No. Component Function
7 Pre-skew Correction
Clutch
Not functional.
8 Roll Rewind Switch Located on the inside cover of the right end of Roll Unit 1.
Depressing the switch rewinds the paper onto the paper roll.
9 Encoder Sensor 2 Monitors the number of rotations of the drum core. The rotation
of the core accelerates as the amount of paper on the roll
diminishes. This count is used in a calculation to determine the
amount of paper remaining on the roll.
10 Encoder Sensor 1 Monitors the rotations of the roll feed motor. This count is used
to calculate the remaining service life of the roll feed motor.
11 Paper Entrance Sensor
(Right)
Detects the edge of the roll paper when it leaves the roll unit
and enters the main paper path.
12 Roll End Sensor Detects when the paper roll runs out of paper.
13 Paper Entrance Sensor
(Center)
Detects the edge of the roll paper when it leaves the roll unit
and enters the main paper path.
Electrical Components
749
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