Olivetti d-Color MF920, Service Manual

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Preface
xxi
Preface
This manual contains maintenance procedures for service personnel. It is divided into the following chapters:
1.
General information contains a general description of the printer and the maintenance approach used to
repair it. Special tools and test equipment, as well as general environmental and safety instructions, are
discussed.
2.
Diagnostic information contains an error indicator table, symptom tables, and service checks used to
isolate failing field replaceable units (FRUs).
3.
Diagnostic aids contains tests and checks used to locate or repeat symptoms of printer problems.
4.
Repair information provides instructions for making printer adjustments and removing and installing
FRUs.
5.
Connector locations uses illustrations to identify the connector locations and test points on the printer.
6.
Preventive maintenance contains the lubrication specifications and recommendations to prevent
problems.
Conventions
Note: A note provides additional information.
Warning: A warning identifies something that might damage the product hardware or software.
There are several types of caution statements:
CAUTION
A caution identifies something that might cause a servicer harm.
CAUTION
This type of caution indicates there is a danger from hazardous voltage in the area of the
product where you are working. Unplug the product before you begin, or use caution if the
product must receive power in order to perform the task.
CAUTION
This type of caution indicates a hot surface.
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