8-14 Confidential
8.4.7 Operation 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) Press the [1] and [2] keys in this order in the initial stage of the maintenance mode.
The LCD shows.
(2) Press the [Start] key. Each time you press the [Start] key, the LCD cycles through the
displays shown at right. The Status lamp also changes from orange, red, to green each
time you press the [Start] key.
(3) Press the [Stop/Exit] key in any process of the above display cycle. The machine beeps
for one second and returns to the initial stage of the maintenance mode.
Fig. 8-6
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Backlight o
Backlight of
Backlight of