Dirty Background - Ricoh B051 Service Manual

Tech Service Bulletin No. B051/B052 – 014

DIRTY BACKGROUND

Replace the OPC belt cleaning unit
CÓPIA NÃO CONTROLADA
Print out test pattern (SP5-955, No.8) for each color.
Does dirty
background appear?
Y
Does the image problem
occur on all colors?
Y
Perform forced OPC lubrication (SP2-940).
N
Does the image problem still
occur?
Y
Replace the PCU
CÓPIA NÃO CONTROLADA
N
Clean the scanner unit exposure glass.
N
Turn the development roller showing
background in the reverse direction (2 times).
Does the image problem still
occur?
Y
Clean the development roller with a dry cloth
Does the image problem still
occur?
Y
Replace the development unit showing
background.
N
END
N
END
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