Printer on port 9100 and still prints on paper

[cfi]

The reason(s) were given in the referenced topic:

Scan causing unexpected printing on Toshiba Copier/Modify Scans

Answering this question currently requires some additional background on printer scans and why this is happening: Generally a Full and Fast scan excludes a known and previous detected printer from a scan by default. Scanning a printer requires the setting Exclude printers from scan in the following VT set to no: Global variable settings (OID: 1.3.6.1.4.1.25623.1.0.12288) As noted previously this requires that the printer is detected. If you havn’t changed this setting then it is very likely…

As excluding the raw printing port is only done on a best effort there two more reliable possibilities to avoid such situations:

1. Remove any paper from the paper tray before scanning the device
2. Exclude the raw printing port from the port list used for the scan