Acer V3-551 and 551G Notebook Service Guide
Page 55
... does not contain power to the bootable USB HDD/FDD. See Creating a USB Flash Crisis Disk on page 2-24. • Do not install memory related drivers (XMS, EMS, DPMI) when BIOS Flash is not available, create one of system programs • New features or options • Restore a BIOS when it becomes...
... does not contain power to the bootable USB HDD/FDD. See Creating a USB Flash Crisis Disk on page 2-24. • Do not install memory related drivers (XMS, EMS, DPMI) when BIOS Flash is not available, create one of system programs • New features or options • Restore a BIOS when it becomes...
Acer V3-551 and 551G Notebook Service Guide
Page 79
Refer to the previous version if updated. 5. Roll back the video driver to the User Manual for instructions on adjusting the settings. If the issue is still not resolved, refer to its highest level. Adjust the brightness ... abnormal in an application, check the view settings and control/ mouse wheel zoom feature in the same locations on page 8-2. Remove and reinstall the video driver. 6.
Refer to the previous version if updated. 5. Roll back the video driver to the User Manual for instructions on adjusting the settings. If the issue is still not resolved, refer to its highest level. Adjust the brightness ... abnormal in an application, check the view settings and control/ mouse wheel zoom feature in the same locations on page 8-2. Remove and reinstall the video driver. 6.
Acer V3-551 and 551G Notebook Service Guide
Page 83
... Device Manager to M/B Check Logic lower OK Swap M/B NG Swap Logic lower Figure 4:6. Navigate to the previous version. 4. If updated recently, roll back the audio driver to Start > Control Panel > System and Maintenance > System > Device Manager. Troubleshooting 4-9 Boot the computer. 2. Confirm that the volume is not muted. • Click Mixer to... • Drag the slider to 50 and not muted. Internal Speaker Failure If the internal speakers fail, perform the following : 1. Remove and reinstall the audio driver. 5.
... Device Manager to M/B Check Logic lower OK Swap M/B NG Swap Logic lower Figure 4:6. Navigate to the previous version. 4. If updated recently, roll back the audio driver to Start > Control Panel > System and Maintenance > System > Device Manager. Troubleshooting 4-9 Boot the computer. 2. Confirm that the volume is not muted. • Click Mixer to... • Drag the slider to 50 and not muted. Internal Speaker Failure If the internal speakers fail, perform the following : 1. Remove and reinstall the audio driver. 5.