Fuji Xerox DocuPrint CM305 df Service Manual page 234

Step
Checking the laser beam windows of the ROS ASSY.
Are the laser beam windows on the ROS ASSY clean?
13
Checking the laser beam path.
Are there any foreign substances between the ROS ASSY
and PHD ASSY?
14
Does the Toner Dispenser Motor function normally?
Checked by [Digital Output] - [Yellow Toner Motor,Magenta
15
Toner Motor,Cyan Toner Motor,Black Toner Motor] in [IOT
Diag] of diagnosis.
16 Is the image printed correctly?
Checking after resetting the PWBA MCU.
17 Reseat the PWBA MCU.
Is the image printed correctly?
Checking after resetting the PWBA ESS AIO.
18 Reseat the PWBA ESS AIO.
Is the image printed correctly?
Checking after resetting the TRANSFER ASSY.
19 Reseat the TRANSFER ASSY.
Is the image printed correctly?
Checking after replacing the TRANSFER ASSY.
20 Replace the KIT TRANSFER ASSY. (Refer to REP6.3.)
Is the image printed correctly?
Checking after replacing the PHD ASSY.
21 Replace the PHD ASSY. (Refer to REP4.6.)
Is the image printed correctly?
Checking after resetting the PWBA HVPS.
22 Reseat the PWBA HVPS.
Is the image printed correctly?
Checking after replacing the DISPENSER ASSY.
23 Replace the DISPENSER ASSY. (Refer to REP5.1.)
Is the image printed correctly?
Checking after replacing the KIT ROS.
24 Replace the KIT ROS. (Refer to REP4.1.)
Is the image printed correctly?
Check
3 - 12
Chapter 3 Image Quality Troubleshooting
Remedy
Yes
Go to step 14.
Remove the
foreign
substances.
Go to step 17.
End of work.
End of work.
End of work.
End of work.
End of work.
End of work.
End of work.
End of work.
End of work.
No
Clean the
window(s) with
soft cloth or cotton
swab gently.
Go to step 15.
Replace the
DISPENSER
ASSY. (Refer to
REP5.1.), then go
to step 16.
Go to step 17.
Go to step 18.
Go to step 19.
Go to step 20.
Go to step 21.
Go to step 22.
Go to step 23.
Go to step 24.
Replace the
PWBA HVPS.
(Refer to REP4.5.)