TSC CPX4P Series, Service Manual

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
Paper Feed and Transport Operating Sequence
Basic sequence of Paper Feeding and Transport System is shown below.

Jam Detection

Overview
The microcomputer reads signals from the sensor at the pre-stored check timings to determine whether
paper is fed normally or erroneously. Upon detection of an error, the microcomputer suspends printing
and stops Printer. After Printer stops, the microcomputer displays "Operator Call Error" on the display
panel and turns on Error Lamp.
[1] Roll Motor (M101) [6] Paper Sensor
[2] Transport Motor (M102) [7] Upper TOF Sensor (Q1)
[3] Transport Sensor 1(P109) [8] Lower TOF Sensor (PS2/LED2)
[4] Transport Sensor 2(P110) [9] Encoder Sensor (PS1)
[5] Trailing Edge Sensor (PS1) [10] Encoder