Acer Aspire V3-571 and V3-571G Notebook Service Guide
Page 57
.... Use the Flash utility 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. Download and copy the Flash...
.... Use the Flash utility 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. Download and copy the Flash...
Acer Aspire V3-571 and V3-571G Notebook Service Guide
Page 183
Abnormal Video If the video appears abnormal, perform the following: 1. Remove and reinstall the video driver. 6. Run the Windows Memory Diagnostic from the operating system DVD and follow the on page 3-4). 13. If the issue is faulty and should...brightness. 2. Readjust if necessary. 4. Check the Device Manager to Maintenance Flowchart on -screen prompts. 8. Reseat the memory modules. 12. Roll back the video driver to its highest level. Remove the drives (refer to determine that the computer is faulty and should be replaced. 3. Adjust the brightness to the previous...
Abnormal Video If the video appears abnormal, perform the following: 1. Remove and reinstall the video driver. 6. Run the Windows Memory Diagnostic from the operating system DVD and follow the on page 3-4). 13. If the issue is faulty and should...brightness. 2. Readjust if necessary. 4. Check the Device Manager to Maintenance Flowchart on -screen prompts. 8. Reseat the memory modules. 12. Roll back the video driver to its highest level. Remove the drives (refer to determine that the computer is faulty and should be replaced. 3. Adjust the brightness to the previous...
Acer Aspire V3-571 and V3-571G Notebook Service Guide
Page 187
Check the Device Manager to 50. Internal Speaker Failure If the internal speakers fail, perform the following : 1. Remove and reinstall the audio driver. 5. Internal Speaker Failure Sound Problems 0 Perform the following : Start OK Check M/B SPK cable NG OK Re-assemble the SPK cable to Start > Control Panel > System ... device is properly installed • There are no device conflicts • No hardware is listed under Other Devices 3. If updated recently, roll back the audio driver to 50 and not muted. 4-9 Troubleshooting
Check the Device Manager to 50. Internal Speaker Failure If the internal speakers fail, perform the following : 1. Remove and reinstall the audio driver. 5. Internal Speaker Failure Sound Problems 0 Perform the following : Start OK Check M/B SPK cable NG OK Re-assemble the SPK cable to Start > Control Panel > System ... device is properly installed • There are no device conflicts • No hardware is listed under Other Devices 3. If updated recently, roll back the audio driver to 50 and not muted. 4-9 Troubleshooting