Canon iR1570F, Service Manual

Page: 12 / 494

Contents
12.5.3 Adjusting the Ellectrical System .............................................................................................................12- 7
Chapter 13
Correcting Faulty Images
13.1 Making lnitial Checks....................................................................................................................................13- 1
13.1.1Outline .....................................................................................................................................................13- 1
13.1.2Making Initial Checks.............................................................................................................................. 13- 1
13.1.3Site Environment .....................................................................................................................................13- 1
13.1.4Checking the Drum Unit..........................................................................................................................13- 1
13.1.5Checking the Paper .................................................................................................................................. 13- 1
13.1.6Others.......................................................................................................................................................13- 1
13.1.7Troubleshooting Flow Chart....................................................................................................................13- 2
13.1.8Making Checks in Response to an Image Fault.......................................................................................13- 3
13.1.9Checking the Photointerrupters ...............................................................................................................13- 3
13.2 Outline of Electrical Components .................................................................................................................13- 6
13.2.1 Clutch/Solenoid.......................................................................................................................................13- 6
13.2.2 Sensor ......................................................................................................................................................13- 7
13.2.3 Lamps, Heaters, and Others ....................................................................................................................13- 9
13.2.4 PCBs......................................................................................................................................................13- 10
13.2.5 Variable Resistors(VR), Light-Emitting Diodes(LED),and Check Pins by PCB .................................13- 12
Chapter 14 Self Diagnosis
14.1 Error Code Table ...........................................................................................................................................14- 1
14.1.1Troubleshooting Malfunctions (service error).........................................................................................14- 1
14.2 FAX Error Codes...........................................................................................................................................14- 6
14.2.1 Outline.....................................................................................................................................................14- 6
14.2.2 User Error Code ......................................................................................................................................14- 9
14.2.3 Service Error Code ................................................................................................................................14- 16
Chapter 15 Service Mode
15.1 Outline ...........................................................................................................................................................15- 1
15.1.1Outline .....................................................................................................................................................15- 1
15.1.2Using Service Mode ................................................................................................................................15- 3
15.1.3List of Menus...........................................................................................................................................15- 4
15.2 Service Mode Table.....................................................................................................................................15- 12
15.2.1Bit Switch Settings ................................................................................................................................15- 12
15.2.2Menu Switch Settings ............................................................................................................................ 15- 24
15.2.3Numeric Parameter Setting....................................................................................................................15- 26
15.2.4SPECIAL Setting...................................................................................................................................15- 30
15.2.5NCU Setting...........................................................................................................................................15- 30
15.2.6ISDN Setting..........................................................................................................................................15- 31
15.2.7Country/Region of Installation .............................................................................................................. 15- 31
15.2.8Setting the Original Reading Functions.................................................................................................15- 31
15.2.9Setting the Printer Parameters ...............................................................................................................15- 32
15.2.10PDL......................................................................................................................................................15- 35
15.2.11Counter ................................................................................................................................................15- 35
15.2.12Generating a Report.............................................................................................................................15- 37