220 Servers Service Manual • July 2009
14. Power on the system.
See “Power On the Server Using the poweron Command” on page 179.
Related Information
■ “Remove the Hard Drive Cage” on page 146
Servicing the Hard Drive Backplane
These topics explain how to remove and install hard drive backplanes.
■ “Hard Drive Backplane Overview” on page 152
■ “Remove the Hard Drive Backplane” on page 152
■ “Install the Hard Drive Backplane” on page 154
Hard Drive Backplane Overview
The hard drive backplane is housed in the hard drive cage. It provides data and
control signal connectors for the hard drives. It also provides the interconnect for the
front I/O board, power and locator buttons, and system/component status LEDs.
Note – Each drive has its own Power/Activity, Fault, and Ready-to-Remove LEDs.
Related Information
■ “Remove the Hard Drive Backplane” on page 152
■ “Install the Hard Drive Backplane” on page 154
▼ Remove the Hard Drive Backplane
1. Remove the hard drive cage.
See “Remove the Hard Drive Cage” on page 146.
2. Remove the No. 1 Phillips screws securing the backplane to the hard drive cage.
■ Two screws secure the backplane in the SPARC Enterprise T5120 server. See the
first figure below.