Hp Pavilion dv6-7122he Entertainment Notebook PC Uživatelský manuál stáhnout pdf (Strana 99)

3. Connect the AC adapter to the computer, and then plug it into an AC outlet.

4. 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 about obtaining a replacement AC power adapter.

Troubleshooting 89

1 2 ... 94 95 96 97 98 99 100 101 102 103 104

User Guide 1
Safety warning notice 3
Table of contents 5
1 Starting right 11
More HP resources 12
Right side 14
Right side 5 15
Left side 16
Component Description 17
Display 9 19
TouchPad 20
3 Connecting to a network 28
Using the wireless button 29
Using a WLAN 30
Setting up a WLAN 31
Configuring a wireless router 31
Protecting your WLAN 31
Connecting to a WLAN 32
Using the webcam 35
Using audio 36
Connecting headphones 37
Connecting a microphone 37
Using Beats Audio 37
Using video 38
Using the keyboard 43
Using the hot keys 45
Using the keypad 45
Using the TouchPad 46
Navigating 47
Selecting 47
Using TouchPad gestures 48
Scrolling 49
Pinching/Zooming 49
Rotating 50
Flicking 50
6 Managing power 51
Using Sleep or Hibernation 52
Using the power meter 54
Selecting a power plan 54
Running on battery power 55
Conserving battery power 56
Running on external power 57
Shutting down the computer 58
Using a USB device 59
Removing a USB device 60
Using optical drives 62
Inserting an optical disc 63
Removing an optical disc 64
Sharing drives on the network 64
8 Maintaining your computer 65
Replacing a hard drive 66
Using HP 3D DriveGuard 68
Using Disk Defragmenter 68
Using Disk Cleanup 68
9. Replace the service door 71
10. Replace the battery 71
12. Turn on the computer 71
Improving performance 61 71
Updating programs and drivers 72
Cleaning your computer 72
9 Securing your computer and 74
Using passwords 75
Setting Windows passwords 76
Using HP SimplePass 77
Using antivirus software 78
Using firewall software 78
Installing software updates 79
Diagnostics 81
Determining the BIOS version 82
Downloading a BIOS update 82
Using System Diagnostics 83
Creating backups 84
What you need to know 85
Tips for a successful backup 86
Restore and recovery 88
12 Specifications 91
Operating environment 92
● Troubleshooting 93
Troubleshooting 94
Cannot connect to a WLAN 95
WLAN connection is very weak 96
Audio problems 97
Power management problems 98
Contacting customer support 100
14 Electrostatic Discharge 101

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