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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
■
Touch panel model
<Operating Procedure>
(1) When the machine is on standby, hold down the [Home] key for approx. 5 seconds. The
following screen will be displayed on the LCD.
(2) Hold down the blank area at the bottom of the LCD for approx. 2 sec. The following screen will
be displayed on the LCD.
Summary of Contents for DCP-J552DW
Page 120: ...3 3 Confidential 2 PACKING 3_002 ...
Page 127: ...3 10 Confidential 2 CIS flat cable 3_011 CIS flat cable Cable guide Cable guide Flat core ...
Page 220: ...4 10 Confidential ADF Copy Chart C A B D ...
Page 244: ...5 12 Confidential Scanning Compensation Data List ...
Page 246: ...5 14 Confidential Test Pattern ...
Page 254: ...5 22 Confidential MFC J450DW J470DW J475DW MFC J650DW J870DW J875DW ...
Page 270: ...5 38 Confidential pfadj1 Pattern ...
Page 271: ...5 39 Confidential pfadj2 Pattern ...
Page 272: ...5 40 Confidential pfadj3 Pattern ...
Page 278: ...5 46 Confidential Vertical Lines Check Pattern ...
Page 279: ...5 47 Confidential Ruled Lines Check Pattern ...
Page 283: ...5 51 Confidential Margin Check Pattern ...
Page 284: ...5 52 Confidential Margin Check Pattern ...
Page 314: ...6 3 Confidential Power supply PCB 100 V series ...
Page 315: ...6 4 Confidential Power supply PCB 200 V series ...
Page 329: ...App 3 8 Confidential When the following screen appears click Close to close the screen ...