Chapter 3 Image Quality Troubleshooting
3.2 Image Quality Troubleshooting
3-6
21
Check the installation of the Drum Cartridge.
Is the Drum Cartridge installed properly, with no foreign sub-
stances at the contact point between the ATC Sensor in the
Drum Cartridge and the CONNECTOR ASSY XERO?
Go to Step 22.
Reinstall the
Drum Cartridge,
then go to step
22.
22
Check the ATC Sensor part of the Drum Cartridge.
Is the connection terminal of the ATC Sensor part in the Drum
Cartridge damaged?
Replace the
Drum Cartridge,
then go to step
23.
Go to Step 23.
23
Check the CONNECTOR ASSY XERO.
Is the connection terminal of the CONNECTOR ASSY XERO
damaged?
Replace the
CONNECTOR
ASSY XERO
(REP 5.4), then
go to step 24.
Go to Step 24.
24 Is the image printed correctly? End of work. Go to step 25.
25
Checking after resetting the PWBA MCU.
Reseat the PWBA MCU.
Is the image printed correctly?
End of work. Go to step 26.
26
Checking after resetting the PWBA ESS.
Reseat the PWBA ESS.
Is the image printed correctly?
End of work. Go to step 27.
27
Checking after resetting the Transfer Unit.
Reseat the Transfer Unit.
Is the image printed correctly?
End of work. Go to step 28.
28
Checking after replacing the Transfer Unit.
Replace the Transfer Unit.
Is the image printed correctly?
End of work. Go to step 29.
29
Checking after replacing the Drum Cartridge.
Replace the Drum Cartridge.
Is the image printed correctly?
End of work. Go to step 30.
30
Checking after resetting the HVPS.
Reseat the HVPS.
Is the image printed correctly?
End of work. Go to step 31.
31
Checking after replacing the ROS ASSY.
Replace the ROS ASSY. (REP 2.1)
Is the image printed correctly?
End of work.
Replace the
HVPS. (REP
18.3)
Step Check and Action Yes No