How To Slide The System Out Of A Fully Populated Cabinet; Before You Begin; What To Do - Sun Microsystems Sun Fire V490 Parts Installation And Removal Manual

How to Slide the System Out of a Fully
Populated Cabinet
This procedure describes placing the system in position for service by sliding it out
of a fully populated cabinet without removing it from the rack. All service
procedures except removing and replacing the centerplane and power distribution
board can be performed while the system is still attached to the cabinet.
Note – Sliding the system out of the cabinet is not required for servicing disk drives,
power supplies, or Fan Tray 0.

Before You Begin

Complete this task:
"How to Remove the Power Supply Access Panel" on page 46
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Caution – Unless the cabinet is bolted to the floor, you must extend the cabinet's
anti-tip legs and adjust their stabilizing feet to the floor. You must level and secure
the cabinet to provide a safe working environment.
For a list of tools required for this procedure, see:
"Tools Required for Installation and Service" on page 18
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What to Do

1. Be sure the cabinet is stabilized so that the cabinet cannot move or tip forward.
If there are feet beneath the cabinet to prevent it from rolling, be sure the feet are
fully extended downward to the floor.
Stabilize the cabinet using the stabilizing mechanisms provided with the cabinet.
Refer to the instructions provided with the cabinet.
2. Open (or remove) the front and back cabinet doors.
3. If a cable management arm is not is not installed, disconnect all external cables
attached to the back panel of the system.
Chapter 2 Preparing to Service the System 29