Canon Color imageCLASS MF9170c Service Manual page 10

Contents
8.4.3 Duplexing Pickup Operation ................................................................................................................ 8- 19
8.5 Parts Replacement Procedure ................................................................................................................... 8- 20
8.5.1 Pickup Feed Unit .................................................................................................................................... 8- 20
8.5.1.1 Before Removing the Pickup Feed Unit ...................................................................................... 8- 20
8.5.1.2 Removing the Pickup Feed Unit................................................................................................... 8- 20
8.5.2 Cassette Pickup Roller .......................................................................................................................... 8- 21
8.5.2.1 Before Removing the Cassette Pickup Roller ............................................................................ 8- 21
8.5.2.2 Removing the Cassette Pickup Roller......................................................................................... 8- 21
8.5.3 Pickup Motor ........................................................................................................................................... 8- 22
8.5.3.1 Before Removing the Pickup Motor ............................................................................................. 8- 22
8.5.3.2 Removing the Pickup Motor .......................................................................................................... 8- 22
8.5.4 Cassette Pickup Solenoid ..................................................................................................................... 8- 23
8.5.4.1 Before Removing the Cassette Pickup Solenoid....................................................................... 8- 23
8.5.4.2 Removing the Cassette Pickup Solenoid.................................................................................... 8- 23
8.5.5 Cassette Separation Pad ...................................................................................................................... 8- 25
8.5.5.1 Removing the Cassette Separation Pad..................................................................................... 8- 25
8.5.6 Manual Pickup Roller............................................................................................................................. 8- 25
8.5.6.1 Before Removing the Manual Feed Pickup Roller .................................................................... 8- 25
8.5.6.2 Removing the Manual Feed Pickup Roller ................................................................................. 8- 25
8.5.7 Manual Pickup Solenoid........................................................................................................................ 8- 25
8.5.7.1 Before Removing the Manual Feed Pickup Solenoid ............................................................... 8- 25
8.5.7.2 Removing the Manual Feed Pickup Solenoid ............................................................................ 8- 25
8.5.8 Manual Separation Roller ..................................................................................................................... 8- 27
8.5.8.1 Before Removing the Manual Feed Separation Pad ................................................................ 8- 27
8.5.8.2 Removing the Manual Feed Separation Pad ............................................................................. 8- 27
8.5.9 Duplexing Feed Motor ........................................................................................................................... 8- 28
8.5.9.1 Before Removing the Duplex Feed Motor .................................................................................. 8- 28
8.5.9.2 Removing the Duplex Feed Motor ............................................................................................... 8- 28
8.5.10 Reverse Unit ......................................................................................................................................... 8- 28
8.5.10.1 Before Removing the Reversal Unit .......................................................................................... 8- 28
8.5.10.2 Removing the Reversal Unit ....................................................................................................... 8- 28
8.5.11 Reverse Motor ...................................................................................................................................... 8- 30
8.5.11.1 Before Removing the Reversal Motor ....................................................................................... 8- 30
8.5.11.2 Removing the Reversal Motor .................................................................................................... 8- 30
8.5.12 Reverse Solenoid ................................................................................................................................. 8- 30
8.5.12.1 Before Removing the Reversal Solenoid .................................................................................. 8- 30
8.5.12.2 Removing the Reversal Solenoid............................................................................................... 8- 30
Chapter 9 Fixing System
9.1 Overview/Configuration ................................................................................................................................. 9- 1
9.1.1 Overview ................................................................................................................................................... 9- 1
9.2 Various Control Mechanisms........................................................................................................................ 9- 2
9.2.1 Controlling the Temperature of the Fixing Unit.................................................................................... 9- 2
9.2.1.1 Fixing Temperature Control ............................................................................................................ 9- 2
9.2.1.2 Throughput Down Control ............................................................................................................... 9- 3
9.2.2 Fixing Pressurizing/Release Control ..................................................................................................... 9- 4
9.2.2.1 Fixing Sleeve Pressuring/releasing Control ................................................................................. 9- 4
9.3 Protection Function......................................................................................................................................... 9- 5