IYunithi yeDrum ye-Ricoh MPC306, MPC307, MPC406, kunye ne-MPC407 yabashicileli yipremiyamu yokutshintshwa eyilelwe ukuzisa iziphumo zoshicilelo ezingaguqukiyo nezikumgangatho ophezulu. Iyahambelana nenxalenye amanani D2140123, D296-0123, kunye D214-0123, le yunithi igubu iqinisekisa ukuba umshicileli wakho Ricoh isebenza kakuhle kwaye ngokufanelekileyo, ukunciphisa ixesha lokuphumla kunye nokugcinwa.