How To Use This Manual; Repair Analysis Procedures (Raps); Repair1 Adjustment Procedures - Xerox 3050 Service Manual

How To Use This Manual
Always begin with the Service Call Procedures,
Section
1.
Perform Initial Actions to identify
and classify the problem.
Then proceed to one of the following sections
of the manual to correct the problem.
Section 2 contains the Status Indicator RAPS.
Use these RAPs if the copier is not operational,
such a s when a Status Code is displayed or
there i s an improper Indication, or "blank"
display,
etc.
Section 3
is used to troubleshoot Image
Quality problems.
If
you are not sure of the
type of image quality defect that is occurring,
use the contents page In Section
3
to find a
defect that best represents the type of defect
that i s on the copy.
When using Section 2 or Section
3,
you may be
directed to Section 4 to perform repair or
adjustment procedures, or to Section 5, Parts
list.
Next, perform the Normal Call procedures.
After performing Normal Call or Call Back,
perform Final Actions to ensure that the copier
meets the copy specifications.
Multinational Configuration
Differences
This manual contains information that applies
to
US0
(USA),
RX
(Rank Xerox and Xerox
Engineering Systems Europe), XCL (Canada),
and X l A (Latin America). US0 references
usually apply to
XCL
and XLA. If a USO,
RX,
XCL or XLA copier configuration
i s
different,
the specific USO, XCL, RX or XLA information
will be shown by itself.
"Dry Ink" means the same a s "Toner" and
"Tag" means the same as "Mod".
Repair Analysis Procedures (RAPs)
A RAP
Is a series of steps designed to lead you
to the cause of a problem. In each step, you
will perform an action or observe an
occurrence. At each step,
a
statement is made
that has a Yes (Y) or No (N) answer.
If the answer is NO, perform the action
following the NO. If the answer i s
YES,
proceed to the next step.
When several items are listed, perform them in
the order listed.
Proceed through the steps only until the
problem i s solved. There i s no need to
continue with the
RAP
after the problem i s
corrected.
Repair
/
Adjustment Procedures
The repair procedures provide detailed steps
on how to remove and replace components.
The adjustment procedures provide detailed
steps on how to check and adjust components.
Some copiers have -been modified by various
design changes. Each change or modification
is
labeled with a TaglMOD (modification)
number. The TaglMOD numbers are identified
in the Change TagIMOD Index in Section 6 of
this Service Manual.
When a modification affects how
a
particular
procedure is performed, the procedure or
steps are identified with either a W1 TaglMOD
or
a
WIO TaglMOD statement. Each
procedure or step that is affected
by
a
modification is identified with the statement,
Wl TaglMOD followed by the modification
number. The WI in the statement indicates
that this step must be performed on copiers
that are assembled y & that specific
modification.
When the procedure or steps are not affected
by
a particular modification, they are
identified with the statement, WIO TaglMOD
followed by the modification number. The
WIO
in the statement indicates that this step
must be performed on copiers that are
assembled without that specific modification.
(continued)
lo/%?
Introduction
viii 3050