6.
To insert the new battery, slide one edge of the replacement battery under the holder’s lip with the
positive side up. Push the other edge down until the clamp snaps over the other edge of the battery (2).
7.
Replace the base unit front and rear access panels. See
Removing and replacing the base unit access
.
8.
Reconnect the power cord and any external devices, and then turn on the computer.
9.
Reset the date and time, your passwords, and any special system setups using Computer Setup.
Replacing the hard drive
To locate the hard drive on the system board, see
Locating internal components on page 16
.
1.
Remove all removable media, such as USB flash drives, from the computer.
2.
Turn off the computer properly through the operating system, and turn off any external devices.
3.
Disconnect the power cord from the AC outlet and disconnect any external devices.
IMPORTANT:
Regardless of the power-on state, voltage is always present on the system board as long
as the system is plugged into an active AC outlet. You must disconnect the power cord and wait
approximately 30 seconds for the power to drain to avoid damage to the internal components of the
computer.
4.
Remove the base unit rear and front access panels. See
Removing and replacing the base unit access
.
20
Chapter 3 Hardware repair and upgrade
