ThinkPad A2* Series Hardware Maintenance Manual (October 2001)


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... card to plastic Turn an additional 180 degrees after the screw head touches the surface of the logic card: 180 degrees more (Cross-section) v Torque driver If you have one. Screw notices Loose screws can cause a reliability problem. v They are harder to the "Torque" column for the P/N, see "...vibration. v They should be used only once. v Use a torque screwdriver if you service this machine: v Keep the screw kit (for each step. 56 ThinkPad A20m/p, A21m/p, A22m/p FRU replacement notices FRU replacement notices This section contains notices related to removing and replacing parts.