Key Test - Toshiba B-EX Series Operation Manual

Character display test
Contrast test
End display

8.11.3 KEY TEST

The test is performed in the following order.
The display language is English regardless of the language selected for LCD Language parameter.
When an expected key is not pressed, the printer waits until that key is pressed.
If the key test does not proceed to the next test even after the expected key is pressed, the key may be
broken. In this case, turn off the printer.
FEED KEY PRESS TEST
RESTART KEY PRESS TEST
ONLINE LED turns on.
ERROR LED turns on.
Backlight turns on.
1-dot check pattern is displayed. The upper
left corner dot is white.
Press any key.
ONLINE LED turns on.
ERROR LED turns on.
Backlight turns on.
Character display
Press any key.
ONLINE LED turns on.
ERROR LED turns on.
Backlight turns on.
Displays with the minimum contrast.
Press any key.
ONLINE LED turns on.
ERROR LED turns on.
Backlight turns on.
Displays with the default contrast.
Press any key.
ONLINE LED turns on.
ERROR LED turns on.
Backlight turns on.
Displays with the maximum contrast.
Press any key.
ONLINE LED turns on.
ERROR LED turns off.
Backlight turns on.
Returns to the upper hierarchy display when
the [ENTER] or [CANCEL] key is pressed.
Press the [FEED] key.
Press the [RESTART] key.
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