Ricoh MP2550 controller board

[jonbonse]

Hi

Can anyone tell me what the difference is between the following controller boards for the MP2550? Not sure which one is the one i need. . .

D019 5310 Controller Board - 33 MS
D020 5310 Controller Board - 33 CS
D019 5311 Controller Board - 25 MS
D020 5311 Controller Board - 25 CS

[skynetto]

Re: Ricoh MP2550 controller board

MS - Monochrome Scanner
CS - Color Scanner

33 and 25 are cpm (copy per minute).