Canon MF8100 Series, Service Manual, Page: 271 / 296

Contents
Contents
5.1 Measurement and Adjustment .......................................................................................................................................5-1
5.1.1 Initial Checkup............................................................................................................................................................................. 5-1
5.1.1.1 Initial Check ....................................................................................................................................................................................................5-1
5.1.2 Test Printing................................................................................................................................................................................. 5-1
5.1.2.1 Test Print .........................................................................................................................................................................................................5-1
5.1.3 Electrical Adjustment................................................................................................................................................................... 5-1
5.1.3.1 Work After Replacing the Laser/Scanner Unit ..............................................................................................................................................5-1
5.1.3.2 When Replacing the SCNT Board ..................................................................................................................................................................5-2
5.1.4 Fixing System .............................................................................................................................................................................. 5-2
5.1.4.1 Checking the Nip Width of the Lower Fixing Roller .....................................................................................................................................5-2
5.2 Service Tools..................................................................................................................................................................5-2
5.2.1 Standard Tools ............................................................................................................................................................................. 5-2
5.2.2 Special Tools................................................................................................................................................................................ 5-3
5.2.3 Solvent/Oil List............................................................................................................................................................................ 5-3
5.3 Location of Convectors..................................................................................................................................................5-3
5.3.1 Location of Convectors................................................................................................................................................................ 5-3
5.4 Error Code......................................................................................................................................................................5-5
5.4.1 Outline.......................................................................................................................................................................................... 5-5
5.4.1.1 Error Code Outline..........................................................................................................................................................................................5-5
5.4.1.2 Service Error Code..........................................................................................................................................................................................5-5
5.5 Service Mode .................................................................................................................................................................5-6
5.5.1 Outline.......................................................................................................................................................................................... 5-6
5.5.1.1 Hardware Switches..........................................................................................................................................................................................5-6
5.5.1.2 Service Data Setting........................................................................................................................................................................................5-6
5.5.1.3 Service Data Entry Method.............................................................................................................................................................................5-7
5.5.2 Service Soft Switch Settings (SSSW).......................................................................................................................................... 5-7
5.5.2.1 Outline.............................................................................................................................................................................................................5-7
5.5.2.1.1 Explanation of # SSSW...........................................................................................................................................................................5-7
5.5.2.2 SSSW-SW14 ...................................................................................................................................................................................................5-7
5.5.2.2.1 Details of Bit 0 and Bit 1.........................................................................................................................................................................5-7
5.5.2.3 SSSW-SW18 ...................................................................................................................................................................................................5-8
5.5.2.3.1 List of Functions .....................................................................................................................................................................................5-8
5.5.2.3.2 Details of Bit 0 ........................................................................................................................................................................................5-8
5.5.2.3.3 Details of Bit 1 ........................................................................................................................................................................................5-8
5.5.3 Data Initialization Mode (CLEAR) ............................................................................................................................................. 5-8
5.5.3.1 # CLEAR.........................................................................................................................................................................................................5-8
5.5.4 Test Mode (TEST) ....................................................................................................................................................................... 5-8
5.5.4.1 Overview .........................................................................................................................................................................................................5-8
5.5.4.1.1 Test Mode Overview...............................................................................................................................................................................5-8
5.5.4.2 DRAM Test.....................................................................................................................................................................................................5-8
5.5.4.2.1 D-RAM Test............................................................................................................................................................................................5-8
5.5.4.3 Print Test .........................................................................................................................................................................................................5-9
5.5.4.3.1 PRINT Test .............................................................................................................................................................................................5-9
5.5.4.4 Modem Test ....................................................................................................................................................................................................5-9
5.5.4.4.1 Modem Tests ...........................................................................................................................................................................................5-9
5.5.4.4.2 Frequency Test ......................................................................................................................................................................................5-10
5.5.4.4.3 G3 Signal Transmission Test ................................................................................................................................................................5-10
5.5.4.4.4 V.34 G3 Signal Transmission Test .......................................................................................................................................................5-10
5.5.4.5 Faculty Test...................................................................................................................................................................................................5-11
5.5.4.5.1 FACULTY Tests ...................................................................................................................................................................................5-11
5.5.4.5.2 Sensor Tests ..........................................................................................................................................................................................5-11
5.5.4.5.3 Operation Panel Tests............................................................................................................................................................................5-12