Acer Extensa 4120 - Audio; Adjusting the Volume

Acer Extensa 4120

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37

English

Audio

The computer comes with 32-bit High Definition (HD) Audio, and dual

stereo speakers.

Adjusting the volume

Adjusting the volume on the computer is as easy as pressing some buttons. See

"Hotkeys" on page 32 for more information on adjusting the speaker volume.

Table of Contents

Default Chapter3
- Safety Instructions3
  - Using Electrical Power4
  - Replacing the Battery Pack6
- Additional Safety Information7
- Operating Environment7
- Medical Devices7
- Vehicles8
- Potentially Explosive Environments8
- Mercury Advisory9
- Emergency Calls9
- Disposal Instructions9
- Tips and Information for Comfortable Use10
- Finding Your Comfort Zone11
First Things First13
- Your Guides13
- Basic Care and Tips for Using Your Computer13
Acer Empowering Technology21
- Empowering Technology Password21
- Acer Enet Management22
- Acer Epower Management24
- Battery Status25
- Acer Epresentation Management26
- Acer Edatasecurity Management27
- Acer Elock Management28
- Acer Erecovery Management30
- Acer Esettings Management32
- Windows Mobility Center33
Your Acer Notebook Tour35
- Closed Front View37
- Left View38
- Right View39
- Rear View39
- Base View40
Specifications41
Indicators45
Easy-Launch Buttons46
Touchpad48
- Touchpad Basics48
Using the Keyboard50
- Lock Keys and Embedded Numeric Keypad50
- Windows Keys51
- Hotkeys52
- Special Keys54
Ejecting the Optical (CD or DVD) Drive Tray55
Using a Computer Security Lock56
Audio57
- Adjusting the Volume57
Using the System Utilities58
- Acer Gridvista (Dual-Display Compatible)58
- Launch Manager59
- Norton Internet Security60
- NTI Shadow61
Frequently Asked Questions62
- Recovery Cds64
- Requesting Service65
  - International Travelers Warranty (ITW)65
  - Before You Call65
Battery Pack66
- Battery Pack Characteristics66
  - Maximizing the Battery's Life66
- Installing and Removing the Battery Pack67
- Charging the Battery68
- Checking the Battery Level68
- Optimising Battery Life68
- Battery-Low Warning69
Taking Your Notebook PC with You70
- Disconnecting from the Desktop70
- Moving Around70
  - Preparing the Computer70
  - What to Bring to Meetings71
- Taking the Computer Home71
- Traveling with the Computer72
- Traveling Internationally with the Computer73
  - Preparing the Computer73
  - What to Bring with You73
Securing Your Computer74
- Using a Computer Security Lock74
- Using Passwords74
  - Entering Passwords75
  - Setting Passwords75
Expanding through Options76
- Connectivity Options76
- BIOS Utility80
- Using Software81
  - Playing DVD Movies81
Acer Erecovery Management82
- Create Backup82
- Burn Backup Disc83
- Restore and Recovery83
Troubleshooting84
- Troubleshooting Tips84
- Error Messages84
Regulations and Safety Notices86
- FCC Notice86
- Modem Notices87
  - Notice for Australia88
  - Notice for New Zealand89
- Laser Compliance Statement90
- LCD Pixel Statement90
- Macrovision Copyright Protection Notice90
- Radio Device Regulatory Notice91
- General91
- European Union (EU)91
- The FCC RF Safety Requirement93
- Canada - Low-Power License-Exempt Radio Communication Devices (RSS-210)94
- LCD Panel Ergonomic Specifications95
- Federal Communications Comission Declaration of Conformity96
Index98

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