Removing And Installing Fan Trays; Removing A Fan Tray - Sun Microsystems Netra CT 820 Service Manual

2. Select an empty power supply slot.
3. Prepare the power supply by opening the injector/ejector mechanisms (
4. Align the rails on the power supply with the guides in the slot.
Look into the enclosure to verify correct alignment of the rails in the guides.
5. Slide the power supply in the guides and press firmly to seat the connector.
See
FIGURE 6-2
supply is fully inserted.
6. Tighten the two retention screws on the front panel of the power supply.
See
FIGURE 6-1
7. Replace the intake grill.
6.2

Removing and Installing Fan Trays

Nine blowers housed in three removable fan trays occupy the top of the enclosure.
Each fan tray is secured by a captive screw and plugs into a blind mating receptacle
in the enclosure (
For more information about system cooling, refer to the Netra CT 820 Server Product
Overview.
Caution – Cooling capability is reduced when fan trays are absent from operating
systems. It is important to minimize the time that a fan tray is absent from an
operating system. For typical system configurations, no fan tray should be absent for
more than two minutes.
6.2.1

Removing a Fan Tray

A 1/8" flat-blade screwdriver is required to remove a fan tray.
1. Loosen (turn counterclockwise) the recessed screw latch on the front of the fan
tray until it releases the tray.
2. Use the handle at the bottom of the tray to pull the fan tray out of the enclosure.
6-4 Netra CT 820 Server Service Manual • July 2004
. The green LED on the power supply should come on when the power
for the location of power supply retention screws.
).
FIGURE 6-3
).
FIGURE 6-2