Epson WF-4640 Error 0x20
Epson WF-4640 Error code 0x20 is an issue that is displayed on the scanner of the printer. This error is typically associated with various problems related to the scanner’s functionality. The most common causes include scanner/ADF LED light error, CIS module failure, foreign object obstruction, dirty scanner housing upper, or even a main board failure.
When encountering an error code 0x20, it is important to follow the troubleshooting steps outlined by Epson to address the issue. First, check if any foreign objects are blocking the scanner or ADF (Automatic Document Feeder). It is possible that paper scraps, debris, or even dust may be causing the error. Carefully remove any obstructions and restart the printer to see if the problem persists.
If the issue persists, it may indicate a failure in the CIS (Contact Image Sensor) module, which is responsible for image scanning. In such cases, it is recommended to contact Epson customer support or a qualified technician for further assistance. They will be able to diagnose the problem accurately, and if necessary, replace the faulty module.
Another possible cause for error code 0x20 is a dirty scanner housing upper. Over time, dust or smudges may accumulate on the scanning area, resulting in improper functioning. Cleaning the scanner housing with a soft cloth and gentle cleaner can help resolve this issue.
In rare instances, the error may be caused by a main board failure, which requires professional attention. Epson’s customer support team can guide users through the necessary steps to address this problem or provide suitable repair options.
Remember that resolving error code 0x20 requires careful troubleshooting and may involve technical expertise. Consulting the Epson support team or an authorized technician is advised to ensure a proper resolution.
| Printer Model | Epson WF-4640 |
| Error Code | 0x20 |
| Display On | SCANNER |
| Description and troubleshooting | Scanner/ADF LED light error. CIS Module failure. Foreign object. Scanner housing upper failure (home seek pattern is dirty). Main board failure. |
Key reset Epson WF-4640
– Epson WF-4640 Resetter For Windows: Download
– Epson WF-4640 Resetter For MAC: Download
Check Supported Functions For Epson WF-4640
If Epson WF-4640 In Supported List
Get Wicreset Key
– After checking the functions that can be supported by the Wicreset software, if Epson WF-4640 is supported, we will reset the waste ink as shown in the video below:
Contact Support For Epson WF-4640
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