Plz help sc 681 in ricoh mpc 4500

SC 672 is a controller error. So possible is tat the controller board is defective, in best case can be only the ram memory dimm's or the HDD but in most cases the controller board is dead.

http://www.copytechnet.com/forums/ricoh-savin-gestetner-lanier/117427-mpc-3502-sc-552-02-a.html

If you wish to get some details about printer repair and service; check the site linked here. Pull up older posts.
http://electro-medical.blogspot.com/

Engine startup error - sudden communication reset between controller and VBCU 7/29/2008 Helpful SC 670 Engine startup error - VBCU defective 7/29/2008 Helpful SC 670 Engine startup error - VBCU installation incorrect 7/29/2008 Helpful SC 670 Engine startup error - LCT lift tray sensor was shorted 9/2/2008 Helpful SC 670 Engine start up error. Check main power supply, cn 409 for 5volts 7/20/2009 Helpful SC 670 Engine startup error - Replace laser unit and follow SP adjustments after laser unit replacement 4/5/2010 Helpful SC 670 Engine startup error - IOB board defective 6/8/2010 Helpful SC 670 Blown fuse 2 on VBCU due to shorted harness in registration motor harness 6/8/2010 Helpful SC 670 Engine start up error - Check wiring for df feed in cover.. 8/6/2010 Helpful SC 670 Engine startup error - Replace finisher main board 10/26/2010 Helpful SC 671 Controller mis-match error - Install correct controller b


THIS UNIT IS VERY HARD TO WORK ON YOU NEED A SERVICE CALL, GOOD LUCK! -Carl

finisher cable not plug into copier. I f you don't have a finisher don't worry about it or you need to remove bridge unit to get rid of code.

try different toner cartridges

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

sc 670 on ricoh MP 1600

Hello wajidsn

SC548 : "Fusing Installation Error.Fusing Unit Set Error"