Brother HL-3450CN Service Manual page 51

3.4.2 Install the envelope adapter
NOTE:
The specification of envelopes feedable from the envelope adapter are as follows;
N
Capacity: 15 envelopes
N
Size:
(1) Prepare the media cassette and
envelope adapter.
(2) Put the adapter on the cassette base
and engage the hooks provided on the
leading edge of the adapter (left and
right) into the cassette base.
(3) Move the envelope guide to meet the
adapter base.
(4) Move the paper guides to meet the
desired envelope size.
(5) Load the envelopes into the adapter.
Do not load media in the adapter higher
than the specified capacity limit,
otherwise it may result in paper feed
jams or print quality problems.
When removing the envelope adapter from the media cassette, pull the adapter toward you
while holding the trailing edge of the adapter up approximately 10mm.
Do not hold up the trailing edge of the adapter by force, otherwise it may result in damage to
the hooks provided at the leading edge of the adapter.
DL (110 x 220 mm), #10 (105 x 241 mm)
PRECAUTION
Envelope adaptor
Cassette base
Envelope adapter
Envelope guide
Paper guide
Paper guide
CAUTION
Hook
Fig. 3-22
3-13
HL-3450CN SERVICE MANUAL
Cassette base
Fig. 3-19
Adaptor base
Fig. 3-20
Fig. 3-21
Cassette base