Brother PT-9600 Service Manual page 91

(3) Push the hinge of the cassette cover ASSY into the slots of the machine until confirming
click noise sounds.
Note 1: Examine the opening action of the cassette cover after installing it. Press the
release button. If the cassette cover opens fully without stopping at the expected
stop position, exchange the brake pad.
Note 2: After attaching brake pad, apply the silicon grease (Shin-Etsu Chemical brand G501)
by a half rice-grain sized drop uniformly with a brush.
Cassette cover ASSY
Hinge
Fig. 3.2-45 Reassembling the Cassette Cover ASSY (2)
Hinge
III-57
Brake pad
Apply grease.