Konica Minolta bizhub 163 - Manual (Page 97)

4 Specifying printer driver settings
4-8 IC-206
Device Options
Specify the settings for the installed paper drawers.
From the “Device Options” list, double-click the names of installed paper
drawers to specify that it is installed. Double-click the name again to return
the setting to “Not Installed”.
Memory
Specify the size of the installed memory.
Click [,] on the right side of the “Memory” box, and then select the size of
the installed memory.