Replacement Procedures
4.
Unlock the
CPU
by rotating the
cam
on the CPU socket 120 degrees to the
counterclockwise with a flat-blade screwdriver.
5.
Remove the
CPU
.
Figure 4-26 Remove the CPU
Installing the CPU
The following describes the procedure of installing the CPU.
1.
Check that the mark of cam is in the unlocking position.
2.
Attach the
CPU
to the correct position in the
CPU socket
.
3.
Fix the
CPU
by rotating the cam 120 degrees to the clockwise with a flat-blade
screwdriver.
4.
If there is already silicon grease on the CPU, clean it with a cloth.
Using a special applicator, apply silicon grease so that the CPU chip on the CPU is
completely covered.
5.
Please apply 0.1cc silicon grease (
Shinetsu7762
) for each repair.
Satellite U400/Satellite Pro U400/PORTEGE M800
Maintenance Manual 43
Summary of Contents for Satellite Pro U400 Series
Page 110: ...Test Program for Field Satellite U400 and Satellite Pro U400 Tests and Diagnostics Manual 17 ...
Page 168: ...Replacement Procedures Satellite U400 Satellite Pro U400 PORTEGE M800 Maintenance Manual 4 iv ...
Page 276: ...Pin Assignment 36 Satellite U400 Satellite Pro U400 PORTEGE M800 Maintenance Manual ...
Page 302: ...Wiring Diagrams F 2 Satellite U400 Satellite Pro U400 PORTEGE M800 Maintenance Manual ...