The AC adapter converts AC power to the DC power required by the computer. You can connect the AC adapter with your computer turned either on or off.
CAUTION: The AC adapter works with electrical outlets worldwide. However, power connectors and power strips vary among countries. Using an incompatible cable or improperly connecting the cable to the power strip or electrical outlet may cause fire or equipment damage.
NOTICE: When you disconnect the AC adapter from the computer, grasp the adapter cable connector, not the cable itself, and pull firmly but gently to avoid damaging the cable.
PS/2 CO N N E C T O R
Connects
Shut down the computer before attaching or removing a
HINT: You can use the integrated keyboard and an external keyboard at the same time. When you attach a PS/2 keyboard or PS/2 numeric keypad, the integrated keypad is disabled.
Setting Up and Using Your Computer
31