SHARP FO-4400 SERVICE MANUAL

This service guide is a maintenance troubleshooting and instruction owner manual reference used for maintaining, disassembly and servicing the Sharp FO-4400 facsimile. It provides comprehensive information on identifying Sharp FO-4400 facsimile features, components, and spare parts troubleshooting facsimile problems and performing facsimile disassembly procedures.

Table contents of Sharp FO-4400 Service Manual

• GENERAL DESCRIPTION
  Specifications ~ Life of consumable ~ Operation panel ~ Transmittable documents ~ Installation ~ Quick reference guide
  
• ADJUSTMENTS
  Adjustments ~ Diagnostics and service soft switches ~ Troubleshooting ~ Error code table ~ Overseas communication mode ~ Administrator mode in the personal book function
• MECHANICAL DESCRIPTION
  Mechanical description ~ Printer description ~ Disassembly and assembly procedures ~ How to install the verification stamp (FO-45VS)
• DIAGRAMS
  Block diagram ~ Wiring diagram ~ Point-to-point diagram and connector signal name
• CIRCUIT DESCRIPTION
  Circuit description ~ Circuit description of control PWB ~ Circuit description of CIS unit ~ Circuit description of LIU PWB ~ Circuit description of operation panel PWB ~ Circuit description of power supply PWB
• OPERATION FLOWCHART
  G3 protocol ~ Super G3 protocol ~ Power on sequence
• OTHERS
  Service tools ~ Rewriting version up the FLASH ROM ~ PARTS GUIDE

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