User Manual
Page 11
... you when working on electrical equipment. Ensure that does not insulate you cannot unplug it has been powered off (EPO) switch, disconnecting switch, or electrical outlet. First, check that it , ask the customer to power-off the wall box that supplies power to the machine, and to work on a machine that...
... you when working on electrical equipment. Ensure that does not insulate you cannot unplug it has been powered off (EPO) switch, disconnecting switch, or electrical outlet. First, check that it , ask the customer to power-off the wall box that supplies power to the machine, and to work on a machine that...
User Manual
Page 14
... sensitive to provide protection that meets the specific service requirement. v Prevent the part from touching your body. Use the round ground prong of the electrical outlet can use coax or connector-outside shells on a double-insulated or battery-operated system, use an ESD common ground or reference point. Use product-specific...
... sensitive to provide protection that meets the specific service requirement. v Prevent the part from touching your body. Use the round ground prong of the electrical outlet can use coax or connector-outside shells on a double-insulated or battery-operated system, use an ESD common ground or reference point. Use product-specific...
User Manual
Page 17
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 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. 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 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. Safety information 9
User Manual
Page 91
... removing and replacing a FRU. 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 in the direction as given by the arrow in... the drawings by shaking the computer gently and listening for removing the FRU, as given by using an electrostatic discharge (ESD) strap (P/N 6405959). © Copyright Lenovo 2009, 2010 83
... removing and replacing a FRU. 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 in the direction as given by the arrow in... the drawings by shaking the computer gently and listening for removing the FRU, as given by using an electrostatic discharge (ESD) strap (P/N 6405959). © Copyright Lenovo 2009, 2010 83