374 Upgrade and Maintenance Manual RX2540 M4
12.2.4 Installing the CPU
Ê Confirm that the CPU model number printed on the top of the CPU fits with
the requirements.
Figure 255: Installing the CPU in the CPU frame
Ê Click the CPU into the CPU frame (see arrows). Ensure that the triangle
marks on CPU (A) and on CPU frame (B) are on the same edge.
Ê Ensure that the CPU fits in its place.
When replacing the CPU
Ê When replacing the CPU, apply the thermal paste onto the CPU, see section
"Applying the thermal paste to the CPU surface" on page 382.