Detecting Jams; Jam Detection Outline; Outline - Canon LBP3300 Series Service Manual

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Table Of Contents

Table of Contents

Chapter 2

M1: Main Motor

SL1: Cassette pick-up solenoid

SL2: Manual feed solenoid

SL3: Reversing solenoid

2.5.2 Detecting Jams

2.5.2.1 Jam Detection Outline

2.5.2.1.1 Outline

This printer is provided the following paper detection sensors to detect the presence of the paper and weather the paper feed is operated normally or not.

1: Top of page sensor (PS912)

2: Delivery sensor/Reversing sensor (PS915)

The CPU determines a paper jam by checking whether the paper is present at the sensor or not at the checking timing. The check timing is stored in the memory of

the CPU.

If the CPU determines the jam, it stops the print operation and notifies it to the video controller.

2-14

ENGINE CONTROLLER PCB

SL3

PS915

PS913

PS912

Registration shutter

SL2

PS914

F-2-19