CHAPTER 7 SERVICE MODE

The maintenance mode is exclusively designed for the purpose of checks, settings and adjustments using the buttons on the control panel or open/close of the front cover. You can perform operational checks of panel PCB, sensors, perform a print test, display the log information or error codes.

CONTENTS

1. ENTRY INTO THE MAINTENANCE MODE..................................................................

7-1

2. LIST OF MAINTENANCE-MODE FUNCTIONS ...........................................................

7-2

3. USER-ACCESS TO THE MAINTENANCE MODE .......................................................

7-3

4. DETAILED DESCRIPTION OF MAINTENANCE-MODE FUNCTIONS........................

7-4

4.1

EEPROM Parameter Initialization (Function code 01/91) .....................................

7-4

4.2

Printout of Scanning Compensation Data (Function code 05) ..............................

7-5

4.3

Placement of FB Unit in Position for Transportation (Function code 06)...............

7-8

4.4

ADF Performance Test (Function code 08) ...........................................................

7-8

4.5

Test Pattern 1 (Function code 09) .........................................................................

7-9

4.6

Firmware Switch Setting and Printout .................................................................

7-10

4.7

Operation Check of LCD (Function code 12) ......................................................

7-14

4.8

Operational Check of Control Panel PCB (Function code 13).............................

7-15

4.9

ROM Version Check (Function code 25) .............................................................

7-16

4.10

Sensor Operational Check (Function code 32) ...................................................

7-17

4.11

PC Print Function (Function code 43) .................................................................

7-19

4.12

Switching the USB Setting (Function code 45)....................................................

7-22

4.13

Pan-nordic Select Country (Function code 52)....................................................

7-23

4.14

Received Data Transfer Function (Function code 53) (only model with FAX) .....

7-24

4.15

Fine Adjustment of Scan Start/End Positions (Function code 54) .......................

7-26

4.16

Acquisition of White Level Data

 

 

and CCD Scanner Area Setting (Function code 55)............................................

7-28

4.17

Paper Feeding and Ejecting Test (Function code 67)..........................................

7-29

4.18

EEPROM Customizing (Function code 74) .........................................................

7-29

4.19

Operational Check of Fans (Function code 78)...................................................

7-31

4.20

Display of the Machine’s Log Information (Function code 80).............................

7-32

4.21

Error Code Indication (Function code 82)............................................................

7-34

4.22

Output of Transmission Log to the Telephone Line (Function code 87) ..............

7-34

4.23

Counter Reset After Replacing the Fuser Unit,

 

 

Laser Unit and Paper Feed Kit (Function code 88) .............................................

7-35

4.24

Maintenance Mode Finish (Function code 99) ....................................................

7-35

5. OTHER SERVICE FUNCTIONS .................................................................................

7-36

5.1

Resetting the Periodical Replacement Parts Life ................................................

7-36

5.2

Develop Roller / Developing Bias Voltage Counter Reset Function ....................

7-38

5.3

Drum condensation countermeasure mode ........................................................

7-39

Confidential