Replacing Memory Module
1. Follow Section 5 (step 1 to step 5) , then can get System board box open
2. Release the two ejectors on the slot by pushing them, and remove the memory
module from the slot.
3. Align and insert the new memory module in the slot and push both ends down
until the ejectors snap into place.
4. Reinstall the 50 pin LVDS cable and close the system board box carefully then
place system board box into POS terminal system correctly