Acer Aspire V3-571 and V3-571G Notebook Service Guide
Page 57
... the bootable USB HDD/FDD. 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. Perform the following : • DOS...
... the bootable USB HDD/FDD. 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. Perform the following : • DOS...
Acer Aspire V3-571 and V3-571G Notebook Service Guide
Page 183
...alone as this may reduce display brightness. 2. Abnormal Video If the video appears abnormal, perform the following: 1. Remove and reinstall the video driver. 6. Remove the drives (refer to its highest level. Refer to the previous version if updated. 5. Check the Device Manager to the ...highest brightness setting, the LCD is still not resolved, refer to Online Support Information on adjusting the settings. Roll back the video driver to the User Manual for instructions on page 8-2. If the issue is listed under Other Devices 7. Readjust if necessary. 4. There...
...alone as this may reduce display brightness. 2. Abnormal Video If the video appears abnormal, perform the following: 1. Remove and reinstall the video driver. 6. Remove the drives (refer to its highest level. Refer to the previous version if updated. 5. Check the Device Manager to the ...highest brightness setting, the LCD is still not resolved, refer to Online Support Information on adjusting the settings. Roll back the video driver to the User Manual for instructions on page 8-2. If the issue is listed under Other Devices 7. Readjust if necessary. 4. There...
Acer Aspire V3-571 and V3-571G Notebook Service Guide
Page 187
...to M/B Check Logic lower OK Swap M/B NG Swap Logic lower Figure 4:6. Navigate to the previous version. 4. 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-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 ...
...to M/B Check Logic lower OK Swap M/B NG Swap Logic lower Figure 4:6. Navigate to the previous version. 4. 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-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 ...