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Appendix 89
10 Remove the computer cover (see page 60).
11 Reconnect the jumper plug to jumper PSWD (see page 66).
12 Replace the computer cover (see page 80), plug your computer into an
electrical outlet, and turn on the computer.
Turning on your computer with the PSWD jumper installed reenables
the password feature.
Replacing the Battery
A coin-cell battery maintains computer configuration, date, and time
information. The battery can last several years.
If you have to repeatedly reset time and date information after turning on
the computer, replace the battery.
CAUTION: A new battery can explode if it is incorrectly installed.
Replace the 3-V CR2032 battery only with the same or equivalent
type recommended by the manufacturer. Discard used batteries
according to the manufacturer’s instructions (see page 14).
1
Record all the screens in the system setup program so that you can
restore the correct settings in step 8 (see page 86).
2 Remove the computer cover (see page 60).
3 Rotate the power supply (see page 62).
NOTICE: To avoid damage to the system board while you pry the battery
loose, be sure to insert the plastic screwdriver between the battery and the
socket (not the system board).
4
Locate the battery socket BATTERY (see page 66) and pry the battery
out of its socket with your fingers or with a plastic screwdriver.