Xerox 604P18228 Quick Reference Manual page 71

Tray 3 holds 2000 sheets of 20lb paper. Weight ranges from 16 - 53lb. The tray
can be adjusted to hold either A4 or 8.5" x 11" LEF size paper.
Use this option to select the paper loaded in Tray 4.
Tray 4 (Optional)
Tray 4 holds 1600 sheets of 20lb paper. Weight ranges from 16 - 53lb. The tray
can be adjusted to hold either A4 or 8.5" x 11" LEF size paper.
Use this option when feeding individual types of stock, for example letterhead or
Bypass Tray
labels for one-off jobs.
The Bypass Tray holds 100 sheets of 20lbpaper. Weight ranges from 13 - 57lb.
Sizes range from 4.25 x 5.5" SEF to 11 x 17" SEF. Most stocks can be used,
except for envelopes.
Quick Reference Guide Page 4-9