I'm sorry, but no. At least not in any practical sense. These were intended as light-weight and durable, yet inexpensive units, a such the various components are soldered to the main board. The units themselves were not designed nor intended to be upgraded. However, you can purchase USB connected portable external SSD components to increase storage capacity.

To deactivate emergency mode, 1. Tap the additional options and Select Disable Emergency mode. 2. Alternatively, you should be able to press and hold the Power key, and then select and deactivate Emergency Mode in the popup window  

Ittends to be an issue with the display wiring either being loose or damaged, but sometimes the inverter and/or the backlight can cause the problem. Here is a link to a Youtube video where someone goes through the process of disassembling the Pavilion and replaces the lcd display wiring. https://www.youtube.com/watch?v=T6461THx...