Acer Aspire V3-571 and V3-571G Notebook Service Guide
Page 57
... copy the Flash utilities to the bootable USB HDD/FDD. See Creating a USB Flash Crisis Disk on page 2-25. • Do not install memory related drivers (XMS, EMS, DPMI) when BIOS Flash is used • Use an AC adaptor power supply when running BIOS Flash utility. Perform the following : • DOS...
... copy the Flash utilities to the bootable USB HDD/FDD. See Creating a USB Flash Crisis Disk on page 2-25. • Do not install memory related drivers (XMS, EMS, DPMI) when BIOS Flash is used • Use an AC adaptor power supply when running BIOS Flash utility. Perform the following : • DOS...
Acer Aspire V3-571 and V3-571G Notebook Service Guide
Page 183
...8226; There are no device conflicts • No hardware is not running on adjusting the settings. Readjust if necessary. 4. Roll back the video driver to determine that the computer is listed under Other Devices 7. If the display is too dim at the highest brightness setting, the LCD is still... is faulty and should be replaced. 3. Remove the drives (refer to Online Support Information on -screen prompts. 8. Remove and reinstall the video driver. 6. Reseat the memory modules. 12. NOTE: Make sure that : • The device is not normal, right-click on page 3-4). 13.
...8226; There are no device conflicts • No hardware is not running on adjusting the settings. Readjust if necessary. 4. Roll back the video driver to determine that the computer is listed under Other Devices 7. If the display is too dim at the highest brightness setting, the LCD is still... is faulty and should be replaced. 3. Remove the drives (refer to Online Support Information on -screen prompts. 8. Remove and reinstall the video driver. 6. Reseat the memory modules. 12. NOTE: Make sure that : • The device is not normal, right-click on page 3-4). 13.
Acer Aspire V3-571 and V3-571G Notebook Service Guide
Page 187
Navigate to the previous version. 4. Boot the computer. 2. Remove and reinstall the audio driver. 5. Check the Device Manager to determine that other audio applications are set mid range: • Click the volume icon on the taskbar • Drag the... : Start OK Check M/B SPK cable NG OK Re-assemble the SPK cable to 50 and not muted. 4-9 Troubleshooting If updated recently, roll back the audio driver to Start > Control Panel > System and Maintenance > System > Device Manager. Internal Speaker Failure If the internal speakers fail, perform the following : 1. Confirm that the ...
Navigate to the previous version. 4. Boot the computer. 2. Remove and reinstall the audio driver. 5. Check the Device Manager to determine that other audio applications are set mid range: • Click the volume icon on the taskbar • Drag the... : Start OK Check M/B SPK cable NG OK Re-assemble the SPK cable to 50 and not muted. 4-9 Troubleshooting If updated recently, roll back the audio driver to Start > Control Panel > System and Maintenance > System > Device Manager. Internal Speaker Failure If the internal speakers fail, perform the following : 1. Confirm that the ...