Epson WF-7848 Error 0x02AA
When using the Epson WF-7848 printer, encountering error code 0x02AA with the display showing “RASF PID excess speed error” can be quite frustrating. This error indicates that there is an issue with reading the RASF motor encoder. There can be a few potential causes for this error, including contamination of the RASF encoder scale, damage or skew of the RASF encoder FFC, failure of the RASF encoder sensor, failure of the RASF motor driver, or even a failure of the main board.
One possible reason behind this error is contamination of the RASF encoder scale, which may occur over time due to dust or debris accumulation. In such cases, carefully cleaning the scale and ensuring its clear of any obstructions can often resolve the issue.
Another cause may be damage or skew of the RASF encoder FFC, which can be checked by inspecting the cable for any signs of damage or misalignment. If any issues are identified, replacing the cable may be necessary.
In some instances, the error may be caused by a failure of the RASF encoder sensor, motor driver, or even the main board. If this is the case, it is recommended to contact Epson support or a technician who can further diagnose the problem and provide the appropriate solution or component replacement.
It’s essential to remember that troubleshooting steps may vary depending on the specific printer model and its components. Consulting the printer’s manual or reaching out to the manufacturer’s support team can offer more detailed guidance tailored specifically to your printer and its error code.
| Printer Model | Epson WF-7848 |
| Error Code | 0x02AA |
| Display On | PRINTER |
| Description and troubleshooting | RASF PID excess speed error. Failed to read the RASF motor encoder. Contamination of the RASF encoder scale. Damage or skew of the RASF encoder FFC. Failure of the RASF encoder sensor Failure of the RASF motor driver. Failure of the main board. |
Key reset Epson WF-7848
– Epson WF-7848 Resetter For Windows: Download
– Epson WF-7848 Resetter For MAC: Download
Check Supported Functions For Epson WF-7848
If Epson WF-7848 In Supported List
Get Wicreset Key
– After checking the functions that can be supported by the Wicreset software, if Epson WF-7848 is supported, we will reset the waste ink as shown in the video below:
Contact Support For Epson WF-7848
Telegram: https://t.me/nguyendangmien
Facebook: https://www.facebook.com/nguyendangmien
