User's Manual

Managing Power 3-7
5. Fit another battery pack into place () and slide the battery security
lock to the lock (
) position ().
Installing a Second Battery Pack (Optional)
You can install a second battery pack to your computer for a longer
operating time when AC power is not available. To install a second
battery pack:
1. Make sure that system power is off.
2. Gently place the computer upside down.