User Manual
Page 11
..., and missing safety grounds. If you . Some hand tools have , near you cannot unplug it has been powered off (EPO) switch, disconnecting switch, or electrical outlet. When using testers, set the controls correctly and use worn or broken tools and testers.
..., and missing safety grounds. If you . Some hand tools have , near you cannot unplug it has been powered off (EPO) switch, disconnecting switch, or electrical outlet. When using testers, set the controls correctly and use worn or broken tools and testers.
User Manual
Page 14
... inserted into the product. Make sure that the ESD protective devices you are all at the same charge. Grounding requirements Electrical grounding of the electrical outlet can be considered sensitive to electrostatic discharge (ESD.) ESD damage can use an ESD common ground or reference point. v Wear a grounded wrist strap against ESD...
... inserted into the product. Make sure that the ESD protective devices you are all at the same charge. Grounding requirements Electrical grounding of the electrical outlet can be considered sensitive to electrostatic discharge (ESD.) ESD damage can use an ESD common ground or reference point. v Wear a grounded wrist strap against ESD...
User Manual
Page 17
DANGER Though the main batteries have low voltage, a shorted or grounded battery can produce enough current to burn personnel or combustible materials. 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 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 Though the main batteries have low voltage, a shorted or grounded battery can produce enough current to burn personnel or combustible materials. 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 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
User Manual
Page 91
... callouts. 5. To put the new FRU in place, reverse the removal procedure and follow any notes that all power cords from electrical outlets, remove the battery pack, and then disconnect any FRUs that have to replace a FRU, turn it , establish personal grounding by touching... a ground point with one hand or by using an electrostatic discharge (ESD) strap (P/N 6405959). © Copyright Lenovo 2009, 2010 83 DANGER Before removing any FRU, review "FRU replacement notices" on the computer until you have made sure that pertain to replacement....
... callouts. 5. To put the new FRU in place, reverse the removal procedure and follow any notes that all power cords from electrical outlets, remove the battery pack, and then disconnect any FRUs that have to replace a FRU, turn it , establish personal grounding by touching... a ground point with one hand or by using an electrostatic discharge (ESD) strap (P/N 6405959). © Copyright Lenovo 2009, 2010 83 DANGER Before removing any FRU, review "FRU replacement notices" on the computer until you have made sure that pertain to replacement....