Fuji Xerox DocuPrint CM305 df Service Manual page 187

FIP-1.89 092-410 / 092-910: CTD (ADC) Sensor Dustiness Warning / IOT CTD (ADC)
Sensor Dustiness
Step
Possible causative parts:
HARNESS ASSY L SIDE MG AIO (PL3.1.18)
TRANSFER ASSY (PL6.1.7)
PWBA MCU (PL8.3.6)
Turn OFF the power, and gently wipe the CTD (ADC)
Sensor window with a clean dry cloth or cotton swab.
1 After wiping the window, close the COVER ASSY FRONT.
Does the error still occur when the power is turned OFF and
ON?
Checking the connectors for connection.
Check the connectors between the PWBA MCU and CTD
(ADC) Sensor.
Are P/J28 and P/J281connected correctly?
2
Does the error still occur when the power is turned OFF and
3
ON?
Checking the HARNESS ASSY L SIDE MG AIO for
continuity.
4 Disconnect J28 from the PWBA MCU.
Disconnect J281 from the TRANSFER ASSY.
Is each cable of J28 <=> J281 continuous?
Checking the surface of the belt on the TRANSFER ASSY.
5
Is the belt dirty?
Does the error still occur when the power is turned OFF and
6
ON?
Checking after replacing the TRANSFER ASSY.
Replace the KIT TRANSFER ASSY. (Refer to REP6.3.)
7
Does the error still occur when the power is turned OFF and
ON?
Check
2 - 153
Chapter 2 Troubleshooting
Remedy
Yes
Go to step 2. End of work.
Reconnect the
connector(s) P/
Go to step 4. J28 and/or P/J281
correctly, then go
to step 3.
Go to step 4. End of work.
Replace the
Go to step 5. HARNESS ASSY
L SIDE MG AIO.
Clean the belt with
a clean dry cloth, Go to step 7.
then go to step 6.
Go to step 7. End of work.
Replace the KIT
PWBA MCU.
End of work.
(Refer to
REP8.10.)
No