Acer Aspire E1-531 and E1-571 Notebook Service Guide
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... the Flash utility to update the system BIOS Flash ROM. 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
... the Flash utility to update the system BIOS Flash ROM. 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
Acer Aspire E1-531 and E1-571 Notebook Service Guide
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...to the User Manual for instructions on page 3-4). 13. Troubleshooting 4-5 Refer to Maintenance Flowchart on adjusting the settings. Remove and reinstall the video driver. 6. Boot the computer. • If permanent vertical/horizontal lines or dark spots appear in the same location, the LCD is faulty and ...should be replaced. 3. Roll back the video driver to Online Support Information on the screen), the LCD is still not resolved, refer to the previous version if updated. 5. 11. If ...
...to the User Manual for instructions on page 3-4). 13. Troubleshooting 4-5 Refer to Maintenance Flowchart on adjusting the settings. Remove and reinstall the video driver. 6. Boot the computer. • If permanent vertical/horizontal lines or dark spots appear in the same location, the LCD is faulty and ...should be replaced. 3. Roll back the video driver to Online Support Information on the screen), the LCD is still not resolved, refer to the previous version if updated. 5. 11. If ...
Acer Aspire E1-531 and E1-571 Notebook Service Guide
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Boot the computer. 2. If updated recently, roll back the audio driver to M/B Check Logic lower OK Swap M/B NG Swap Logic lower Figure 4:6. Make sure that all volume controls are no red Xs or yellow exclamation marks ... Mixer to verify that the volume is listed under Other Devices 3. Check the Device Manager to 50 and not muted. Remove and reinstall the audio driver. 5. Confirm that other audio applications are set mid range: • Click the volume icon on the taskbar • Drag the slider to Start > Control Panel...
Boot the computer. 2. If updated recently, roll back the audio driver to M/B Check Logic lower OK Swap M/B NG Swap Logic lower Figure 4:6. Make sure that all volume controls are no red Xs or yellow exclamation marks ... Mixer to verify that the volume is listed under Other Devices 3. Check the Device Manager to 50 and not muted. Remove and reinstall the audio driver. 5. Confirm that other audio applications are set mid range: • Click the volume icon on the taskbar • Drag the slider to Start > Control Panel...