Troubleshooting Procedures; Precautions Prior To Repair; Items To Be Checked Prior To Taking Action On Abnormal Images; Precautions When Taking Action On Abnormal Images - Oki C3530nMFP Maintenance Manual

7.

TROUBLESHOOTING PROCEDURES

7.1 Precautions prior to repair

(1) Confirm the basic check items indicated in the User's Manual.
(2) Through hearing from the user, obtain information, as far in detail as possible, on the situ-
ation
(3) Inspect the printer in a condition close to the actual situation in which the fault occurred.

7.2 Items to be checked prior to taking action on abnormal images

(1) Check to see if the printer is operated in an adequate environment.
(2) Check to see if the consumables (toner, drum cartridges) are replaced properly.
(3) Check to see if the right paper is used. See the paper specifications.
(4) Check to see if the drum cartridges are installed properly.

7.3 Precautions when taking action on abnormal images

(1) Do not bring your hand or any object in contact with the surface of the OPC drum.
(2) Do not expose the OPC drum to direct sun.
(3) Do not touch the fuser unit, which can be very hot.
(4) Do not expose the image drums to light for over five minutes at the room temperature.

7.4 Preparations for troubleshooting

(1) Display of LCD
The breakdown situation of this machine is display in LCD.
Do an appropriate trouble repair based on information displayed in LCD.

7.5 Troubleshooting method

If a trouble occurs in the printer, search for it by the following procedure:
Problem generated
Problem is displayed
in LCD.
Abnormal image
(or problems that are
not displayed in the
LCD)
43605601TH Rev. 1
concerning the fault.
Repair using the "LCD
message list" (see 7.5.1).
Oki Data CONFIDENTIAL
Repair in detail using
troubleshooting flow
(see 7.5.2).
Repair in detail using
troubleshooting flow
(see 7.5.3).
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