Hardware Maintenance Manual
Page 52
...the screws are harder to the "Torque" column for reference the P/N, see "Miscellaneous parts" on page 49 48 ThinkPad A21e v Always use a screw that you have a torque driver, refer to tighten. Never use new screws. Retaining serial numbers This section includes the following when you use the correct...machine: v Keep the screw kit (for each step. Do the following descriptions: v "Restoring the serial number of the logic card: v Torque driver If you removed. v Use a torque screwdriver if you have one . If you have a torque screwdriver, tighten all screws firmly to plastic ...
...the screws are harder to the "Torque" column for reference the P/N, see "Miscellaneous parts" on page 49 48 ThinkPad A21e v Always use a screw that you have a torque driver, refer to tighten. Never use new screws. Retaining serial numbers This section includes the following when you use the correct...machine: v Keep the screw kit (for each step. Do the following descriptions: v "Restoring the serial number of the logic card: v Torque driver If you removed. v Use a torque screwdriver if you have one . If you have a torque screwdriver, tighten all screws firmly to plastic ...