Detecting Jams; Overview - Canon imageRUNNER iR2270 Service Manual

Chapter 2

2.6 Detecting Jams

2.6.1 Overview

This machine detects paper jam using the following sensors:
- Inlet sensor (P15)
- Front cover open/close sensor (MS1)
- Stapler home position sensor (built in stapler)
- Stack slider home position sensor (PI1)
Paper jam is checked at the check timings recorded in the CPU on the finisher controller
PCB. If paper jam is detected, operation stops and occurrence of the jam is indicated on the
operation panel on the host machine.
Jam type
Power-on jam
(1307)
Door open jam
(1408)
2-24
Sensor
Inlet sensor (PI5)
Front cover open/
close switch (MS1)
T-2-2
Description
Paper exists in the paper
ejection path when the
power is turned on.
The finisher cover opened
during machine operation
0006-1978
Cause
The inlet sensor
detected paper at
power-on.
The front cover switch
detected opening of the
front cover during
standby or copy
operation.