Oki MC361 Manuale utente

MC361 / MC561 / CX2731MFP

Service & Troubleshooting Guide

Disclaimer

Every effort has been made to ensure that the information in this document is complete, accurate, and up to date. The

manufacturer assumes no responsibility for the results of errors beyond its control. While all reasonable efforts have been made

to make this document accurate and helpful as possible, we make no warranty of any kind, expressed or implied, as to the

accuracy or completeness of the information contained herein. For the most up-to-date service information available, visit our

website, www.okidata.com © Okidata Americas, Inc. 2012

Chapter 1 Maintenance Procedures – Printer / ADF / Scanner

1.1 Exterior Cleaning

1.2 Cleaning the LED lens array

1.3 Cleaning the Paper Feed Rollers

1.4 Cleaning the Paper Feed Rollers for MP Tray

1.5 Cleaning inside the Printer

1.6 Cleaning Rollers in the ADF

1.7 Cleaning the Document Glass

Chapter 2 Service Menus and Adjustments

2.1 How to Enter the Service Menu

2.2 Service Maintenance Menu - Overview

2.3 System Maintenance

2.4 Panel Maintenance

2.5 Copy Maintenance

2.6 Scanner Maintenance

2.7 Fax Maintenance

2.8 Engine Diagnostic Mode (Self-Diagnostic)

2.8.1 Switch Scan Test

2.8.2 Motor & Clutch Test

2.8.3 Test Print

2.8.4 Color Registration Adjustment Test

2.8.5 Density Adjustment Test

2.8.6 Consumable Counter Display

2.8.7 Print counter display

2.8.8 Factory/Shipping Mode Setting

2.8.9 Self-diagnostic function setup

2.8.10 LED Head Serial Number Display

2.8.11 Fuse Checking

2.9 Switch pressing function when power supply is

turned on

Chapter 3 Troubleshooting Print Quality

3.1 Print Quality Problems Overview

3.2 Using New Consumable Units for Testing Purposes

3.3 Things to observe when analyzing Test Pages

3.4 Print-Quality Troubleshooting

Chapter 4 Troubleshooting Paper Feeding

4.1 Troubleshooting Paper Feed

4.1.1 Paper Feed Sensor Details

4.1.2 Jam Removal Procedure

Chapter 5 Troubleshooting Error Codes

Chapter 1 Maintenance Procedures – Printer

1.1 Exterior Cleaning

Clean inside and outside of the printer with a clean dry cleaning cloth and small vacuum cleaner

as required.

Note! Be careful not to touch the image drum terminals, the LED lens array and the LED head

connectors.

Turn OFF the power of the MFP.

Turn off the power switch on the printer.

Clean the surface of MFP.

Note! Do not use any liquid other than water and neutral

detergent. The MFP requires no lubrication.

1.2 Cleaning the LED lens array

Lift the scanner.

Press the top cover open button and lift in the direction indicated.

Caution! Failure to proceed with caution may result in burn injury. The fuser unit

gets very hot. Do not touch the surface of the fuser unit.

Wipe the lens surface (at the four positions)

of the LED head with soft tissue paper

gently and lightly.

1.3 Cleaning the Paper Feed Rollers

Note! In order not to cause damage to the surface of the roller, please use soft

cloths to clean it.

Pull out the tray.

Wipe the paper feed rollers inside the machine with a soft cloth lightly moistened

with water.

Wipe the paper feed roller on the paper cassette.

ray 1

1.4 Cleaning the Paper Feed Rollers for MP Tray

Open the MP tray.

While pressing the tab of the paper feed roller cover to the right, open the cover.

Wipe the paper feed roller with a soft cloth lightly moistened with water.

Close the cover of the paper feed roller.

Close the MP tray.

1.5 Cleaning inside the Printer

Note! Don’t touch image drum terminals, LED lens array and LED head connector.

Do not use benzin, thinner and alcohol.

Turn OFF the power of the MFP.

Lift the scanner. Then Press the top cover button and open the top cover.

Remove the image drum unit from the MFP.

Cover the removed image drum cartridge with a black paper.

Note! Use caution when handling the image drums. Be very careful not to expose

the image drum to direct sun light or intense light. Do not leave it out under normal

illumination even indoors for 5 minutes or longer.

Remove the fuser unit from the MFP.

Caution! Failure to proceed with caution may result in burn injury. The fuser

unit gets very hot. Do not touch the surface of the fuser unit.

Release two fuser unit lock levers (blue) in the direction shown by the arrows.

Hold the handle of the fuser unit and remove it.

Remove the transfer belt from the MFP.

Release two lock levers (blue) and remove the transfer belt unit from the MFP.

Thoroughly clean the interior of the printer and re-install the transfer belt, fuser,

and drum units. Inspect all units before re-installation.

1.6 Cleaning Rollers in the ADF

Clean the paper path of the ADF once every month or more in

order to maintain high print quality and to transport the

documents smoothly.

Turn off the power to the MFP.

Open the ADF cover by lifting in the direction of the arrow.

Wipe the document feeding rollers with a soft cloth lightly moistened with water.

Wipe the whole surface of the roller and rubber pad while turning it with your hand.

Note! Clean the entire surface of the rollers by rotating the roller by hand. Some

types of rollers can rotate in one direction only. If the rollers get too dirty, wipe

them with a soft cloth lightly moistened with neutral detergent, and then wipe it

again with a soft cloth lightly moistened with water.

1.7 Cleaning the Document Glass

It is recommended to clean the document glass once a month to maintain image

quality of the printouts.

Open the document glass cover.

Wipe the document holding pad, document glass and ADF document glass

surface with a soft cloth lightly moistened with water.

Caution! Do not use benzine, thinners or alcohol as a cleaning agent. They may

damage the plastic parts of the MFP.

Note! Clean the surface of the document retaining pad, the platen Glass and the

scanning glass with a clean cloth wrung out using clean water or neutral detergent.

Chapter 2 Service Menus and Adjustments

The service function is to be used for the purposes of MFP maintenance by the experienced

maintenance/service engineer, and is not open to general users. The respective items of the service

function are contained in the service menu.

2.1 How to Enter the Service Menu

Enter the service menu by the following operation.

Special Operation of the Hardware Keys

The operation procedure to display the password entry screen of the service menu is described as

follows.

1. When the equipment is in standby mode, access the password entry screen by pressing

[Setting] # 0 1 0 3 *

Enter the password that is required to enter the service menu “000000” (Six zeros).

Caution! The Password can be changed by the “Change Password” menu of the “System

Maintenance” menu. It is highly recommended that you DO NOT change this password. In the event

that the changed password is lost, the main control board would need replacement. This is not a covered

expense under any machine warranty and you will incur the cost of the replacement components.

Operation required to exit the Service Mode Screen

In order to complete operations of the service menu, press the Back button until prompted. Highlight

your selection using the arrow keypad and press OK.

Note! If any setting change requires reboot of the MFP and the [BACK] button is pressed, the MFP

will enter the normal operating condition after the MFP reboots.

2.2 Service Maintenance Menu – Overview

System Maintenance Screen System Maintenance Screen Panel Maintenance Screen

Copy Maintenance Screen Scanner Maintenance Screen Fax Maintenance Screen

Print Maintenance Screen

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