Acer Aspire E1-531 and E1-571 Notebook Service Guide
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... to run a BIOS Flash update: 1. Prepare a bootable USB HDD/FDD. 2. 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. System Utilities 2-14 Perform the...
... to run a BIOS Flash update: 1. Prepare a bootable USB HDD/FDD. 2. 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. System Utilities 2-14 Perform the...
Acer Aspire E1-531 and E1-571 Notebook Service Guide
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...refer to the User Manual for instructions on adjusting the settings. Adjust the brightness to Maintenance Flowchart on page 8-2. Remove and reinstall the video driver. 6. 11. If the issue is properly installed. Refer to Online Support Information on page 3-4). 13. Check the display resolution is correctly configured...is still not resolved, refer to the desired resolution. • Click Apply and check the display. Roll back the video driver to determine that the computer is listed under Other Devices 7. Abnormal Video If the video appears abnormal, perform the following: 1.
...refer to the User Manual for instructions on adjusting the settings. Adjust the brightness to Maintenance Flowchart on page 8-2. Remove and reinstall the video driver. 6. 11. If the issue is properly installed. Refer to Online Support Information on page 3-4). 13. Check the display resolution is correctly configured...is still not resolved, refer to the desired resolution. • Click Apply and check the display. Roll back the video driver to determine that the computer is listed under Other Devices 7. Abnormal Video If the video appears abnormal, perform the following: 1.
Acer Aspire E1-531 and E1-571 Notebook Service Guide
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Remove and reinstall the audio driver. 5. Confirm that the volume is listed under Other Devices 3. Internal Speaker Failure Sound Problems 0 Perform the following : Start OK Check M/B SPK cable NG OK Re-... If the internal speakers fail, perform the following : 1. Make sure that other audio applications are set to 50. If updated recently, roll back the audio driver to Start > Control Panel > System and Maintenance > System > Device Manager.
Remove and reinstall the audio driver. 5. Confirm that the volume is listed under Other Devices 3. Internal Speaker Failure Sound Problems 0 Perform the following : Start OK Check M/B SPK cable NG OK Re-... If the internal speakers fail, perform the following : 1. Make sure that other audio applications are set to 50. If updated recently, roll back the audio driver to Start > Control Panel > System and Maintenance > System > Device Manager.