Unit installation

AR-C330 SELF DIAG MESSAGE AND TROUBLESHOOTING 10 - 31
F2 55 Case 2 Trouble
position/
cause
Bad connection of the
signal line between PCU
MAIN PWB / Process
control PWB / Drum
marking sensor
Remedy (Check) Check connection
of the signal line between
PCU MAIN PWB / Process
control PWB / Drum
marking sensor.
(Repair) Repair or
replacement of the cable
and the connector between
the PCU MAIN PWB /
Process control PWB /
Drum marking sensor. /
Power Source-ON
(After-work)
Case 3 Trouble
position/
cause
PCU MAIN PWB trouble
Remedy (Check)
(Repair) Replace the PCU
MAIN PWB. / Power
Source-ON
(After-work) Re-enter setup
values and adjustment
values. (Install the
EEPROM of the defective
PCU MAIN PWB to a new
PCU MAIN PWB.)
Case 4 Trouble
position/
cause
OPC drum surface dirt,
scratch / A different type of
OPC drum is installed.
Remedy (Check) Check dirt and
scratches on the OPC drum
surface, and the type of
OPC drum.
(Repair) Clean the OPC
drum surface. / Replace the
OPC drum. / Power Source-
ON
(After-work) Refer to the
requirement item 2 of
maintenance servicing and
consumable parts
replacement.
Main
code
Sub
code
Title
Drum marking sensor gain
adjustment error (CYAN)
Main
code
Sub
code
Title
Drum marking sensor gain
adjustment error (MAGENTA)
F2 56 Phenomena Display Lamp
Message
Detail In the image density
correction, the drum surface
area is read by the drum
marking sensor and the
sensor gain is adjusted so
that the output becomes a
fixed value. However, the
output of the specified
range cannot be obtained
even though the sensor
gain is changed.
Section Image process (OPC drum)
Operation
mode
Image density correction
Note Print is disabled in USA. For
the other destinations, print
is enabled. However, the
print density must be
forcibly decreased.
Case 1 Trouble
position/
cause
Drum marking sensor
trouble (dirt, output)
Remedy (Check) Drum marking
sensor output check
(SIM44-2)
(Repair) Clean or replace
the drum marking sensor. /
Power Source-ON
(After-work)
Case 2 Trouble
position/
cause
Bad connection of the
signal line between PCU
MAIN PWB / Process
control PWB / Drum
marking sensor
Remedy (Check) Check connection
of the signal line between
PCU MAIN PWB / Process
control PWB / Drum
marking sensor.
(Repair) Repair or
replacement of the cable
and the connector between
the PCU MAIN PWB /
Process control PWB /
Drum marking sensor. /
Power Source-ON
(After-work)
Case 3 Trouble
position/
cause
PCU MAIN PWB trouble
Remedy (Check)
(Repair) Replace the PCU
MAIN PWB. / Power
Source-ON
(After-work) Re-enter setup
values and adjustment
values. (Install the
EEPROM of the defective
PCU MAIN PWB to a new
PCU MAIN PWB.)