imageCLASS MF4890dw output paper tray missing

[gromittoo]

I got this printer from cleaning out my mom's apartment when she passed.  I think it is missing the output paper tray.  The printer prints fine, but the output sheet just falls on the floor.  I need to find a parts diagram, so hopefully I can get the missing tray from a salvage printer on eBay.

The printer is an MF4890dw.

[normadel]

The output tray is inside and has a pull-out extension, like so: