Hardware Maintenance Manual
Page 62
...IBM ThinkPad computer, this problem is addressed with shock or vibration. Do the following characteristics: v They maintain tight connections. v Use a torque screwdriver if you have a torque driver, refer 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...v Always use new screws. Read this machine: v Keep the screw kit (for each step. 56 ThinkPad A20m/p, A21m/p, A22m/p Screw notices Loose screws can cause a reliability problem. FRU replacement notices FRU replacement notices This ...
...IBM ThinkPad computer, this problem is addressed with shock or vibration. Do the following characteristics: v They maintain tight connections. v Use a torque screwdriver if you have a torque driver, refer 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...v Always use new screws. Read this machine: v Keep the screw kit (for each step. 56 ThinkPad A20m/p, A21m/p, A22m/p Screw notices Loose screws can cause a reliability problem. FRU replacement notices FRU replacement notices This ...