HP Folio 13 User Guide - Page 49

Troubleshooting an AC adapter, If the power lights turn - power adapter

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WARNING! Do not charge the computer battery while you are onboard aircraft. ● When charging or calibrating a battery ● When installing or modifying system software ● When writing information to a disc using an optional external optical drive (purchased separately) ● When performing a backup or recovery When you connect the computer to external AC power: ● The battery begins to charge. ● The display brightness increases. ● The power meter icon in the notification area changes appearance. When you disconnect external AC power, the following events occur: ● The computer switches to battery power. ● The display brightness automatically decreases to save battery life. Troubleshooting an AC adapter Contact customer support if the AC adapter if the computer exhibits any of the following symptoms when it is connected to AC power: ● The computer does not turn on. ● The display does not turn on. ● The power lights are off. To test the AC adapter: 1. Shut down the computer. 2. Connect the AC adapter to the computer, and then plug it into an AC outlet. 3. Turn on the computer. ● If the power lights turn on, the AC adapter is working properly. ● If the power lights remain off, check the connection from the AC adapter to the computer and the connection from the AC adapter to the AC outlet to make sure the connections are secure. ● If the connections are secure and the power lights remain off, the AC adapter is not functioning and should be replaced. Contact customer support for information on obtaining a replacement AC power adapter. Running on external AC power 39

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WARNING!
Do not charge the computer battery while you are onboard aircraft.
●
When charging or calibrating a battery
●
When installing or modifying system software
●
When writing information to a disc using an optional external optical drive (purchased
separately)
●
When performing a backup or recovery
When you connect the computer to external AC power:
●
The battery begins to charge.
●
The display brightness increases.
●
The power meter icon in the notification area changes appearance.
When you disconnect external AC power, the following events occur:
●
The computer switches to battery power.
●
The display brightness automatically decreases to save battery life.
Troubleshooting an AC adapter
Contact customer support if the AC adapter if the computer exhibits any of the following symptoms
when it is connected to AC power:
●
The computer does not turn on.
●
The display does not turn on.
●
The power lights are off.
To test the AC adapter:
1.
Shut down the computer.
2.
Connect the AC adapter to the computer, and then plug it into an AC outlet.
3.
Turn on the computer.
●
If the power lights turn
on
, the AC adapter is working properly.
●
If the power lights remain
off
, check the connection from the AC adapter to the computer
and the connection from the AC adapter to the AC outlet to make sure the connections are
secure.
●
If the connections are secure and the power lights remain
off
, the AC adapter is not
functioning and should be replaced.
Contact customer support for information on obtaining a replacement AC power adapter.
Running on external AC power
39