Aspire 4220 / 4520 User's Guide EN
Page 10
... muscles • take short rests to relax your neck and shoulders • avoid tensing your muscles or shrugging your shoulders • install the external display, keyboard and mouse properly and within comfortable reach • if you view your monitor more than the top edge of the display so your eyes point... by: • placing your display in one fixed posture • avoid slouching forward and/or leaning backward • stand up and walk around regularly to remove the strain on how to reduce eyestrain.
... muscles • take short rests to relax your neck and shoulders • avoid tensing your muscles or shrugging your shoulders • install the external display, keyboard and mouse properly and within comfortable reach • if you view your monitor more than the top edge of the display so your eyes point... by: • placing your display in one fixed posture • avoid slouching forward and/or leaning backward • stand up and walk around regularly to remove the strain on how to reduce eyestrain.
Aspire 4220 / 4520 User's Guide EN
Page 16
... (ITW) 43 Before you call 43 Battery pack 44 Battery pack characteristics 44 Maximizing the battery's life 44 Installing and removing the battery pack 45 Charging the battery 46 Checking the battery level 46 Optimising battery life 46 Battery-low warning 47... Acer Arcade (for selected models) 48 Finding and playing content 49 Settings 49 Arcade controls 50 Navigation controls 50 Player controls 50 Virtual keyboard 51 Background mode 51 Cinema 52 Settings 52 Album 53 Editing ...
... (ITW) 43 Before you call 43 Battery pack 44 Battery pack characteristics 44 Maximizing the battery's life 44 Installing and removing the battery pack 45 Charging the battery 46 Checking the battery level 46 Optimising battery life 46 Battery-low warning 47... Acer Arcade (for selected models) 48 Finding and playing content 49 Settings 49 Arcade controls 50 Navigation controls 50 Player controls 50 Virtual keyboard 51 Background mode 51 Cinema 52 Settings 52 Album 53 Editing ...
Aspire 4220 / 4520 User's Guide EN
Page 83
...; You can put the computer in Sleep mode. When you go within short distances, for example, from the AC adapter. 6 Disconnect the keyboard, pointing device, printer, external monitor and other external devices. 7 Disconnect the Kensington lock if you are using one to secure the computer. ...Disconnecting from the desktop Follow these steps to disconnect your computer from external accessories: 1 Save any open files. 2 Remove any media, floppy disks or compact disks from the drive(s). 3 Shut down the computer: Click on Start, Turn Off Computer, then click...
...; You can put the computer in Sleep mode. When you go within short distances, for example, from the AC adapter. 6 Disconnect the keyboard, pointing device, printer, external monitor and other external devices. 7 Disconnect the Kensington lock if you are using one to secure the computer. ...Disconnecting from the desktop Follow these steps to disconnect your computer from external accessories: 1 Save any open files. 2 Remove any media, floppy disks or compact disks from the drive(s). 3 Shut down the computer: Click on Start, Turn Off Computer, then click...
Aspire 4220 / 4520 User's Guide EN
Page 113
...-low warning 47 caring for xiv characteristics 44 charging 46 checking charge level 46 installing 45 low conditions 47 maximizing life 44 optimizing 46 removing 46 using the first time 44 BIOS utility 75 brightness hotkeys 31 C caps lock 29 on indicator 25 care AC adapter xiii battery... manually 41 troubleshooting 41 charging checking level 46 cleaning computer xiv computer caring for xiii cleaning xiv disconnecting 64 features 15, 37 indicators 25 keyboards 29 moving around 64 on indicator 25, 26 security 68 setting up a home office 66 taking home 65 traveling internationally 67 traveling on ...
...-low warning 47 caring for xiv characteristics 44 charging 46 checking charge level 46 installing 45 low conditions 47 maximizing life 44 optimizing 46 removing 46 using the first time 44 BIOS utility 75 brightness hotkeys 31 C caps lock 29 on indicator 25 care AC adapter xiii battery... manually 41 troubleshooting 41 charging checking level 46 cleaning computer xiv computer caring for xiii cleaning xiv disconnecting 64 features 15, 37 indicators 25 keyboards 29 moving around 64 on indicator 25, 26 security 68 setting up a home office 66 taking home 65 traveling internationally 67 traveling on ...
Service Guide
Page 61
... flowchart on the succeeding page gives you a graphic representation on the entire disassembly sequence and instructs you must first remove the keyboard, then disassemble the inside assembly frame in that need to be removed during servicing. Start Battery Pack B*1 D*1 System Fan B*4 Thermal Module F*1 ODD Module CPU D*5 F*1 Thermal Door Memory Lower Case Assembly F*1 Mimi...
... flowchart on the succeeding page gives you a graphic representation on the entire disassembly sequence and instructs you must first remove the keyboard, then disassemble the inside assembly frame in that need to be removed during servicing. Start Battery Pack B*1 D*1 System Fan B*4 Thermal Module F*1 ODD Module CPU D*5 F*1 Thermal Door Memory Lower Case Assembly F*1 Mimi...
Service Guide
Page 64
... the back panel up as shown. 58 Chapter 3 Remove the screw fastening the ODD module. 7. Remove the two screws fastening the HDD module bracket. 5. Use a flat screwdriver to first remove the back panel. Removing the ODD Module 6. Removing the HDD Module/ODD Module/Memory/Wireless LAN Card/ Keyboard and the LCD Module 1. To access the internal...
... the back panel up as shown. 58 Chapter 3 Remove the screw fastening the ODD module. 7. Remove the two screws fastening the HDD module bracket. 5. Use a flat screwdriver to first remove the back panel. Removing the ODD Module 6. Removing the HDD Module/ODD Module/Memory/Wireless LAN Card/ Keyboard and the LCD Module 1. To access the internal...
Service Guide
Page 67
... to the main unit. 2. Chapter 3 61 Turn the notebook over and gently pry up and towards you. 4. Remove the six screws securing the hinges. Disconnect the keyboard cable from the main board and remove the keyboard from the underside of the power board cable. 6. Disconnect both ends of the main unit. 7. Disconnect the LCD...
... to the main unit. 2. Chapter 3 61 Turn the notebook over and gently pry up and towards you. 4. Remove the six screws securing the hinges. Disconnect the keyboard cable from the main board and remove the keyboard from the underside of the power board cable. 6. Disconnect both ends of the main unit. 7. Disconnect the LCD...
Service Guide
Page 76
...-ROM module. 2. Replace the external diskette drive/CD-ROM module. 3. Boot from the diagnostics diskette and start the diagnostics program. 2. Keyboard or Auxiliary Input Device Check Remove the external keyboard if the internal keyboard is required. A write-enabled, diagnostic diskette is to select the test device: 1. External CD-ROM Drive Check Do the following...
...-ROM module. 2. Replace the external diskette drive/CD-ROM module. 3. Boot from the diagnostics diskette and start the diagnostics program. 2. Keyboard or Auxiliary Input Device Check Remove the external keyboard if the internal keyboard is required. A write-enabled, diagnostic diskette is to select the test device: 1. External CD-ROM Drive Check Do the following...
Service Guide
Page 90
... board Modem-Related Symptoms Symptom / Error Action in this list and the problem remains, see "Undetermined Problems" on page 86. 84 Chapter 4 Remove battery pack and let it cool for 2 hours. External display does not work . Reconnect hard disk/CD-ROM/diskette drives. Press Fn+F5,...Settings", then reboot system. Printer driver Printer cable Printer System Board Ensure the "Serial Port" in Sequence Enter BIOS Setup Utility to Enabled. Keyboard System board Reconnect touchpad cable. Modem phone port modem combo board System board NOTE: If you cannot find a symptom or an error in...
... board Modem-Related Symptoms Symptom / Error Action in this list and the problem remains, see "Undetermined Problems" on page 86. 84 Chapter 4 Remove battery pack and let it cool for 2 hours. External display does not work . Reconnect hard disk/CD-ROM/diskette drives. Press Fn+F5,...Settings", then reboot system. Printer driver Printer cable Printer System Board Ensure the "Serial Port" in Sequence Enter BIOS Setup Utility to Enabled. Keyboard System board Reconnect touchpad cable. Modem phone port modem combo board System board NOTE: If you cannot find a symptom or an error in...