Erase All Information on Disk.......................................................................................................................... 347
Wipe All Settings............................................................................................................................................. 348
Font Sharpening.............................................................................................................................................. 348
Require Standby.............................................................................................................................................. 348
A5 Loading ...................................................................................................................................................... 348
UI Automation ................................................................................................................................................349
LES Applications .............................................................................................................................................. 349
Key Repeat Initial Delay .................................................................................................................................. 349
Key Repeat Rate.............................................................................................................................................. 350
Wiper Message ...............................................................................................................................................350
Clear Supply Usage History ............................................................................................................................. 350
Clear Custom Status........................................................................................................................................350
USB Speed....................................................................................................................................................... 350
Automatically Display Error Screens ............................................................................................................... 351
USB PnP ..........................................................................................................................................................351
Entering invalid engine mode................................................................................................................351
Entering recovery mode........................................................................................................................352
Accessing the Network SE menu...........................................................................................................352
Service Engineer menu..........................................................................................................................352
Accessing the service engineer (SE) menu...................................................................................................... 352
Service engineer (SE) menu ............................................................................................................................352
Repair information...................................................................................355
Removal precautions.............................................................................................................................355
Handling ESD‑sensitive parts ..........................................................................................................................355
Controller board/control panel replacement .................................................................................................356
Restoring the printer configuration after replacing the controller board ...................................................... 357
eSF solutions backup ...................................................................................................................................... 359
Ribbon cable connectors ................................................................................................................................360
Zero Insertion Force (ZIF) connectors ........................................................................................................ 360
Horizontal top contact connector .............................................................................................................. 361
Horizontal bottom contact connector........................................................................................................364
Vertical mount contact connector ............................................................................................................. 367
Horizontal sliding contact connector ......................................................................................................... 370
Low Insertion Force (LIF) connector...........................................................................................................373
Adjustments..........................................................................................................................................374
Media aligner roller adjustment ..................................................................................................................... 376
Polygon printhead mechanical registration adjustment ................................................................................377
Removal procedures.............................................................................................................................380
Front side removals...............................................................................................................................380
Duplex exit diverter removal .......................................................................................................................... 381
Front door removal......................................................................................................................................... 383
Inner guide deflector removal ........................................................................................................................ 384
4063
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