Removing The Cpu From The Workstation; Figure - Sun Microsystems Ultra 27 Service Manual

Removing the CPU From the Workstation

FIGURE 3–32
Grasp the notched edges of the CPU PCB and lift it out of the socket.
12
Set the CPU on an antistatic mat or surface.
Remove the new CPU from the antistatic packaging.
13
Ensure that the CPU socket retainer lever and hinged socket retainer are in the fully open
14
(upright) position (see
Remove the new CPU from its antistatic packaging.
15
The CPU is mounted on a PCB that is notched on two opposite sides.
Hold the CPU by its notched sides.
16
Position the CPU over the CPU socket so that the notches on the PCB align with the keys on the
17
socket.
Irreparable damage to the motherboard can occur if downward force is applied to the
Caution –
socket. Do not force the CPU into the socket.
Carefully set the CPU onto the socket.
18
When correctly positioned the CPU lies flat in the socket, and the notches on the CPU are
aligned with the keys on the socket, restricting movement of the CPU within the socket.
Chapter 3 • Maintaining the Workstation

Figure

3–33).
Replacing the Heat Sink and CPU
81