Roller Holder Assy & Cassette Cover Interlocking Mechanism - Brother PT-2420PC Service Manual

2.1.3 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 box provided on the inside of the cassette cover.
As described in Subsection 2.1.2 "Roller Holder ASSY Setting & Retracting Mechanism", the roller
release lever shifts the roller release rod so that the roller holder ASSY is pressed towards the
thermal head side.
Tape cassette
Thermal head
Roller release lever
Roller holder ASSY
Roller release rod
Roller release lever
Roller holder ASSY
Roller release rod
(Roller holder ASSY retracted) (Roller holder ASSY engaged)
Fig. 2.1-3 Roller Release Lever and Roller Release Rod
Cassette cover
Roller release lever
Fig. 2.1-4 Roller Holder ASSY & Cassette Cover Interlocking Mechanism
If you open the cassette cover, the roller release lever will pop up, shifting the roller release rod so
that the roller holder ASSY will be retracted from the thermal head side.
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