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Preface
The C30/C30D Maintenance Manual contains all the information needed to maintain and
service Hewlett Packard C30 and C30D printers. The C30 printer series are high-speed,
non-impact printers utilizing electrophotographic imaging technology.
The information in this maintenance manual is for authorized field representatives who are
familiar with basic printer operations. It serves as a supplement to training classes and pro-
vides a basis for discussion with regional field service engineers and customer support
representatives.
Using This Manual
This manual is organized into the following sections:
Chapter 1, “Printer and Troubleshooting Overview”
Reviews the organization of the manual, the way the printer works, and how to trouble-
shoot the printer, including some standard procedures to follow when troubleshooting.
This chapter also includes a chart detailing exactly what each causes each error code, illus-
trations of all sensors in the printer, and a list of abbreviations used throughout the manual.
Chapter 2, “TAG Cross- Reference Tables”
Provides cross-reference tables; look up specific printer problem description (in either the
mechanical malfunction, error code, or print quality description tables), then turn to the
TAG indicated on the chart to troubleshoot the problem.
Chapter 3, “Troubleshooting Analysis Guide (TAGs)”
Detailed step-by-step procedures to help you isolate and resolve specific printer problems.
If you are not sure which TAG to start with, begin with the overview, TAG 001.
Chapter 4, “Print Quality Samples”
Shows print test patterns indicating specific problems, and referencing the TAG that treats
each problem.
Chapter 5, “Diagnostic Tests”
Reviews each printer software diagnostic.
Chapter 6, “Wiring Diagrams and Electrical Data”
Shows printer schematics and locations of individual components.
Chapter 7, “Removal/Replacement Procedures”
Outlines procedures to follow when removing and replacing printer parts, also called
FRUs (Field-Replaceable Units).
