Simple Troubleshooting; Main Unit - Konica Minolta bizhub c450 Copy Operations

Troubleshooting
5.7

Simple Troubleshooting

Main Unit

Symptom
The machine does not
start up when the main
power switch is turned
on.
The machine does not
start copying.
The printed output is too
light.
The printed output is too
dark.
The printed output is
blurry.
C450
Possible Cause
Is no power supplied from the
electrical outlet?
Has the auxiliary power but-
ton been turned on?
Is the right-side door of the
machine open?
Is there no paper that match-
es the document?
Is the copy density set too
light?
Is the paper damp?
Is the copy density set too
dark?
Was the document not
pressed close enough
against the original glass?
Is the paper damp?
Was the document not
pressed close enough
against the original glass?
Remedy
Correctly insert the power supply
plug into the electrical outlet.
Turn on the auxiliary power button.
Securely close the right-side door of
the machine.
Load paper of the appropriate size
into the paper drawer.
Touch [Dark] in the Density screen
to copy at the desired copy density.
(See p. 3-62.)
Replace the paper with new paper.
(See p. 2-46, p. 2-51, p. 2-54 and
p. 2-57.)
Touch [Light] in the Density screen
to copy at the desired copy density.
(See p. 3-62.)
Position the document so that it is
pressed closely against the original
glass. (See p. 3-10.)
Replace the paper with new paper.
(See p. 2-46, p. 2-51, p. 2-54 and
p. 2-57.)
Position the document so that it is
pressed closely against the original
glass. (See p. 3-10.)
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