FOR C596MAIN-B Mainboard / Motherboard with Parallel Port for GP-M820 M820

Replacement mainboard (mother board) featuring a parallel port — model C596 / C596MAIN-B. Designed specifically for use with GP-M820 and M820 units, this board provides the same model compatibility and interface (parallel port) as the original. Ideal for repairs or upgrades requiring the C596MAIN-B mainboard for GP-M820 / M820 systems.