Keyboard assembly (M680z) ............................................................................................................ 37 Before proceeding, remove the following assemblies .................................................. 37 Remove the keyboard assembly (M680z) ...................................................................... 37 Reinstall the keyboard assembly (M680z) ..................................................................... 41 Feed and separation rollers (Trays 2-5) ...........................................................................................
45 Pickup roller (Tray 1) ......................................................................................................................... 46 Reinstall the pickup roller (Tray 1) ................................................................................. 49 Secondary transfer roller .................................................................................................................. 50 Reinstall the secondary transfer roller .......................................................................... 51 Standard output bin (M680) ..............................................................................................................
52 Output bin bezel (M680) ................................................................................................................... 53 Before proceeding, remove the following assemblies .................................................. 53 Remove the output bin bezel ......................................................................................... 53 Document feeder white backing (M680) .......................................................................................... 54 Install a replacement document feeder white backing (M680) .....................................
55 Background selector (M680) ............................................................................................................. 60 Reinstall the background selector (M680) ..................................................................... 62 Document-feeder roller (M680) ....................................................................................................... 63 Remove the document-feeder roller (M680) ................................................................. 63 Reinstall the document-feeder roller (M680) ................................................................
65 Document-feeder separation pad and holder (M680) ..................................................................... 66 Install a replacement document-feeder roller (M680) .................................................. 65 Remove the document-feeder separation pad and holder (M680) ............................... 66 Install a replacement document-feeder separation pad and holder (M680) ................ 68 Install a replacement document-feeder separation pad and holder (M680) ................ 68 Document feeder and scanner (M680) ................................................................................................................
70 Document feeder mylar strip ............................................................................................................ 70 Install a replacement document feeder mylar strip (M680) .......................................... 71 Document-feeder roller cover .......................................................................................................... 73 Reinstall the document-feeder roller cover .................................................................. 77 Document feeder (ADF) .....................................................................................................................
80 Scanner rear cover ............................................................................................................................ 79 Before proceeding, remove the following assemblies .................................................. 80 Remove the document feeder ........................................................................................ 80 Install a replacement document feeder ......................................................................... 85 Document-feeder hinge assembly ...................................................................................................
89 Before proceeding, remove the following assemblies .................................................. 89 Remove the document-feeder hinge assembly ............................................................. 89 Scanner control board (SCB) fan (M680) .......................................................................................... 90 Before proceeding, remove the following assemblies .................................................. 90 Remove the scanner control board (SCB) fan ................................................................ 90 vi ENWW