How to reset Ricoh mp2550b copier sc 672 error

SOURCE: ricoh copier aficio 401 error sc 419

How do i clear SC 548 error on aficio 1022 copier machine

SOURCE: Functional Problem with RICOH Copier Error No-SC:541

YOU NEED TO RESET THAT CODE

SOURCE: ricoh 1045 error code sc 672, 961

Controller to operation panel comucation error at start up.Check the controller stall,controller board installed correctly operation panel connectors.Enter im the service menu ,press the SP mode,open the front door,turn off the copier,unplugged the machine.Wait 10 seconds,plugged on the machine,close the front door,turn ON the copier and make a copy.

SOURCE: Error code SC 548 on Ricoh Aficio 1022 copier. Need to reset m/c

sc 548- service call - fusing unit not set properly
the fusing unit connector may be loose.
u can reset the error by entering the service mode (careful -do not change anything )
to enter the service mode press [all clear](yellow button) ,[1],[0],[7],[clear](orange button)and keep the button pressed for about 5 sec.
go in copier options , then mode 5, then option 810
and execute(or 1 & ok)

(careful -do not change anything else)

SOURCE: Problem with the Ricoh mp c2800 Ricoh error code

If the model ia a MPC 2800 it a controller board issue maybe the operation panel. -carl