¶ Issue Description
This error typically indicates a communication abnormality between the AP board and the MC board, resulting in the AP board being unable to retrieve information from the MC board.
Possible Causes:
- Software failure, intermittently causing this issue
- Loose connection between the MC-AP cable and the boards
- Open circuit in the MC-AP cable
- Faulty MC board
¶ Troubleshooting
¶ Tools, Equipment and Materials
- H 2.0 hex wrench
¶ Solutions
Users may adjust the order of these solutions as needed.
¶ Step 1: Restart the Printer
Turn off the printer's power, wait a few minutes, then turn it back on to check if the error persists.
¶ Step 2: Check the Connection Between MC Board and AP Board
- Check Cable Connection to AP Board
Refer to the Wiki to inspect if the MC-AP signal cable connector on the AP board is loose. If loose, reconnect it.
- Check Cable Connection to MC Board
Refer to the Wiki to inspect if the MC-AP signal cable connector on the MC board is loose. If loose, reconnect it.
¶ Step 3: Check for Signal Cable Damage
Refer to the Wiki to inspect the MC-AP signal cable for visible damage or breakage. If damaged, contact customer service to replace the cable.
¶ Step 4: Replace the MC Board
If the above steps fail to resolve the issue, contact customer service and refer to the Wiki to replace the MC board.
¶ End Notes
We hope the detailed guide provided has been helpful and informative.
If this guide does not solve your problem, please submit a technical ticket, will answer your questions and provide assistance.
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