This code is a problem with your machine polygon motor it is defective or the cable running to it is defective , it is quite a big job getting to that motor so i sugest you get a profesional to fix that up for you .
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turn printer off; disconnect network/usb cable. clear printer cue. turn printer on. turn off; reconnect network cable/usb cable. try printing test page. may need to delete and then reinstall new printer driver.
Video might not help but this problem is due to the charge spring arching on the back of pcu, suggested fix eould be to restore spring to its original condition and add conductive grease to the charge plate on tge rear of the pcu. Hope it helps
Hi there the smudges are most likely down to the black PCU (Drum Unit) and following are the reasons for the two fault caode you have given me.
SC 261 LD HP sensor not switched off (for K only) After the laser beam pitch was changed, it takes more than five seconds for the HP sensor to switch off. • Defective motor • Defective sensor • Mechanical problem when switching the actuator • Brown fuse (FU81) on the Power supply unit 1. Turn the main switch off and on. 2. Check the sensor actuator position of the LD positioning motor. 3. Replace the LD positioning motor. 4. Replace the LD home position sensor. 5. Check and/or replace the PSU.
SC 380 Black development motor error SC 381 Color development motor error When the motor speed is within the target level, the motor sends a lock signal (High to Low at CN214-5) to the BCU. SC380 is detected under the following conditions: • The Lock signal stays High 2 seconds after the motor turns on. • The Lock signal stays Low 2 seconds after the motor turns off. • The Lock signal stays High for more than 2 seconds while the motor is on. • Defective motor • Defective BCU 1. Turn the main switch off and on. 2. Replace the motor. 3. Replace the BCU.