User Manual
Page 11
Performing a mechanical inspection - If you cannot unplug it has been powered off (EPO) switch, disconnecting switch, or electrical outlet. Ensure that supplies power to the machine, and to power-off the wall box that another person, familiar with live electrical currents. Attention: Another person ...
Performing a mechanical inspection - If you cannot unplug it has been powered off (EPO) switch, disconnecting switch, or electrical outlet. Ensure that supplies power to the machine, and to power-off the wall box that another person, familiar with live electrical currents. Attention: Another person ...
User Manual
Page 14
... that meets the specific service requirement. Attach the ESD ground clip to eliminate static on a double-insulated or battery-operated system, use of the electrical outlet can be considered sensitive to provide a static-free work mat, and the person handling the part are wearing a wrist strap. When working on your clothing...
... that meets the specific service requirement. Attach the ESD ground clip to eliminate static on a double-insulated or battery-operated system, use of the electrical outlet can be considered sensitive to provide a static-free work mat, and the person handling the part are wearing a wrist strap. When working on your clothing...
User Manual
Page 17
Safety information 9 DANGER To avoid shock, do as follows before removing it: power off the computer, unplug all power cords from electrical outlets, remove the battery pack, and disconnect any interconnecting cables. DANGER Though the main batteries have low voltage, a shorted or grounded battery can produce enough current to burn personnel or combustible materials. DANGER Unless hot swap is allowed for the FRU being replaced, do not remove the plastic cover that protects the lower part of the inverter card.
Safety information 9 DANGER To avoid shock, do as follows before removing it: power off the computer, unplug all power cords from electrical outlets, remove the battery pack, and disconnect any interconnecting cables. DANGER Though the main batteries have low voltage, a shorted or grounded battery can produce enough current to burn personnel or combustible materials. DANGER Unless hot swap is allowed for the FRU being replaced, do not remove the plastic cover that protects the lower part of the inverter card.
User Manual
Page 93
...in the direction as given by removing any interconnecting cables. Verify this by using an electrostatic discharge (ESD) strap (P/N 6405959). © Copyright Lenovo 2009 85 Metallic parts or metal flakes can be removed before the failing FRU. Attention: After replacing a FRU, do not turn on the ...computer until you have made sure that all power cords from electrical outlets, remove the battery pack, and then disconnect any FRUs that pertain to observe the following general rules: 1. When replacing a FRU, use in...
...in the direction as given by removing any interconnecting cables. Verify this by using an electrostatic discharge (ESD) strap (P/N 6405959). © Copyright Lenovo 2009 85 Metallic parts or metal flakes can be removed before the failing FRU. Attention: After replacing a FRU, do not turn on the ...computer until you have made sure that all power cords from electrical outlets, remove the battery pack, and then disconnect any FRUs that pertain to observe the following general rules: 1. When replacing a FRU, use in...