The Samsung JC92-01978A JC41-00443A Main Board is a crucial component for the SCX-5236ND/XRH printer. This motherboard, with SKU# 623 B-1, is specifically designed for Samsung printers and ensures compatibility and optimal performance. As a genuine Samsung product, you can trust that this main board will meet the high standards of quality and reliability expected for your printing needs. Upgrade or repair your printer with this main board to maintain efficiency and functionality. main board HAS NOT BEEN TESTED. That’s why it’s being listed for parts and service. Could be that it’s 100% functional, but because I can’t test it, my loss will be your gain.