This document pertains to HP notebook computers with Windows 8, Windows 7 and Windows Vista.
Perform the steps in this document to troubleshoot a notebook display that appears too dim and possibly unreadable.
note:The key numbers (f9 or f10) may vary depending on the notebook computer; however, the images on the keys should be similar.
note:The Product Name, Product Number and Serial Number can be found at the bottom of the HP Support Assistant window. You can also find these items under your computer or in the battery enclosure.Figure : HP Support Assistant
Figure : Label under the computer
- Model Number
- Product Name
- Product Number
note:Device driver updates are listed by category. For example, device driver updates for audio devices are listed under Driver - Audio.