Table of contents 1 Removal and replacement ................................................................................................ 1 Removal and replacement strategy ............................................................................................. 2 General cautions during removal and replacement ........................................................ 2 Electrostatic discharge ............................................................................................... 2 Required tools ...........................................................................................................
3 Types of screws ........................................................................................................ 3 Service approach ..................................................................................................................... 5 Before performing service .......................................................................................... 5 After performing service ............................................................................................. 5 Post-service test .........................................................................................................
5 Print-quality test .......................................................................................... 5 Location of connectors ............................................................................................... 7 DC controller connections ............................................................................ 7 Formatter connections ................................................................................. 9 Parts removal order ................................................................................................. 10 Removal and replacement procedures ......................................................................................
12 Customer self repair (CSR) components ...................................................................... 12 Toner cartridge ........................................................................................ 12 Tray 2, Tray 3, or Tray 4 assembly ............................................................. 14 Control-panel HIP cover ............................................................................ 15 Control-panel USB cover ........................................................................... 15 Control-panel assembly .............................................................................
16 Control-panel assembly (M525c model) ...................................................... 19 Important removal considerations ................................................ 19 Remove the control-panel assembly .............................................. 21 Reinstall the control-panel assembly ............................................. 28 Control-panel assembly to keyboard FFC (M525c model) .............................. 35 Important considerations ............................................................ 35 Remove the control-panel assembly to keyboard FFC ..................... 36 Reinstall the control-panel assembly to keyboard FFC .....................
37 Keyboard assembly (M525c model) ........................................................... 40 Remove the keyboard assembly .................................................. 40 ENWW v