EPSON WF-4830/4820 Series paper feed mechanism

— More about Epson WF-4830/4820 series Mechanism, click here

Epson WF 4830/4820 Series Paper Loading Method

These products only support front paper loading. Given the different number of cassettes and functionality of models, the configuration of parts will also differ.

Epson-WF-4830-4820-paper-feed-mechanism-from-1st-cassette

  • PF motor is the power source on controlling the PF encoder/PF scale
    • Configuration: Drives the PF roller/EJ roller, loading and outputting paper.
  • ASF motor (on above figure) is the power source on controlling the ASF encoder/ ASF scale
    • Configuration:
      • Drives the pickup assy (pickup roller), loading paper from the 1st cassette.
      • Paper loaded from the cassette is fed to the PF roller using the auto duplex print unit middle roller.

2nd Cassette on Epson WF 4830 Series (only) paper loading method

Epson-WF-4830-series-paper-feed-mechanism-2nd-cassette

  • ASF motor is the power source on controlling the PF encoder/PF scale 2nd ASF encoder/2nd ASF scale
    • Configuration: Drives the pickup assy (pickup roller), loading paper from the 2nd cassette.

— Epson WF 4830/4820 series Printhead and Paper feed, click here

Epson WF 4830/4820 Series Paper Feeding Path

**Before paper loading, this confirms the print order from the printer driver, and confirms cassette from which to load paper.

Epson WF 4830/4820 series Load paper from the 1st cassette

Epson-WF-4830-series-paper-loading-path-1st-cassette

  • Paper loaded into the 1st cassette is fed to the middle roller by way of the pickup roller, and arrives at the PE sensor.
  • Next, skew is removed, and the paper is printed while being fed using the PF roller and EJ roller/star wheel, then the paper is outputted from the stacker.

Load paper from the 2nd cassette (Epson WF-4830 Series only)

Epson-WF-4830-series-paper-loading-path-2nd-cassette

  • Paper loaded into the 2nd cassette is fed to the middle roller by way of the pickup roller, and arrives at the PE sensor.

** Next, skew is removed, and the paper is printed while being fed using the PF roller and EJ roller/star wheel, then the paper is outputted from the stacker.

Epson WF 4830/4820 series Paper loading path when using automatic double-sided printing

  • When carrying out automatic double-sided printing, after printing the front of the page, the printer holds the paper using the PF roller and driven roller in order to dry the ink on the page

Epson-WF-4830-series-paper--feed-loading-path-automatic-printing

Paper loading path when using automatic double-sided printing (reverse-side printing)

  • After the specified drying time has passed, the PF roller and EJ roller reverse, feeding the paper into the auto duplex print unit.
  • After the PE sensor detects the top of the rear of the page, skew is removed, and then the reverse side of the page is printed.

— About Epson XP 15000 | XP series, click here

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