Canon L90 Series Service Manual
Also see for FaxPhone L90: Starter GuideReference guideBasic operation guideSpecifications
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Contents
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Contents6.4.2.2 Removing the Fixing Film Unit ................................................................................................................................................. 6- 36.4.3 Fixing Pressure Roller ............................................................................................................................................. 6- 46.4.3.1 Preparation for Removing the Fixing Pressure Roller.............................................................................................................. 6- 46.4.3.2 Removing the Fixing Pressure Roller ...................................................................................................................................... 6- 4Chapter 7 External and Controls7.1 Power Supply .............................................................................................................................................7- 17.1.1 Protection Function.................................................................................................................................................. 7- 17.1.1.1 Protective Mechanisms............................................................................................................................................................ 7- 17.1.2 Backup Battery ........................................................................................................................................................ 7- 17.1.2.1 Battery-backed up Data ........................................................................................................................................................... 7- 17.2 Parts Replacement Procedure ...................................................................................................................7- 17.2.1 Front Cover.............................................................................................................................................................. 7- 17.2.1.1 Preparation for Detaching the Front Cover .............................................................................................................................. 7- 17.2.1.2 Detaching the Front Cover....................................................................................................................................................... 7- 17.2.2 Rear Cover .............................................................................................................................................................. 7- 17.2.2.1 Preparation for Detaching the Rear Cover............................................................................................................................... 7- 17.2.2.2 Detaching the Rear Cover ....................................................................................................................................................... 7- 17.2.3 Right Cover.............................................................................................................................................................. 7- 27.2.3.1 Preparation for Detaching the Right Cover .............................................................................................................................. 7- 27.2.3.2 Detaching the Right Cover....................................................................................................................................................... 7- 27.2.4 Left Cover ................................................................................................................................................................ 7- 27.2.4.1 Preparation for Detaching the Left Cover ................................................................................................................................ 7- 27.2.4.2 Detaching the Left Cover ......................................................................................................................................................... 7- 27.2.5 External Cover......................................................................................................................................................... 7- 27.2.5.1 Removing the Document Feed Tray and the Paper Tray Cover.............................................................................................. 7- 27.2.6 Upper Cover ............................................................................................................................................................ 7- 37.2.6.1 Preparation for Detaching the Upper Cover............................................................................................................................. 7- 37.2.6.2 Detaching the Upper Cover ..................................................................................................................................................... 7- 37.2.7 Cartridge Cover ....................................................................................................................................................... 7- 37.2.7.1 Preparation for Detaching the Cartridge Cover........................................................................................................................ 7- 37.2.7.2 Detaching the Cartridge Cover ................................................................................................................................................ 7- 37.2.8 Operation Panel Unit ............................................................................................................................................... 7- 47.2.8.1 Preparation for Removing the Control Panel Unit.................................................................................................................... 7- 47.2.8.2 Removing the Control Panel Unit............................................................................................................................................. 7- 47.2.9 SCNT Board ............................................................................................................................................................ 7- 47.2.9.1 Preparation for Removing the SCNT Board............................................................................................................................. 7- 47.2.9.2 Removing the SCNT Board ..................................................................................................................................................... 7- 47.2.10 DCNT Board .......................................................................................................................................................... 7- 47.2.10.1 Preparation for Removing the DCNT Board........................................................................................................................... 7- 47.2.10.2 Removing the DCNT Board ................................................................................................................................................... 7- 47.2.11 High-voitage Power Supply PCB ........................................................................................................................... 7- 57.2.11.1 Preparation for Removing the High-Voltage Power Supply Board......................................................................................... 7- 57.2.11.2 Removing the High-Voltage Power Supply Board ................................................................................................................. 7- 57.2.12 Powwer Supply PCB.............................................................................................................................................. 7- 67.2.12.1 Preparation for Removing the Power Supply Board .............................................................................................................. 7- 67.2.12.2 Removing the Power Supply Board ....................................................................................................................................... 7- 67.2.13 Top Sensor ............................................................................................................................................................ 7- 67.2.13.1 Preparation for Removing the Paper Leading Edge / the Paper Width Sensor PCB............................................................. 7- 67.2.13.2 Removing the Paper Leading Edge/ the Paper Width Sensor PCB....................................................................................... 7- 67.2.14 Paper Delivery Sensor........................................................................................................................................... 7- 67.2.14.1 Preparation for Removing the Paper Delivery Sensor PCB................................................................................................... 7- 67.2.14.2 Removing the Paper Delivery Sensor PCB............................................................................................................................ 7- 67.2.15 Toner Sensor ......................................................................................................................................................... 7- 67.2.15.1 Preparation for Removing the Toner Sensor ......................................................................................................................... 7- 67.2.15.2 Removing the Toner Sensor .................................................................................................................................................. 7- 77.2.16 Paper Width Sensor............................................................................................................................................... 7- 77.2.16.1 Preparation for Removing the Paper Width Sensor PCB....................................................................................................... 7- 7 |
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