Description
SERVICE MANUAL TABLE OF CONTENTS
Product information
Edition notice
Notices and safety information
Laser notices
Safety information
Service conventions and change history
Service manual conventions
Change history
General information
Media guidelines
Tools required for service
Diagnostics and troubleshooting
Troubleshooting overview
Fixing print quality issues
Paper jams
List of status and error messages
User attendance messages
Printer hardware errors
Service menus
Understanding the ADF and scanner glass
Understanding the printer control panel
Understanding the home screen
Using the touch-screen buttons
Understanding the colors of the Sleep button and indicator lights
Accessing the service menus
Diagnostics menu
Configuration menu
Parts removal
Removal precautions
Adjustments
Removal procedures
Left side removals
Right side removals
Front side removals
Bottom side removals
Rear side removals
Top side removals
MPF cam gear removal
Redrive motor assembly removal
Sensor (duplex input) removal
Sensor (standard bin exit) removal
Sensor (toner density) removal
Standard bin actuator assembly removal
Sensor (standard exit bin) actuator assembly removal
Tray roller catch assembly removal
4-bin mailbox removals
250-sheet option tray removals
550-sheet option tray removals
High capacity input tray (HCIT) removals
High capacity stacker removals
Offset stacker removals
Other removals
Output expander removals
MFP stapler assembly removals
Scanner removals
ADF removals
Component locations
Printer configurations
Connectors
Maintenance
Inspection guide
Lubrication guide
Individual maintenance part expected life
Scheduled maintenance
Cleaning the printer parts
Parts catalog
Legend
Assembly 1: Covers (X651, X652, X654, and X656)
Assembly 2: Covers 1 (X658)
Assembly 3: Covers 2 (X658)
Assembly 4: Media path and ducts
Assembly 5: Pick arm and media tray assemblies
Assembly 6: Drive motor assembly, redrive, and duplex
Assembly 7: Printhead, charge, and transfer assembly
Assembly 8: System card, HVPS and scanner controller card assemblies
Assembly 9: Fuser and LVPS card assemblies
Assembly 10: Flatbed scanner
Assembly 11: ADF unit assembly
Assembly 12: ADF covers
Assembly 13: ADF feed and drive
Assembly 14: ADF electronics
Assembly 15: 250‑Sheet option tray assembly (X651, X652, X654, and X656)
Assembly 16: 550 Sheet option tray assembly (X651, X652, X654, and X656)
Assembly 17: 550‑Sheet option tray assembly (X658)
Assembly 18: HCIT assembly (X651, X652, X654, and X656)
Assembly 19: MFP stapler assembly #1
Assembly 20: MFP stapler assembly #2
Assembly 21: MFP stapler assembly #3
Assembly 22: MFP stapler assembly #4
Assembly 23: MFP offset stacker assembly #1
Assembly 24: MFP Offset stacker #2
Assembly 25: MFP offset stacker #3
Assembly 26: MFP 4-bin mailbox assembly #1
Assembly 27: MFP 4-bin mailbox assembly #2
Assembly 28: MFP 4-bin mailbox assembly #3
Assembly 29: Envelope feeder
Assembly 30: Miscellaneous
Assembly 31: Power cords
Assembly 32: Universal trays and accessories
Printer specifications
Power consumption
Noise emission levels
Temperature information
Options and features
Available internal options
Media handling options
Theory of operation
POR sequence
Printer control
Printer theory
Acronyms
Acronyms
Index
Part Number Index
Part Name Index
