Refer to “Lithium battery notice” on page vi for information about replacing and
disposing of the battery.
To change the battery:
1. Refer to “Identifying parts on the system board” on page 12 and locate the
battery.
2. Remove the PCI riser and any cables that impede access to the battery.
3. Remove the old battery.
4. Install the new battery.
5. Slide both drive trays back into the computer and secure with the holding
screws. Reconnect any cables that were disconnected.
6. Install the PCI riser and adapters if removed.
7. Replace the cover, and connect the cables. See “Replacing the cover and
connecting the cables” on page 19.
Note: When the computer is turned on for the first time after battery
replacement, an error message might be displayed. This is normal after
replacing the battery.
8. Turn on the computer and all attached devices.
9. Use the IBM Setup Utility program to set the date and time and any
passwords.
Erasing a lost or forgotten password (clearing CMOS)
This section applies to lost or forgotten passwords. For more information about
lost or forgotten passwords, go to Access IBM.
To erase a forgotten password:
1. Refer to “Accessing system board components and drives” on page 11.
2. Locate the Clear CMOS/BIOS recovery jumper on the system board. See
“Identifying parts on the system board” on page 12.
3. Move the jumper from the standard position (pins 1 and 2) to the
maintenance or configure position (pins 2 and 3).
4. Slide both drive trays back into the computer and secure with the holding
screws. Reconnect any cables that were disconnected.
5. Install the PCI riser and adapters.
6. Replace the cover, and connect the power cable. See “Replacing the cover and
connecting the cables” on page 19.
18 User Guide
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