Brother MFC-L9670CDN Error E020: Troubleshooting Guide
Brother MFC-L9670CDN error E020 is a scanner module alert indicating a failure in positioning or movement. This error disables both scanning and copying functions. Initial troubleshooting involves a reboot cycle and physical inspection of the module.
Common causes
- 1Physical blockage from debris in the scanner rail.
- 2Scanner motor wear from prolonged usage.
- 3Communication failure between the main board and optical module.
- 4Loose or damaged scanner data ribbon.
Solutions
Quick Diagnosis
E020 occurs when the printer detects the scanner motor failed its initialization. If wondering why my Brother MFC-L9670CDN shows error E020, check if the scanner attempts movement at startup.Step-by-Step Solution
- Power off and unplug the device for at least 60 seconds.
- Reconnect and listen for the carriage calibration sequence.
- Open the top cover and clean the glass to remove debris.
- If the error persists, update firmware via the Brother website.
Maintenance and Prevention
Avoid impacts near the glass zone. Clean scanner rails with a dry cloth to prevent dust buildup.When to Call a Technician
If the scanner makes unusual noises or continues showing E020 after reboot attempts, the carriage belt or motor may be failing.Equipment Technical Data
- Technology: Color Laser Multifunction Printer
- Speed: 42 ppm
- Connectivity: LAN, Wi-Fi, USB
- Capacity: 520 sheets
- Compatible Consumable: Brother TN-821 series
- Recommended Use: Office environment
- Official Drivers / Firmware
Steps to follow
- 1
Restart unit
Power off and on to check if the scanner carriage resets position.
- 2
Check transport
Verify no foreign objects block scanner motion under the glass.
- 3
Update firmware
Install the latest firmware version to rule out software bugs.
Frequently asked questions
E020 is a communication error or physical blockage of the scanner module preventing free carriage motion.
Often it is a temporary mechanical jam, but it could indicate a worn scanner motor if the error persists.
It uses TN-821 cartridges. While this error is not toner-related, poor maintenance can impact internal parts.
Keep the printer on a level surface and clean the scanner glass regularly.