Oracle Sun Server X4-4 Service Manual page 172

Install a CPU Cover Plate
and on replacement motherboards. When replacing a motherboard, remove the covers and
installed them on the failed board.
"Remove a CPU Cover Plate (FRU)" on page 168
Before You Begin ■
For serviceability considerations, see
■
For fan module designation information, see
■
1. Prepare the server for service. See
Service" on page
Disengage the CPU load plate release levers by pushing them down and moving
2.
them slightly toward the CPU socket and away from their retaining clips.
The levers are numbered with their required order of operation. The left-side lever (when
viewed from the front of the server) must be operated first.
3. Rotate the levers to the fully-open position.
When the second lever is in its fully-open position, the load plate is unlocked.
4. To open the load plate, lift the unhinged end to its fully-open position.
5. If necessary remove the CPU using the CPU replacement tool. See
Heatsink and CPU (FRU)" on page
6. To install the CPU cover plate, push it onto the top side of the load plate.
172 Sun Server X4-4 Service Manual • October 2015
"Component Serviceability" on page
"Prepare the Server for Cold
90.
174.
"Component Designations" on page
66.
69.
"Remove a