• Code: E774
• Description: Original reading start sensor paper remaining jam
• Remedy: 1. Check if there is any paper on each sensor. Remove it if there is. 2. Is each sensor working? (Perform input check: 03) [E746]: [FAX]/ON/[5]/[B], [E762]: [FAX]/ON/[7]/[H], [E770]: [FAX]/ON/[8]/[F], [E771]: [FAX]/ON/[8]/[G], [E772]: [FAX]/ON/[8]/[H], [E773]: [FAX]/ON/[7]/[F], [E774]: [FAX]/ON/[7]/[G], [E775]: [FAX]/ON/[5]/[D], [E777]: [FAX]/ON/[7]/[E] 3. Check if the connector CN74 or CN75 on the RADF board is disconnected from each sensor or the harnesses are open-circuited. Correct if this is the case. 4. Replace each sensor. * If the original reading start sensor is replaced, perform automatic adjustment (05-356) for it. 5. Replace the RADF board, and then perform the automatic adjustment for the original reading start sensor (05-356).

• Code: E775
• Description: Original reading end sensot paper remaining jam
• Remedy: 1. Check if there is any paper on each sensor. Remove it if there is. 2. Is each sensor working? (Perform input check: 03) [E746]: [FAX]/ON/[5]/[B], [E762]: [FAX]/ON/[7]/[H], [E770]: [FAX]/ON/[8]/[F], [E771]: [FAX]/ON/[8]/[G], [E772]: [FAX]/ON/[8]/[H], [E773]: [FAX]/ON/[7]/[F], [E774]: [FAX]/ON/[7]/[G], [E775]: [FAX]/ON/[5]/[D], [E777]: [FAX]/ON/[7]/[E] 3. Check if the connector CN74 or CN75 on the RADF board is disconnected from each sensor or the harnesses are open-circuited. Correct if this is the case. 4. Replace each sensor. * If the original reading start sensor is replaced, perform automatic adjustment (05-356) for it. 5. Replace the RADF board, and then perform the automatic adjustment for the original reading start sensor (05-356).

• Code: E777
• Description: Original exit sensor paper remaining jam
• Remedy: 1. Check if there is any paper on each sensor. Remove it if there is. 2. Is each sensor working? (Perform input check: 03) [E746]: [FAX]/ON/[5]/[B], [E762]: [FAX]/ON/[7]/[H], [E770]: [FAX]/ON/[8]/[F], [E771]: [FAX]/ON/[8]/[G], [E772]: [FAX]/ON/[8]/[H], [E773]: [FAX]/ON/[7]/[F], [E774]: [FAX]/ON/[7]/[G], [E775]: [FAX]/ON/[5]/[D], [E777]: [FAX]/ON/[7]/[E] 3. Check if the connector CN74 or CN75 on the RADF board is disconnected from each sensor or the harnesses are open-circuited. Correct if this is the case. 4. Replace each sensor. * If the original reading start sensor is replaced, perform automatic adjustment (05-356) for it. 5. Replace the RADF board, and then perform the automatic adjustment for the original reading start sensor (05-356).

• Code: E860
• Description: Original jam access cover open: The Original jam access cover has opened during RADF operation.
• Remedy: 1. Close the original jam access cover or the original reverse unit if they are opened. Remove if there are any original before closing them. 2. Is the original jam access cover opening/closing sensor and the original revese unit opening/ closing sensor working? (Perform the input check: 03) Original jam access cover opening/closing sensor: 03-[FAX]ON/[7]/[C], Original revese unit opening/closing sensor: 03-[FAX]ON/[5]/[C] * If it is working properly, proceed to 6. If not, check 3 to 5 below. 3. Check if the connector CN74 or CN75 on the RADF board is disconnected from the original jam access cover opening/closing sensor, original revese unit opening/closing sensor or the harnesses are open circuited. Correct if any. 4. Replace the original jam access cover opening/closing sensor or the original revese unit opening/closing sensor. 5. Replace the RADF board, and then perform the automatic adjustment for the original reading start sensor (05-356).

• Code: E870
• Description: RADF open jam: RADF has opened during RADF operation.
• Remedy: 1. Close the RADF if it is opened. Remove if there is any original before closing it. 2. Is the RADF opening/closing sensor working? (Perform the input check: 03-[FAX]ON/[7]/[D]) * If it is working properly, proceed to 6. If not, check 3 to 5 below. 3. Check if the connector CN75 on the RADF board is disconnected from the RADF opening/ closing sensor or the harnesses are open circuited. Correct if any. 4. Replace the RADF opening/closing sensor. 5. Replace the RADF board, and then perform the automatic adjustment for the original reading start sensor (05-356). 6. Is the RADF opening/closing sensor adjusted within the specified range?

• Code: E871
• Description: Cover open jam in the read ready status: Jam caused by opening of the Original jam access cover or front cover while the RADF is waiting for the scanning start signal from the equipment.
• Remedy: 1. Close the original jam access cover or the front cover if they are opened in the read ready status. 2. Is the original jam access cover sensor working? (Perform the input check: 03-[FAX]ON/[7]/[C]) 3. Check if the connector CN75 on the RADF board is disconnected from the Original jam access cover sensor or the harnesses are open circuited. Correct if any. 4. Replace the original jam access cover sensor. 5. Replace the RADF board, and then perform the automatic adjustment for the original reading start sensor (05-356).

• Code: E890
• Description: ADF time out jam
• Remedy: 1. Check if there is any paper in the RADF. Remove it if there is. 2. Check if there is any paper in the equipment. Remove it if there is. 3. If a jam still occurs, turn the power OFF and then back ON to check if the equipment operates normally.

• Code: E9F0
• Description: Hole punch jam: Hole punching is not performed properly.
• Remedy: Is there any paper remaining on the transport path in the finisher or equipment? → YES → Remove the paper. NO Is the connector J1 on the punch driver PC board disconnected? Is the harness connecting the punch driver PC board and punch home position sensor (PI3P) open circuited? → YES → Connect the connector securely. Replace the harness. NO Is the punch home position sensor working properly? l → NO → 1. Connect the connector of the punch home position sensor securely. 2. Replace the punch home position sensor. YES Replace the punch driver PC board.