Image Failure; Image Failure Troubleshooting; Initial Checks - Minolta Di152 Service Manual

5.

IMAGE FAILURE

5-1.

Image Failure Troubleshooting

• In this chapter, troubleshooting is divided into "initial checks" and "troubleshooting proce-
dures classified by image failures."
• If any image failure has occurred, first make the initial checks, then proceed to the corre-
sponding image failure troubleshooting procedure.
5-2.

Initial Checks

• Determine if the failure is attributable to a basic cause or causes.
Section Step
Installation 1 The installation site complies
site with the requirements speci-
fied in "PRECAUTIONS FOR
INSTALLATION" contained in
GENERAL.
Paper 2 Paper meets product specifi-
cations.
3 Paper is damp.
Original 4 Original is placed correctly.
5 Original is written in light pen-
cil.
6 Original is transparent (OHP
transparencies, etc.).
7 Original Glass is dirty.
8 Original Glass is scratchy.
PM parts 9 The PM parts relating to
image formation have reached
the end of cleaning/replace-
ment cycles.
Check Result
YES • Change paper for one that is
YES • Change original.
YES • Change original.
YES • Clean Original Glass.
YES • Change Original Glass.
YES • Clean PM parts.
T-42
Action
NO • Change the installation site.
NO • Change paper for one that
meets specifications.
• Instruct user to use paper
that meets specifications and
is recommended.
dry.
Then, instruct user to use
paper that meets specifica-
tions and in how to store
paper.
NO • Reposition original.
• Instruct user in how to place
original correctly.
• Instruct user to use original
with appropriate image den-
sity.
• Instruct user to use originals
that meet specifications.
• Change PM parts.