Acer Aspire S3-391 Notebook Service Guide
Page 136
...If the POST or video appears on the external display only, refer to the User Manual for 10 seconds. 4. Abnormal Video 0 If the video appears abnormal, perform the following one until the failure... the computer. Refer to the "LCD Failure" section on page 3-43. Disconnect power and all Windows. If display size is only abnormal in an application, check the view settings and ...panel is not running on adjusting the settings. Roll back the video driver to the computer and switch between the internal display and the external display by pressing Fn+F5....
...If the POST or video appears on the external display only, refer to the User Manual for 10 seconds. 4. Abnormal Video 0 If the video appears abnormal, perform the following one until the failure... the computer. Refer to the "LCD Failure" section on page 3-43. Disconnect power and all Windows. If display size is only abnormal in an application, check the view settings and ...panel is not running on adjusting the settings. Roll back the video driver to the computer and switch between the internal display and the external display by pressing Fn+F5....