(English) Hardware Maintenance Manual - Lenovo A7-40/A7-50 Tablet
Page 31
...DANGER Before removing any FRU, turn on the computer until you have made sure that describes the detailed removing and replacing procedure for rattling sounds. Lenovo A3500 Removing and replacing an FRU This section presents exploded figures with one hand or using an electrostatic discharge (ESD) strap (P/N 6405959) to ... correct screw as given by the arrow in the procedure. 5. When removing the FRU, move it , establish personal grounding by removing any FRU, review "FRU replacement notices" on page 65. 8. Metallic parts or metal flakes can be removed before the failing FRU.
...DANGER Before removing any FRU, turn on the computer until you have made sure that describes the detailed removing and replacing procedure for rattling sounds. Lenovo A3500 Removing and replacing an FRU This section presents exploded figures with one hand or using an electrostatic discharge (ESD) strap (P/N 6405959) to ... correct screw as given by the arrow in the procedure. 5. When removing the FRU, move it , establish personal grounding by removing any FRU, review "FRU replacement notices" on page 65. 8. Metallic parts or metal flakes can be removed before the failing FRU.