Hp Pavilion dv7-4278nr Entertainment Notebook PC Manuel d'utilisateur Page 82
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Noté. / 5. Basé sur avis des utilisateurs
Use the same password for a Setup Utility feature and for a Windows security feature, and the same
password can be used for more than one Setup Utility feature.
To setup a password in Setup Utility:
●
Combine up to 8 letters and numbers. Passwords are case sensitive.
●
Enter the password at the Setup Utility prompt. A password set in Windows must be entered at a
Windows prompt.
To safely create and save passwords:
●
Follow requirements set by the program.
●
Write down your passwords and store them in a secure place away from the computer.
●
Do not store passwords in a file on the computer.
●
Do not use your name or other personal information that can easily be discovered by an outsider.
For additional information about Windows passwords, such as screen-saver passwords, select Start
> Help and Support.
Setting passwords in Windows
Password Function
Administrator password Protects administrator-level access to computer contents.
NOTE: This password cannot be used to access Setup Utility
contents.
User password Protects access to a Windows user account. It also protects
access to the computer contents and must be entered when
you exit Sleep or Hibernation.
Setting passwords in Setup Utility
Password Function
Administrator password
●
Protects access to Setup Utility.
●
After this password is set, it is entered each time you
access Setup Utility.
CAUTION: If you forget your administrator password, Setup
Utility cannot be accessed.
Power-on password
●
Protects access to the computer contents.
●
After this password is set, it must be entered each time
you turn on or restart the computer, or exit Hibernation.
CAUTION: If you forget your power-on password, the
computer cannot be turned on or restarted, or exit Hibernation.
For details about passwords, see Administrator password or Power-on password.
72 Chapter 10 Security
- Notebook PC User Guide 1
- Safety warning notice 3
- Table of contents 5
- 1 Features 11
- 2 Chapter 1 Features 12
- Components 3 13
- 4 Chapter 1 Features 14
- Front components 15
- Right-side components 15
- Left-side components 16
- Bottom components 17
- Display components 18
- Wireless antennas 19
- 2Networking 22
- Using the wireless controls 23
- Using the wireless key 24
- Using HP Wireless Assistant 24
- Using a WLAN 25
- Protecting your WLAN 26
- Connecting to a WLAN 27
- Roaming to another network 27
- Using pointing devices 30
- Using TouchPad gestures 31
- Scrolling 31
- Pinching 31
- Using the action keys 32
- Using the hotkeys 33
- Using the keypads 34
- 4 Multimedia 36
- Multimedia features 27 37
- Adjusting the volume 38
- Multimedia software 39
- Checking your audio functions 41
- 32 Chapter 4 Multimedia 42
- Connecting an HDMI device 43
- 5 Power management 45
- Using the battery meter 46
- Using power plans 46
- Using external AC power 47
- Using battery power 49
- Using Battery Check 50
- Charging a battery 51
- Managing low battery levels 52
- Calibrating a battery 53
- Conserving battery power 55
- Storing a battery 55
- Shutting down the computer 56
- Handling drives 58
- Optical drive 58
- Using optical discs 59
- Playing a CD, DVD, or BD 61
- Configuring AutoPlay 61
- Changing DVD region settings 62
- Copying a CD or DVD 63
- Using external drives 65
- Using Disk Defragmenter 66
- Using Disk Cleanup 66
- 7 External devices 72
- Using an eSATA device 73
- Connecting an eSATA device 74
- Removing an eSATA device 74
- 8 External media cards 75
- Removing a digital card 76
- 9 Memory modules 77
- 10 Security 81
- Setting passwords in Windows 82
- Administrator password 83
- Power-on password 83
- Using antivirus software 84
- Using firewall software 84
- Registering fingerprints 87
- 78 Chapter 10 Security 88
- 11 Setup Utility (BIOS) 89
- Displaying system information 90
- Setup Utility menus 91
- System Configuration menu 92
- Diagnostics menu 92
- 12 Software updates 93
- Downloading a BIOS update 94
- Updating programs and drivers 95
- 13 Backup and recovery 96
- Backing up your information 97
- Using system restore points 98
- Performing a recovery 99
- 14 Troubleshooting 100
- Network icon is not displayed 101
- WLAN connection is very weak 102
- DVD, or a BD 103
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