First of all, overall check to find out the causes.
According to various performances of the AUO B173RW01 laptop LCD screen, you may come across different problems. Aiming to diversity problems, there are specific solutions.
The splash screen (the screen that displays the computer manufacturer's logo) is the first place to look if you suspect problems. If it comes on and you see lines, that could mean dirt or water behind your screen.
Then after mounting your AUO B173RW01 laptop LCD screen to monitor, you should check the screen image. Sometimes the screens image may be dim. You can connect your laptop to an external monitor to see if there's an issue. If you can get an image on the external monitor that isn't dim, there may be a problem with your AUO B173RW01 laptop LCD screen's motherboard. If the image is still dim, then the problem may be a bad backlight, which will have to be replaced by a professional.
If the screen doesn't power on, listen for your laptop's fan. No sound from the laptop fan could mean that the fan has failed or, in some cases, the power supply.
Secondly, specific solutions to each problem
1, if your problem is lying in splash screen, a must and only you need is a piece of microfiber cloth, which is the best cleaner for laptop LCD screen. For the general dirt and grease, damp microfiber cloth is better than wet one.
2, referring to the dim AUO B173RW01 laptop LCD screen, image, when it's caused by faulty LCD's motherboard, you may need to replace the entire laptop LCD screen not just motherboard. If it results from a bad backlight, the laptop LCD screen will have to be replaced by a professional.
3, if screen can't power on, you can replace the fan or laptop AC adapter. However, bad news is that a number of manufactures are scammers who are waiting for you- those innocent customers to buy some replacements but not original ones at lucrative price. Hootoo.com is a reliable supplier of electronics, especially computer peripherals such as laptop LCD screen, laptop AC adapter, laptop battery and laptop keyboard with long-term standing and popularity.
All in all, without exception, your laptop LCD screen will come across various problems, what you can do first is to identify it, and then fix it. But the most important thing is to find out a reliable supplier to get original in order to reduce the faulty risks to some extent.