Canon MultiPASS MP390 Service Manual page 9

Contents
3.2.2Basic Disassembly....................................................................................................................................... 3- 6
3.2.3Operation Panel Unit ................................................................................................................................. 3- 12
3.2.4Scanner Unit .............................................................................................................................................. 3- 13
3.2.5NCU Board, Modular Board ..................................................................................................................... 3- 14
3.2.6SPCNT Board............................................................................................................................................ 3- 16
3.2.7Modem Board............................................................................................................................................ 3- 17
3.2.8Print & ASF Unit....................................................................................................................................... 3- 18
3.2.9Power Supply Unit .................................................................................................................................... 3- 20
Chapter 4 Maintenance
4.1 Maintenance ...................................................................................................................................................... 4- 1
4.1.1Consumables ............................................................................................................................................... 4- 1
4.1.2Cleaning....................................................................................................................................................... 4- 1
4.1.3Periodic Inspection ...................................................................................................................................... 4- 1
4.1.4Periodic Replacement Parts......................................................................................................................... 4- 2
4.1.5Adjustment Items ........................................................................................................................................ 4- 2
4.1.6General Tools .............................................................................................................................................. 4- 2
4.1.7Special Tools ............................................................................................................................................... 4- 2
4.2 How to Clean Parts............................................................................................................................................ 4- 4
4.2.1How to Clean Parts...................................................................................................................................... 4- 4
4.2.2Exterior ........................................................................................................................................................ 4- 4
4.2.3Scanning Unit .............................................................................................................................................. 4- 4
4.2.4Printer .......................................................................................................................................................... 4- 5
4.3 Service Switches................................................................................................................................................ 4- 6
4.3.1Hardware Switches...................................................................................................................................... 4- 6
4.3.2Service Data Setting .................................................................................................................................... 4- 6
4.3.3Service Data Flowchart ............................................................................................................................... 4- 8
4.4 New SSSWs/Parameters Added to This Model .............................................................................................. 4- 16
4.4.1Service Data .............................................................................................................................................. 4- 16
4.5 User Report Output Functions......................................................................................................................... 4- 17
4.5.1User report output functions...................................................................................................................... 4- 17
4.6 Wiring Diagram............................................................................................................................................... 4- 19
4.6.1Wiring Diagram......................................................................................................................................... 4- 19
Chapter 5 Troubleshooting
5.1 Troubleshooting Index ...................................................................................................................................... 5- 1
5.1.1Troubleshooting Index ................................................................................................................................ 5- 1
5.2 Errors Shown on the Display............................................................................................................................. 5- 3
5.2.1User Error Message ..................................................................................................................................... 5- 3
5.3 Error Code ......................................................................................................................................................... 5- 8
5.3.1ERROR CODE LIST .................................................................................................................................. 5- 8
5.3.2New Error Codes and Recovery methods ................................................................................................. 5- 13
5.4 Errors not Shown on the Display .................................................................................................................... 5- 15
5.4.1General Errors ........................................................................................................................................... 5- 15
5.4.2Printing problem........................................................................................................................................ 5- 15
5.4.3Scanning Problems .................................................................................................................................... 5- 17
5.4.4Memory Card Problem .............................................................................................................................. 5- 18
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