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
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