1160 System Board And Base Cover Assembly; When Installing - Lenovo ThinkPad X1 Hardware Maintenance Manual

Step Screw (quantity)
4
M2 x 3 mm (1)

When installing:

Make sure that the connector

1160 System board and base cover assembly

Important notices for handling the system board:
When handling the system board, bear the following in mind.
• The system board has an accelerometer, which can be broken by applying several thousands of G-forces.
Note: Dropping a system board from a height of as little as 6 inches so that it falls flat on a hard bench
can subject the accelerometer to as much as 6,000 G's of shock.
• Be careful not to drop the system board on a bench top that has a hard surface, such as metal, wood, or
composite.
• If a system board is dropped, test it using PC-Doctor for DOS if the system supports PC-Doctor for DOS,
to make sure that the Active Protection System
80
Hardware Maintenance Manual
Color
Black
5 is attached firmly.
™
is still functioning.
Torque
0.181 Nm
(1.85 kgfcm)