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4.3 Errors not Shown on the Display
4.3.1 General errors
• The unit does not power on.
(1) Check the power cord connection.
(2) Check the connection between the SPCNT board (JPSU1) and power supply unit.
(3) Check the power supply unit's fuse (F1).
(4) Replace the power supply unit.
• The display looks abnormal.
Nothing is displayed.
(1) Check the connection between the Operation panel unit and SPCNT board (JPANEL1).
(2) Replace the Operation panel unit.
(3) Replace the SPCNT board.
Part of the LCD panel does not display anything.
(1) Check the connection between the Operation panel unit and SPCNT board (JPANEL1).
(2) Replace the Operation panel unit.
(3) Replace the SPCNT board.
• The buttons do not work.
(1) If the test mode can be used, check for faulty buttons.
(2) Check the connection between the Operation panel unit and SPCNT board (JPANEL1).
(3) Replace the Operation panel unit.
(4) Replace the SPCNT board.
Download Free Service Manual And Resetter Printer at http://printer1.blogspot.com
SmartBase MPC200/imageCLASS MPC200
Chapter 4: Maintenance & Service
4-17
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