Canon imagerunner C5180 Service Manual page 325

Contents
10.1 Construction ................................................................................................... 10-1
10.1.1 Specifications, Control Mechanisms, and Functions........................................ 10-1
10.1.2 Arrangement of he Units ....................................................................................... 10-2
10.1.3 Arrangement of Rollers ......................................................................................... 10-3
10.1.4 Diagram of the Paper Paths ................................................................................. 10-4
10.1.5 Arrangement of Sensors ....................................................................................... 10-5
10.1.6 Arrangement of the Clutches and Solenoids ..................................................... 10-6
10.1.7 Route of Dive .......................................................................................................... 10-7
10.2 Basic Sequence............................................................................................. 10-8
10.2.1 Basic Sequence of Operations at Power-On..................................................... 10-8
10.2.2 Basic Sequence of Operations in Response to a Press on the Start Key .... 10-8
10.3 Detecting Jams.............................................................................................. 10-9
10.3.1 Delay Jams .............................................................................................................10-9
10.3.1.1 Delay Jam in the Cassette Pickup Assembly .............................................................. 10-9
10.3.1.2 Delay Jam Outside the Cassette Pickup Assembly.................................................... 10-9
10.3.2 Stationary Jams ....................................................................................................10-10
10.3.2.1 Stationary Jams .............................................................................................................. 10-10
10.3.2.2 Stationary Jams at Power-On ...................................................................................... 10-11
10.4 Cassette........................................................................................................ 10-12
10.4.1 Identifying the Paper Size................................................................................... 10-12
10.4.2 Detecting the Level of Paper.............................................................................. 10-14
10.5 Cassette Pick-Up Unit ................................................................................ 10-16
10.5.1 Outline.................................................................................................................... 10-16
10.5.2 Basci Sequence of Operations .......................................................................... 10-17
10.6 Manual Feed Pickup Unit........................................................................... 10-18
10.6.1 Outline.................................................................................................................... 10-18
10.6.2 Basic Sequence of Operations .......................................................................... 10-19
10.6.3 Identifying the Size of Paper .............................................................................. 10-19
10.6.4 Detecting the Presence/Absence of Paper...................................................... 10-20
10.6.5 Detecting the Last paper..................................................................................... 10-21
10.7 Registration Unit.......................................................................................... 10-22
10.7.1 Outline.................................................................................................................... 10-22
10.8 Duplex Feeding Unit ................................................................................... 10-24
10.8.1 Outline.................................................................................................................... 10-24
10.8.2 Controling Horizontal Registration..................................................................... 10-25
10.8.3 Face-Down Delivery, A4, 5 Sheets in Circulation ........................................... 10-26
10.8.4 Face-Down Delivery, A3, 3 Sheets in Cirucilation .......................................... 10-29
Contents