Aspire 4220 / 4520 User's Guide EN
Page 6
... is prohibited or when it and its antenna are followed until such a connection is completed. Operating environment Warning! For safety reasons, turn off your device in health care facilities when any regulations posted in these areas instruct you have any area, and always switch off ...that the above -stated distance from external RF energy or if you to do so. Remember to follow any radio transmitting equipment, including wireless phones, may contain small parts. To successfully transmit data files or messages, this equipment during lightning or thunderstorms. Warning! Do not ...
... is prohibited or when it and its antenna are followed until such a connection is completed. Operating environment Warning! For safety reasons, turn off your device in health care facilities when any regulations posted in these areas instruct you have any area, and always switch off ...that the above -stated distance from external RF energy or if you to do so. Remember to follow any radio transmitting equipment, including wireless phones, may contain small parts. To successfully transmit data files or messages, this equipment during lightning or thunderstorms. Warning! Do not ...
Aspire 4220 / 4520 User's Guide EN
Page 7
... or any equipment that all signs and instructions. or where blasting operations are consistent with a potentially explosive atmosphere and obey all wireless equipment in bodily injury or even death. Potentially explosive atmospheres include areas where you suspect interference, switch off your vehicle engine.... They include below deck on the use of the aircraft, disrupt the wireless telephone network, and may apply to turn off your device when in progress. Potentially explosive environments Switch off your service provider.
... or any equipment that all signs and instructions. or where blasting operations are consistent with a potentially explosive atmosphere and obey all wireless equipment in bodily injury or even death. Potentially explosive atmospheres include areas where you suspect interference, switch off your vehicle engine.... They include below deck on the use of the aircraft, disrupt the wireless telephone network, and may apply to turn off your device when in progress. Potentially explosive environments Switch off your service provider.
Service Guide
Page 15
button/indicator Indicates the status of Bluetooth communication. Turns the computer on page 18 # Icon Item Description 1 Power indicator Indicates the computer's power status. # Icon Item Description 2 Battery indicator Indicates the computer's... data into your internet browser, email reader, or a specified application. Also called Liquid-Crystal Display (LCD), displays computer output. Indicates the status of wireless LAN communication. Keyboard Touchpad 4-way scroll button Click buttons (left and right mouse buttons. The left , and right. To scroll up, down, left...
button/indicator Indicates the status of Bluetooth communication. Turns the computer on page 18 # Icon Item Description 1 Power indicator Indicates the computer's power status. # Icon Item Description 2 Battery indicator Indicates the computer's... data into your internet browser, email reader, or a specified application. Also called Liquid-Crystal Display (LCD), displays computer output. Indicates the status of wireless LAN communication. Keyboard Touchpad 4-way scroll button Click buttons (left and right mouse buttons. The left , and right. To scroll up, down, left...
Service Guide
Page 27
...4. You can adjust CPU speed, LCD brightness and other settings, or click on buttons to turn the following functions on the lower left-hand side. 2. To launch it, select Acer ePower Management from the Empowering Technology interface. AC Mode (Adapter mode) The default setting is closest...power plan is created. Balanced, Power Saver, and High Performance. Select a predefined power plan and click the " " icon shown on /off: Wireless LAN, Bluetooth, CardBus, FireWire (1394), Wired LAN and Optical Device if supported. You can also define the power plan optimized for the newly created...
...4. You can adjust CPU speed, LCD brightness and other settings, or click on buttons to turn the following functions on the lower left-hand side. 2. To launch it, select Acer ePower Management from the Empowering Technology interface. AC Mode (Adapter mode) The default setting is closest...power plan is created. Balanced, Power Saver, and High Performance. Select a predefined power plan and click the " " icon shown on /off: Wireless LAN, Bluetooth, CardBus, FireWire (1394), Wired LAN and Optical Device if supported. You can also define the power plan optimized for the newly created...
Service Guide
Page 64
... shown. Removing the ODD Module 6. Pull out the HDD module by the two bracket as shown. 2. Remove the two screws fastening the HDD module bracket. 5. Turn over the laptop and remove the nine screws fastening the back panel. 3. Lift the back panel up as shown. 58 Chapter 3 Remove the screw fastening... the ODD module. 7. Removing the HDD Module 4. Use a flat screwdriver to first remove the back panel. Removing the HDD Module/ODD Module/Memory/Wireless LAN Card/ Keyboard and the LCD Module 1.
... shown. Removing the ODD Module 6. Pull out the HDD module by the two bracket as shown. 2. Remove the two screws fastening the HDD module bracket. 5. Turn over the laptop and remove the nine screws fastening the back panel. 3. Lift the back panel up as shown. 58 Chapter 3 Remove the screw fastening... the ODD module. 7. Removing the HDD Module 4. Use a flat screwdriver to first remove the back panel. Removing the HDD Module/ODD Module/Memory/Wireless LAN Card/ Keyboard and the LCD Module 1.
Service Guide
Page 67
... cable. 6. Disconnect both ends of the main unit. 7. Disconnect the LCD module and microphone cables, and pull through the wireless LAN antennas from the main unit. 5. Remove the six screws securing the hinges. Turn the notebook over and gently pry up and towards you. 4. Removing the Keyboard and LCD Module 1. Chapter 3 61...
... cable. 6. Disconnect both ends of the main unit. 7. Disconnect the LCD module and microphone cables, and pull through the wireless LAN antennas from the main unit. 5. Remove the six screws securing the hinges. Turn the notebook over and gently pry up and towards you. 4. Removing the Keyboard and LCD Module 1. Chapter 3 61...