IBM IntelliStation A Pro 6224, User Manual

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2. Turn off the computer and all attached devices.
3. Disconnect the power cord.
4. Remove the side cover and support bracket.
5. Locate the CMOS recovery jumper (JP1) on the system board, removing any
adapters that impede access to the jumper. An illustration showing the location
of the jumper on the system board is in “Recovering from a POST/BIOS
update failure” on page 97.
6. Move the CMOS recovery jumper from pins 1 and 2 to pins 2 and 3.
7. Wait 60 seconds; then, return the CMOS recovery jumper to pins 1 and 2.
8. Replace any adapters that were removed; then, replace the support bracket
and replace the side cover.
You can now start the computer one time, and start the Configuration/Setup
Utility program, without having to use the power-on password. At this time, you
can either delete the old password or set a new user password. If you do not
change or delete the password, the next time you start the computer the
original user password will be reinstated.
9. Connect the computer to a power source, keyboard, monitor, and mouse.
10. Turn on the computer. The Configuration/Setup Utility program starts.
11. Follow the instructions to erase the existing password or create a new
password.
12. Select Save Settings and press Enter.
Replacing the battery
When replacing the battery, you must replace it with a lithium battery of the same
type from the same manufacturer. To avoid possible danger, read and follow the
information in “Safety” on page vii.
To order replacement batteries, call 1-800-772-2227 within the United States, and
1-800-465-7999 or 1-800-465-6666 within Canada. Outside the U.S. and Canada,
call your IBM marketing representative or authorized reseller.
Note: After you replace the battery, you must reconfigure the computer and reset
the system date and time.
Complete the following steps to replace the battery:
1. Review the safety information beginning on page vii, “Installation guidelines” on
page 33, and “Handling static-sensitive devices” on page 33.
2. Follow any special handling and installation instructions that come with the
replacement battery.
3. Turn off the computer and all attached devices. Disconnect all external cables
and power cords; then, remove the computer cover and the support bracket.
(See “Removing the side cover” on page 37 and “Removing and installing the
support bracket” on page 38.)
4. Remove the battery:
a. Use a fingernail to press the top of the battery clip away from the battery.
The battery pops up when released.
b. Use your thumb and index finger to lift the battery from the socket.
Chapter 5. Solving problems
99