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5-1
Confidential
CHAPTER 5 SERVICE FUNCTIONS
1
MAINTENANCE MODE
The maintenance mode is exclusively designed for the purpose of checks, settings and
adjustments of the machine and can be triggered by the keys on the control panel.
In the maintenance mode, you can perform operational checks of sensors, perform a
print test, display the log information or error codes, and configure worker switches
(WSW).
1.1
Entry to the Maintenance Mode
1.1.1 How to Enter the Maintenance Mode Exclusive to Service Personnel
< Operating Procedure >
(1) When the machine is on standby, hold down the
Home
key for approx. 5 seconds
to display the following screen on the LCD.
(2) Hold down the blank area at the bottom of the LCD for approx. 2 seconds to
display the following screen.
Summary of Contents for MFC-J6920DW
Page 123: ...3 3 Confidential 2 PACKING ...
Page 146: ...3 26 Confidential 3 Set the protective part Protective part ...
Page 308: ...5 37 Confidential pfadj2 Pattern ...
Page 315: ...5 44 Confidential Margin Check Pattern ...
Page 362: ...App 3 8 Confidential When the following screen appears click Close to close the screen ...