Description: Main tray problem • When the main tray is not detected by the main tray upper limit detection sensor or the main tray load detection sensor within 20 s from the moment it starts ascending. • During main tray descent, the main tray upper limit detection sensor or the main tray load detection sensor does not turn off within 500 ms after it turns on. • During main tray ascent, the main tray upper limit detection sensor or the main tray load detection sensor stays on for more than 2 s.
Causes: Loose connection of the main tray elevation motor connector. Malfunction of the main tray elevation motor. Malfunction of the main tray upper limit detection sensor. Loose connection of the main tray upper limit detection sensor connector. Malfunction of the main tray load detection sensor. Loose connection of the main tray load detection sensor connector. Defective finisher main PCB.
Remedy: Reinsert the connector. Also check for continuity within the connector cable. If none, remedy or replace the cable. Replace the main tray elevation motor and check for correct operation. Replace the main tray upper limit detection sensor and check for correct operation. Reinsert the connector. Also check for continuity within the connector cable. If none, remedy or replace the cable. Replace the main tray load detection sensor and check for correct operation. Reinsert the connector. Also check for continuity within the connector cable. If none, remedy or replace the cable. Replace the finisher main PCB and check for correct operation.
Code: C8150
Description: Multi job tray problem • When the multi job tray is not detected by the multi job tray upper limit detection sensor within 15 s from the moment it starts ascending. • During multi job tray descent, the multi job tray upper limit detection sensor does not turn off within 500 ms after it turns on.
Causes: Loose connection of the multi job tray elevation motor connector. Malfunction of the multi job tray elevation motor. Malfunction of the multi job tray upper limit detection sensor. Loose connection of the multi job tray upper limit detection sensor connector.
Remedy: Reinsert the connector. Also check for continuity within the connector cable. If none, remedy or replace the cable. Replace the multi job tray elevation motor and check for correct operation. Replace the multi job tray upper limit detection sensor and check for correct operation. Reinsert the connector. Also check for continuity within the connector cable. If none, remedy or replace the cable. Replace the finisher main PCB and check for correct operation.
Code: C8170
Description: Front upper side-registration guide problem • During initialization, the front upper side-registration guide is not detected in the home position within 1.5 s after the guide returns to the home position. JAM87 is indicated the first time this problem occurs. If the problem occurs after initialization when the front cover is opened and closed, the problem is in the front upper side-registration guide. • When the front upper side-registration guide is operated from the home position, the front upper sideregistration home position sensor does not turn off within 500 ms.
Causes: Loose connection of the front upper side-registration guide motor connector. Malfunction of the front upper sideregistration guide motor. Malfunction of the front upper sideregistration guide home position sensor. Loose connection of the front upper side-registration guide home position sensor connector. Defective finisher main PCB.
Remedy: Reinsert the connector. Also check for continuity within the connector cable. If none, remedy or replace the cable. Replace the front upper side-registration guide motor and check for correct operation. Replace the front upper side-registration guide home position sensor and check for correct operation. Reinsert the connector. Also check for continuity within the connector cable. If none, remedy or replace the cable. Replace the finisher main PCB and check for correct operation.
Code: C8180
Description: Rear upper side-registration guide problem • During initialization, the rear upper side-registration guide is not detected in the home position within 1.5 s after the guide returns to the home position. JAM87 is indicated the first time this problem occurs. If the problem occurs after initialization when the front cover is opened and closed, the problem is in the rear upper side-registration guide. • When the rear upper side-registration guide is operated from the home position, the rear upper sideregistration home position sensor does not turn off within 500 ms.
Causes: Loose connection of the rear upper side-registration guide motor connector. Malfunction of the rear upper sideregistration guide motor. Malfunction of the rear upper sideregistration guide home position sensor. Loose connection of the rear upper side-registration guide home position sensor connector. Defective finisher main PCB.
Remedy: Reinsert the connector. Also check for continuity within the connector cable. If none, remedy or replace the cable. Replace the rear upper side-registration guide motor and check for correct operation. Replace the rear upper side-registration guide home position sensor and check for correct operation. Reinsert the connector. Also check for continuity within the connector cable. If none, remedy or replace the cable. Replace the finisher main PCB and check for correct operation.
Code: C8190
Description: Lower side-registration guide problem • During initialization, the front/rear lower side-registration guides are not detected in the home position within 1.5 s after the guide returns to the home position. JAM87 is indicated the first time this problem occurs. If the problem occurs after initialization when the front cover is opened and closed, the problem is in the lower side-registration guide. • When the lower side-registration guide is operated from the home position, the lower side-registration home position sensor does not turn off within 500 ms.
Causes: Loose connection of the lower sideregistration guide motor connector. Malfunction of the lower sideregistration guide motor. Malfunction of the lower sideregistration guide home position sensor. Loose connection of the lower sideregistration guide home position sensor connector. Defective finisher main PCB.
Remedy: Reinsert the connector. Also check for continuity within the connector cable. If none, remedy or replace the cable. Replace the lower side-registration guide motor and check for correct operation. Replace the lower side-registration guide home position sensor and check for correct operation. Reinsert the connector. Also check for continuity within the connector cable. If none, remedy or replace the cable. Replace the finisher main PCB and check for correct operation.
Code: C8210
Description: Front stapler problem • During initialization, the front stapler is not detected in the home position within 500 ms after the front stapler returns to the home position. JAM90 is indicated the first time this problem occurs. If the problem occurs after initialization when the front cover is opened and closed, the problem is in the front stapler. • When the front stapler is operated from the home position, the front stapler home position sensor does not turn off within 500 ms.
Causes: Loose connection of the front stapler motor connector. Malfunction of the front stapler motor. Malfunction of the front stapler home position sensor. Loose connection of the front stapler home position sensor connector. Defective finisher main PCB.
Remedy: Reinsert the connector. Also check for continuity within the connector cable. If none, remedy or replace the cable. Replace the front stapler motor and check for correct operation. Replace the front stapler home position sensor and check for correct operation. Reinsert the connector. Also check for continuity within the connector cable. If none, remedy or replace the cable. Replace the finisher main PCB and check for correct operation.