Code :

Code: H2-4710, H2-4711
Display: Error: #H2-4710 / Mainbox Failure: #H2-4710. Check mailbox Error: #H2-4711 / Mainbox Failure: #H2-4711. Check mailbox
Description: Lower Diverter Motor or Lower Diverter Sensor is not assembled properly or damaged. Harness is damaged. Main Board is damaged.
Remedy: 1) Check Lower Diverter Motor harness connection. 2) Check Lower Diverter Sensor Harness connection. 3) Check Mailbox Main Board harness connection. 4) Check Lower Diverter operation. 5) Check Mailbox Gate operation. 6) If the same problem happens after checking 1-5, replace the mailbox main board. 7) If the same problem happens after checking 6, replace the mailbox harnesses.

Code: H2-4A20
Display: Mailbox door Open / Mail door is open. Close it
Description: Rear Door is opened, Micro Switch is not assembled properly or damaged, Harness is damaged. Main Board is damaged, door flag is damaged.
Remedy: 1) Check the Rear Door Closed firmly. 2) Check Mailbox Main Board Harness connection. 3) Check the Rear Door Switch Harness connection. 4) Check if the Mailbox cover flag is damaged. 5) If the same problem happens after checking 1-4, replace the mailbox main board. 6) If the same problem happens after checking 5, replace the mailbox harnesses.

Code: H2-4A32, H2-4A35
Display: Mailbox bin # full / Too much paper in bin #. Remove printed paper
Description: Mailbox Full detecting sensor damaged, harness connection loose or damaged, Main Board is damaged.
Remedy: 1) Check the Bin’s Full Sensor Connection and Actuator’s operation. 2) Check Main Board Harness connection. 3) If the same problem happens after checking 1-2, replace the mailbox main board. 4) If the same problem happens after checking 3, replace the mailbox harnesses.

Code: H2-4A38, H2-4A3C
Display: Mailbox bin # full / Too much paper in bin #. Remove printed paper
Description: Mailbox Full detecting sensor damaged, harness connection loose or damaged, Main Board is damaged.
Remedy: 1) Check the Bin’s Full Sensor Connection and Actuator’s operation. 2) Check Main Board Harness connection. 3) If the same problem happens after checking 1-2, replace the mailbox main board. 4) If the same problem happens after checking 3, replace the mailbox harnesses.

Code: M1-1110
Display: Paper jam in tray 1.
Description: The jammed paper has occurred in the tray1
Remedy: 1) Clear the jammed paper. If the problem persists, check the following. 2) Check if the pick up/ forward/ retard roller is contaminated or worn out. Clean or replace it if necessary. 3) Check if there are any obstacles or contamination in the paper path.

Code: M1-3122
Display: Tray 1 cassette is pulled out. Insert it properly.
Description: Tray1 is not installed properly.
Remedy: 1) Install the tray1. If the tray1 is already installed, remove and reinstall it. 2) Check if the paper size sensor is working properly. 3) Check if the harness connection is normal.

Code: M1-4111
Display: Input System Failure #M1-4111 : Pull tray 1 out and insert it.
Description: The paper has jammed in the path or can’t be fed.
Remedy: 1) Check if the pick up/ forward/ retard roller is contaminated or worn out. Replace the defective roller. 2) Check if each sensor is working properly. 3) Check if there is any jammed paper in the path. Remove it. 4) When loading the paper, adjust the paper guide.

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