14 Sun Fire 280R Server Service Manual • January 2001
5. When the ok prompt is displayed, type the following command:
This command rebuilds the device trees for the system, incorporating any newly
installed options. After a device has been added to a device tree, it can be recognized
by the system. After a successful reconfiguration reboot, the system prompt is
displayed.
Tools Required for Installation and
Service
The following tools are required to install and service the system:
■ Screwdriver, Phillips No. 1
■ Screwdriver, Phillips No. 2
■ Screwdriver, long flat-blade No. 2
■ Needle-nose pliers
■ Wrench, 5/16ths inch
■ Wrench, 1/2 inch
■ Torque indicator driver, mounted on the inside of the chassis
■ Electrostatic discharge (ESD) mat, Sun part number 250-1088, or equivalent
■ Grounding wrist or foot strap
The latter two items help protect the server against damage due to electrostatic
discharge. For more information, see “How to Avoid Electrostatic Discharge” on
page 35.
How to Position the System for Service
This procedure describes placing the system in position for service by sliding it out
of the rack enclosure without removing it from the rack. All service procedures
except removing and replacing the main logic board can be performed while the
system is still attached to the rack enclosure.
Note – Sliding the system out of the rack is not required for servicing disk drives
and power supplies.
ok boot -r
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