Roller Holder Assy & Cassette Cover Interlocking Mechanism - Brother P-touch PT-2730 Service Manual

2.1.4 Roller Holder ASSY & Cassette Cover Interlocking Mechanism
Closing the cassette cover pushes down the roller release lever and brings the top of
the lever into the hooked section provided on the inside of the cassette cover.
As described in Subsection 2.1.1 "Roller Holder ASSY Setting & Retracting
Mechanism", the roller release lever shifts the roller holder release rod so that the roller
holder ASSY is pressed towards the head ASSY side.
Tape cassette
Platen roller
Tape feed
sub ASSY
Roller holder ASSY
Roller holder
release spring
(Roller holder ASSY retracted)
Figure 2.1-5 Roller Release Lever and Roller Holder Release Rod
Cassette cover
Figure 2.1-6 Roller Holder ASSY & Cassette Cover Interlocking Mechanism
Opening the cassette cover pulls up the roller release lever placed in the hooked section
of the cassette cover, which shifts the roller holder release rod so that the roller holder
ASSY is retracted from the head ASSY side by the roller holder release spring.
Head ASSY
Shaft
Roller holder
release lever
Roller holder
release lod
Roller holder lever
Roller holder
release lod
Hooked section
(Roller holder ASSY engaged)
II - 5
Cassette cover