Hp 250 G2 Notebook PC Bedienungsanleitung Seite 61
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See the Regulatory, Safety and Environmental Notices for proper battery disposal. To access this
guide, from the Start screen, type support, and then select the HP Support Assistant app.
Replacing a user-replaceable battery
Battery Check in HP Support Assistant notifies you to replace the battery when an internal cell is not
charging properly or when the battery storage capacity has reached a weak condition. If the battery is
possibly covered by an HP warranty, instructions include a warranty ID. A message refers you to the
HP website for more information about ordering a replacement battery.
Running on external AC power
For information about connecting to AC power, refer to the Setup Instructions poster provided in the
computer box.
The computer does not use battery power when the computer is connected to AC external power with
an approved AC adapter or an optional docking/expansion device.
WARNING! To reduce potential safety issues, use only the AC adapter provided with the computer,
a replacement AC adapter provided by HP, or a compatible AC adapter purchased from HP.
Connect the computer to external AC power under any of the following conditions:
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 (select models only)
● When running Disk Defragmenter on computers with internal hard drives
●
When performing a backup or recovery
When you connect the computer to external AC power:
●
The battery begins to charge.
●
The screen brightness increases.
●
The power meter icon on the Windows desktop changes appearance.
When you disconnect external AC power, the following events occur:
●
The computer switches to battery power.
●
The screen brightness automatically decreases to save battery life.
●
The power meter icon on the Windows desktop changes appearance.
Troubleshooting power problems
Test 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.
Running on external AC power 51
- User Guide 1
- Safety warning notice 3
- Table of contents 5
- 1 Starting right 11
- More HP resources 12
- More HP resources 3 13
- Locating hardware 14
- Locating software 14
- Right side 15
- Left side 16
- Left side 7 17
- Display 9 19
- TouchPad 20
- 3 Connecting to a network 29
- Using a WLAN 30
- Setting up a WLAN 31
- Configuring a wireless router 31
- Protecting your WLAN 31
- Connecting to a WLAN 32
- Connecting to a wired network 33
- Multimedia features 35
- Multimedia features 27 37
- Using the webcam 38
- Using audio 38
- Connecting headphones 39
- Connecting a microphone 39
- Testing your audio features 39
- Using video 40
- Setting up HDMI audio 41
- (select models only) 42
- 5 Navigating the screen 43
- Scrolling 45
- 2-finger pinch zoom 45
- 2-finger click 46
- Rotating (select models only) 46
- Flicking (select models only) 47
- Edge swipes 47
- Left-edge swipe 48
- Top-edge swipe 48
- One-finger slide 49
- Using the keyboard and mouse 53
- Using Windows shortcut keys 54
- Using the hot keys 54
- 6 Managing power 56
- Running on battery power 58
- Finding battery information 59
- Conserving battery power 59
- Resolving a low battery level 60
- Running on external AC power 61
- 7 Maintaining your computer 65
- Using Disk Cleanup 66
- Updating programs and drivers 70
- Cleaning your computer 70
- Cleaning the sides or cover 71
- 8 Securing your computer and 73
- Setting Windows passwords 74
- Using antivirus software 75
- Installing software updates 76
- Hardware Diagnostics (UEFI) 78
- Downloading a BIOS update 79
- Creating HP Recovery media 81
- Restore and recovery 82
- What you need to know 83
- 11 Specifications 85
- Operating environment 86
- 12 Electrostatic Discharge 87
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