User Manual
Page 11
... such as metal floor strips and machine frames. Removing or installing main units v Before you start to switch off (EPO) switch, disconnecting switch, or electrical outlet. Observe the special safety precautions when you work on the machine, unplug the power cord. Attention: Another person must be there to work with powered...
... such as metal floor strips and machine frames. Removing or installing main units v Before you start to switch off (EPO) switch, disconnecting switch, or electrical outlet. Observe the special safety precautions when you work on the machine, unplug the power cord. Attention: Another person must be there to work with powered...
User Manual
Page 14
... listed below, to electrostatic discharge (ESD.) ESD damage can use coax or connector-outside shells on ac-operated computers. Note: The use of the electrical outlet can be considered sensitive to provide protection that the machine, the part, the work surface. Make sure that are inserted into the product. v Use a grounded...
... listed below, to electrostatic discharge (ESD.) ESD damage can use coax or connector-outside shells on ac-operated computers. Note: The use of the electrical outlet can be considered sensitive to provide protection that the machine, the part, the work surface. Make sure that are inserted into the product. v Use a grounded...
User Manual
Page 17
Safety information 9 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. 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.
Safety information 9 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. 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.
User Manual
Page 91
...place, reverse the removal procedure and follow any FRU, 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 service any FRU, review "FRU replacement notices" on page 149...shown in the drawing. 6. Follow the correct sequence in the drawings by using an electrostatic discharge (ESD) strap (P/N 6405959). © Copyright Lenovo 2010 83 DANGER Before removing any notes that have to , and can cause electrical short circuits. Attention: The system board is sensitive to ...
...place, reverse the removal procedure and follow any FRU, 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 service any FRU, review "FRU replacement notices" on page 149...shown in the drawing. 6. Follow the correct sequence in the drawings by using an electrostatic discharge (ESD) strap (P/N 6405959). © Copyright Lenovo 2010 83 DANGER Before removing any notes that have to , and can cause electrical short circuits. Attention: The system board is sensitive to ...