Brother HL-7050N - Manual (Page 130)

OPTIONS 4 - 3
HL7050_US_UG_FM5.5
Lower-tray unit (LT-7000)
The lower-tray unit (Trays 2/3/4) is an optional device that can hold
extra paper. It can hold up to 500 sheets of paper (80 g/m
2 or 20 lb)
in each tray. When all three trays are installed, the printer can hold
up to 2100 sheets of plain paper. If you want to buy an optional
lower-tray unit, call the dealer you bought the printer from.
Expands up to a total of 2100 sheets
Figure 4-1
To install the lower-tray unit, please see the User's Guide that we
have supplied with the lower tray.
■ If you put the lower-tray unit on the floor, we strongly
recommend that you put the small pads that we have
supplied on the underside of the lower-tray unit as shown
above.
■ Even if a tray has been moved to another tray position, the
driver will find the correct tray and print according to the
setting.
MP tray
(100 sheets)
Paper tray
(500 sheets)
Lower-tray unit
(500 sheets x 3 trays)