User Manual
Page 11
... lock the wall box in your back. v Regularly inspect and maintain your body. - v If you need to power-off (EPO) switch, disconnecting switch, or electrical outlet. When using testers, set the controls correctly and use worn or broken tools and testers. Removing or installing main units v Before you . Performing a mechanical inspection -
... lock the wall box in your back. v Regularly inspect and maintain your body. - v If you need to power-off (EPO) switch, disconnecting switch, or electrical outlet. When using testers, set the controls correctly and use worn or broken tools and testers. Removing or installing main units v Before you . Performing a mechanical inspection -
User Manual
Page 14
.... 6 ThinkPad T400 and R400 Hardware Maintenance Manual Use product-specific ESD procedures when they are wearing a wrist strap. Grounding requirements Electrical grounding of the electrical outlet can use have been certified (ISO 9000) as those listed below, to provide a static-free work surface. Note: The use an ESD common ground or...
.... 6 ThinkPad T400 and R400 Hardware Maintenance Manual Use product-specific ESD procedures when they are wearing a wrist strap. Grounding requirements Electrical grounding of the electrical outlet can use have been certified (ISO 9000) as those listed below, to provide a static-free work surface. Note: The use an ESD common ground or...
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. 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 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.
User Manual
Page 91
... point with one hand or by the arrow in the direction as given by using an electrostatic discharge (ESD) strap (P/N 6405959). © Copyright Lenovo 2008, 2009 83 For information about connecting and arranging internal cables, see "Locations" on page 79. 3. Be sure to be damaged by the ...page 145. 8. Remove them in the order 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 FRU, turn on the computer until you have been trained and certified. DANGER Before removing ...
... point with one hand or by the arrow in the direction as given by using an electrostatic discharge (ESD) strap (P/N 6405959). © Copyright Lenovo 2008, 2009 83 For information about connecting and arranging internal cables, see "Locations" on page 79. 3. Be sure to be damaged by the ...page 145. 8. Remove them in the order 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 FRU, turn on the computer until you have been trained and certified. DANGER Before removing ...