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1. Turn off the computer.<br />
2. Make sure that the over-discharged battery pack is in the computer.<br />
3. Connect the ac power adapter to the computer and let it charge.<br />
If the optional Quick Charger is available, use it to charge the over-discharged battery pack.<br />
If the battery pack cannot be fully charged in 24 hours, use a new battery pack.<br />
• Problem: Your computer shuts down before the battery status indicator shows empty, -or- Your<br />
computer operates after the battery status indicator shows empty.<br />
Solution: Discharge and recharge the battery pack.<br />
• Problem: The operating time for a fully charged battery pack is short.<br />
Solution: Discharge and recharge the battery pack. If your battery's operating time is still short, use a<br />
new battery pack.<br />
• Problem: The computer does not operate with a fully charged battery pack.<br />
Solution: The surge protector in the battery pack might be active. Turn off the computer for one minute to<br />
reset the protector; then turn on the computer again.<br />
• Problem: The battery pack cannot be charged.<br />
Solution: You cannot charge the battery when it is too hot. If the battery feels hot, remove it from the<br />
computer and allow it to cool to room temperature. After it cools, reinstall it and recharge the battery. If it<br />
still cannot be charged, have it serviced.<br />
AC power adapter problems<br />
• Problem: The ac power adapter is connected to the computer and the working electrical outlet, but the<br />
power adapter (power plug) icon is not displayed in the task bar. Also the ac power indicator does<br />
not light up.<br />
Solution: Do as follows:<br />
1. Make sure that the connection of the ac power adapter is correct. For connecting the ac power<br />
adapter, see the Setup Instructions manual included in the shipping contents of your computer.<br />
2. If the above step is correct, turn off the computer, then disconnect the ac power adapter and uninstall<br />
the main battery.<br />
3. Reinstall the battery and reconnect the ac power adapter, then turn on the computer.<br />
4. If the power adapter icon still does not appear on the task bar and the ac power indicator does not<br />
light up, have the ac power adapter and your computer serviced.<br />
Note: If your computer is a Windows 7 model, to display the power adapter (power plug) icon, click<br />
Show hidden icons in the task bar.<br />
Power problems<br />
Print these instructions now and keep it with your computer for reference later.<br />
If your computer is getting no power at all, check the following items:<br />
1. Verify the power switch. Refer to “Status indicators” on page 18. The power switch is illuminated<br />
whenever the computer is on.<br />
2. Check all power connections. Remove any power strips and surge protectors to connect the ac power<br />
adapter directly to the ac power outlet.<br />
3. Inspect the ac power adapter. Check for any physical damage, and make sure that the power cable is<br />
firmly attached to the adapter brick and the computer.<br />
Chapter 10. Troubleshooting computer problems 229
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