• Code: E860
• Description: RADF jam access cover open: The RADF jam access cover has opened during RADF operation.
• Causes: RADF jam access cover sensor RADF board
• Remedy: RADF jam access cover sensor • Switch check (Perform the input check: 03-[FAX] ON[7]/[C]) • Connector check (CN72) • Harness check RADF board • Board check • Connector check (CN72) • Harness check

• Code: E870
• Description: RADF open jam: RADF has opened during RADF operation.
• Causes: RADF opening/closing sensor RADF board
• Remedy: RADF opening/closing sensor • Sensor check (Perform the input check: 03-[FAX] ON[7]/[D]) • Connector check (J87, CN80) • Harness check • Is the RADF opening/closing sensor adjusted within the specified range? RADF board • Board check • Connector check (CN80) • Harness check

• Code: E871
• Description: Cover open jam in the read ready status
• Causes: Original jam access cover opening/ closing sensor RADF board
• Remedy: RADF • Close the RADF if it is opened. • Remove if there is any original before closing it. Original jam access cover opening/ closing sensor • Sensor check (Perform the input check: 03: [FAX]/ON/[7]/[C]) • Connector check (J97, J92, CN75) • Harness check RADF board • Connector check (CN75) • Board check

• Code: E910
• Description: Jam at the bridge unit transport sensor 1: The paper does not reach the bridge unit transport sensor 1 after it has passed the exit sensor.
• Causes: Bridge unit transport sensor-1 (entrance sensor) LGC board Bridge unit gate solenoid
• Remedy: Paper separation failure at separation guide in the fuser unit Fuser unit Check the gap between the separation guide and the fuser belt. "6.12.1 Adjustment of the Separation Guide Gap" Paper tranceport check Drawer Check that paper is not skewed in the side guides of the drawer. Leading edge margin Adjust the margin with 05-4402 (Leading edge position adjustment) to "Color: 5.5 mm". Widen the margin if needed. (Specification Black: 4.2 mm / Color: 5 mm) Use A3/LD paper It is easy to check skew with a copy of a solid image (about 10 mm on its leading edge). Refer to "6.1.1 Image Related Adjustment". There are scratches on the leading paper edge Replace it if needed.Check if the guide is not deformed. Replace it if needed. All Bridge unit exit Check that Mylar on the bridge unit exit is not deformed. Replace it if needed. (E920) Finisher Check if paper jamming occurs in the finisher. Bridge unit transport sensor-1 (entrance sensor) Sensor check (Perform the input check: 03- [ALL]OFF[0]/[A]) Connector check (CN354, J801, J1011) Harness check Bridge unit gate solenoid Solenoid check (Perform the output check: 03- 232) Connector check (CN354, J804, J1011) Harness check LGC board Board check Connector check (CN354) Harness check Bridge unit Does the transport roller of the bridge unit work when the fuser motor is rotated? (Perform the output check: 03-113/163) Check the drive system of the equipment and bridge unit. Check if the rollers in the exit roller, the pressure spring and the bridge unit are worn out.

• Code: E930
• Description: Jam at the bridge unit transport sensor 2: The trailing edge of the paper does not reach the bridge unit transport sensor 2 after its leading edge has reached the bridge unit transport sensor 1.
• Causes: Bridge unit transport sensor-2 (exit sensor) LGC board
• Remedy: Bridge unit transport sensor-2 (exit sensor) • Sensor check (Perform the input check: 03-[ALL]OFF[0]/[B]) • Connector check (CN354, J802, J1011) • Harness check LGC board • Board check • Connector check (CN354, J1011) • Harness check Bridge unit • Does the transport roller of the bridge unit work when the fuser motor is rotated? (Perform the output check: 03-113/163) • Check the drive system of the equipment and bridge unit. • Check if the rollers in the exit roller, the pressure spring and the bridge unit are worn out.

• Code: E940
• Description: Stop jam at the bridge unit transport sensor 2: The trailing edge of the paper does not pass the bridge unit transport sensor 2 after its leading edge has reached the bridge unit transport sensor 2.
• Causes: Bridge unit transport sensor-2 (exit sensor) LGC board
• Remedy: Bridge unit transport sensor-2 (exit sensor) • Sensor check (Perform the input check: 03-[ALL]OFF[0]/[B]) • Connector check (CN354, J802, J1011) • Harness check LGC board • Board check • Connector check (CN354, J1011) • Harness check Bridge unit • Does the transport roller of the bridge unit work when the fuser motor is rotated? (Perform the output check: 03-113/163) • Check the drive system of the equipment and bridge unit. • Check if the rollers in the exit roller, the pressure spring and the bridge unit are worn out.

• Code: E950
• Description: Jam not reaching the job separator transport sensor: The paper has passed through the exit sensor does not reach the job separator transport sensor.
• Causes: JSP feed sensor JSP board LGC board
• Remedy: 1 Open the JSP cover. Is there any paper on the transport path? Yes Remove the paper. No 2 2 Is the JSP feed sensor working? (Perform the input check in the test mode: 03-[ALL]OFF/[0]/ [A]) Yes 3 No • Check if the connector of the JSP feed sensor is disconnected. • Check if either of the connectors CN260 or CN262 on the JSP board is disconnected. • Check if the connector CN397 on the LGC board is disconnected. • Check if the connector pins are disconnected and the harnesses are open circuited. • Check if the conductor patterns on the JSP board and LGC board are short circuited or open circuited. • Replace the JSP feed sensor. • Replace the JSP board. • Replace the LGC board. 3 Replacing board • Replace the JSP board. • Replace the LGC board.

• Code: E951
• Description: Stop jam at the job separator transport sensor: The trailing edge of the paper does not pass the job separator transport sensor.
• Causes: JSP feed sensor JSP board LGC board
• Remedy: 1 Open the JSP cover. Is there any paper on the transport path? Yes Remove the paper. No 2 2 Is the JSP feed sensor working? (Perform the input check in the test mode: 03-[ALL]OFF/[0]/ [A]) Yes 3 No • Check if the connector of the JSP feed sensor is disconnected. • Check if either of the connectors CN260 or CN262 on the JSP board is disconnected. • Check if the connector CN397 on the LGC board is disconnected. • Check if the connector pins are disconnected and the harnesses are open circuited. • Check if the conductor patterns on the JSP board and LGC board are short circuited or open circuited. • Replace the JSP feed sensor. • Replace the JSP board. • Replace the LGC board. 3 Replacing board • Replace the JSP board. • Replace the LGC board.