You will need a dock, or a Thunderbolt adapter to accomplish this. No image or backlight? Connect your Mac to an external display.For previous iterations, check the LVDS cable. For Retina Airs, check the display flex cables. Differences in image or backlight with display angle generally indicate a faulty cable. Check for changes in display behavior at different angles or when you move the lid. Bonus Pro Tip: If your Air has the aforementioned white Apple logo on the lid, shine a light through it to emulate your backlight.The high contrast between the on-screen Apple logo and the background significantly increases visibility. Pro Tip: This is easiest to spot during boot-up.No backlight and no display means you’re sitting squarely in hardware territory. If you have no signs of backlight, check for an image on the screen by shining a flashlight at your display.If the Apple lights up, your backlight works Pro Tip: Pre-2018 Airs sport a white Apple logo on the lid use the display backlight for illumination.If the screen is lighting, it is getting some Is your screen lighting up? Try powering on in a dark room for easier observation. If you're getting any sort of pointer, your display hardware is working properly. Move your cursor around, especially towards the corners, or edges of the display.Try these tests to point yourself in the right direction. Certain information can help hone in on a specific problem. Troubleshooting is a process that often resembles medical diagnosis. This can clear any bunk startup settings, or resolve issues where your Mac is stuck in sleep. Reset the System Management Controller (or SMC).These are terms for a small amount of memory which contains system settings for the Mac, including brightness and display resolution. Docks and multi-port hubs are notoriously problematic, especially if they have many items connected. Display brightness can be adjusted up or down with the F2 or F1 keys, respectively. This may kick the device out of sleep, or power it on if other methods are not working. Try a different port if you have multiple. This may correct any minor hang ups in the startup process or resolve a stuck update. Wait a few seconds, and try to power on again. Press and hold your power button for fifteen seconds, then release. Before undertaking any of the more time consuming solutions below, these are a few fundamentals to get you started. It’s easy to forget some troubleshooting basics amidst frustration.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |