ELECTRICAL COMPONENT DEFECTS
B089/B093 7-22 SM
Component
(Symbol)
CN Condition Symptom
Open
The Paper Jam indicator will light
whenever a copy is made.
Registration
321-6
(SBCU)
Shorted
The Paper Jam indicator lights even if
there is no paper.
Open SC501 will be displayed.
1st Paper Lift
305-7
(SBCU)
Shorted Paper jam will occur during copying.
Open SC502 will be displayed.
2nd Paper Lift
305-10
(SBCU)
Shorted Paper jam will occur during copying.
Open
1st Paper Height
– 1
307-B2
(SBCU)
Shorted
The CPU cannot determine the paper
near-end condition properly.
Open
1st Paper Height
– 2
307-B5
(SBCU)
Shorted
The CPU cannot determine the paper
near-end condition properly.
Open
2nd Paper
Height – 1
307-B9
(SBCU)
Shorted
The CPU cannot determine the paper
near-end condition properly.
Open
2nd Paper
Height – 2
307-B12
(SBCU)
Shorted
The CPU cannot determine the paper
near-end condition properly.
NOTE: An SC condition occurs only when a new PCU is being installed in the
machine. During copying, if the ID sensor fails, the image density will be
changed.
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