Service manual

Maintenance Mode
M085/M086 5-16 SM
Operational Check of LCD (Function code 12)
<Function>
This function allows you to check whether the LCD on the control panel works normally.
<Operating Procedure>
1. <M085>
Press in order the 1 and 2 buttons in the initial stage of the maintenance mode.
<M086/M104>
Press the
or button. "MAINTENANCE 12" appears on the LCD, and then press the
OK button.
The LCD shows.
2. Press the Start button. Each time you press the Start button, the LCD cycles through the
displays shown below.
3. Press the Stop/Exit button in any process of the above display cycle. The machine beeps
for one second and returns to the initial stage of the maintenance mode.
 [A]: Start button