Kyocera KM-4850w Operation Manual page 101

Chooser Settings (Making the optional Drawer 1 available)
If you want to use the optional Drawer 1, continue with the settings procedure as follows.
6 Select the copier-printer in the right side of the [Chooser] window and then click on the [Setup...]
button.
7 Click on [Configure] in the resulting window.
8 Select "Installed" for the [Option Cassette 1] setting and then click on [OK].
9 Click on the box in the upper-left corner of the [Chooser] in order to close it.
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