xii Phaser 7400 Color Printer Service Manual
Section 8 - Service Parts Disassembly: This section contains removal
procedures for spare parts listed in the Parts List. A replacement procedure is included
when necessary.
Section 9 - Parts List: This section contains exploded views of the print engine
and option FRUs, as well as part numbers for orderable parts.
Section 10 - Wiring Diagrams: This section contains the plug/jack locations and
the wiring diagrams for the print engine.
Appendix A - Reference: This section provides an illustration of the printer’s
menu structure, a listing of printer status codes, and a list of Service Diagnostics tests.
Book 2 - Options
Use Book 2 as a reference when servicing printer options. Book 2 includes
information important for the repair or replacement of option components. Use the
troubleshooting procedures in Book 1 to diagnose and isolated the problem.
Book 2 contains these sections:
Introductory, Safety, and Regulatory Information: This section contains
important safety information, regulatory requirements, and information about this
manual.
Section 1 - General Information: This section contains an overview of the
options available, configuration, specifications and consumables.
Section 2 - Theory of Operation: This section contains functional information
on each option.
Section 3 - General Troubleshooting: This this section includes information
and procedures for troubleshooting optional components.
Section 4 - Adjustments and Calibrations: This section provides procedures
for the adjustment of print engine components.
Section 5 - Service Parts Disassembly:
This section contains removal
procedures for parts listed in the option’s Field Replaceable Units (FRUs) Parts List.
A replacement procedure is included when necessary.
Section 6 - Parts Lists: This section contains exploded views of the option FRUs,
as well as FRU part numbers.
Section 7 - Wiring Diagrams: This section contains option plug/jack locations
and wiring diagrams.