Maintenance Mode
M085/M086 5-42 SM
Operational Check of Fans (Function code 78)
<Function>
This function is to check whether each of fans is operating correctly or not. The following fans
are checked.
LCD Parts Name Description
F1
Fan motor 60 Evacuate hot air of inside of the
machine.
<Operating Procedure>
1. <M085>
Press in order the 7 and 8 buttons in the initial stage of the maintenance mode. The
indication will appear on the LCD as shown in the figure below.
<M086/M104>
Press the
or button. "MAINTENANCE 78" appears on the LCD, and then press the
OK button.
2. Press the Start button so that the LCD indication is changed in the order shown in the figure
above. The fan operation is also changed as indicated on the LCD.
3. Press the Stop/Exit button so that the machine stops checking the fans, beeps for one
second and returns to the initial stage of the maintenance mode.
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