Take Apart Main Battery - 2
Replacement Note:
Perform the battery contact
alignment procedure when a known-good battery has power
problems. (See Additional Procedures, “Align Battery
Contacts.”)
Replacement Note:
If you remove a dead battery from a
unit that also had a dead backup battery, you must reset the
power manager to start up the system. (See Troubleshooting
Info, “Power Manager Reset.“)
Replacement Note:
Fully charge a replacement battery
before using it.