Oki C7200 Service Manual - Page 389

Service Call 172: High temperature Error error detected at 176: Error Thermistor. Service Call 173: Low temperature Error error detected at 177: Error Thermistor. Service Call 181: Error ~ 186: Error Close Cover 310: CCCC CoverOpen (*=A4,B4, etc) Check Fuser 320: Fuser Error Communication failures with an option unit detected by Engine Printer engine cover is open. No Fuser unit detected when turning on the printer or closing the cover. Check Belt: 330 Belt Error Check Drum 340-343: Drum Error Install New Drum 350: Y Drum Life 351: M Drum Life 352: C Drum Life 353: K Drum Life Install Duplex Unit 360: No Duplex unit Check DUPLEX 370: Paper Jam No Belt unit detected when turning on the printer or closing the cover. No ID unit detected when turning on the printer or closing the cover. End of the ID unit life, more copies printed. The Duplex unit is removed from the printer Paper jam detected after 1) Is the error message displayed? Yes 2) Does the error repeat? Yes 1) Is the error message displayed? Yes 2) Does the error repeat? Yes 1) Is the error message displayed? Yes 2) Does the error repeat? Yes 1) Is the error message displayed? Yes 2) Does the error repeat? Yes No 1) Is the error message displayed? Yes 2) Is the Fuser unit mounted properly? No 3) Does the error repeat? Yes 1) Is the error message displayed? Yes 2) Is the Belt unit mounted properly/ No 3) Does the error repeat? Yes 1) Is the error message displayed? Yes 2) Is the ID unit mounted properly? No 3) Does the error repeat? Yes Is it displayed after the ID unit Yes replacement? No Recovered if the Duplex unit is inserted Yes again? No 1) Is a paper jammed in the Duplex Yes unit? No Turn off/on the printer. Replace the Thermistor and turn off the printer. Leave it for 30 mins. Turn off/on the printer. Replace the Thermistor or heater and turn off the printer. Turn off/on the printer. Replace the option unit. Close the Top cover. Close the Side cover. Replace the Cover switch. Confirm the existence of the unit. Re-install the Fuser unit and turn off/on the printer. Replace the Fuser unit Assy. Confirm the existence of the unit. Re-install the Belt unit and turn off/on the printer. Replace the Belt unit Assy. Confirm the existence of the unit. Re-install the ID unit and turn off/on the printer. Replace the ID unit Assy. Confirm the life of the ID unit. Replace the ID unit. Normal. Replace the Duplex unit or Engine board. Remove the jammed paper. Check the