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19.4.5 Testing the brightness of LED [Light Test]
Test the brightness of the LED of the operation unit.
1
Click on the [Menu] button on the left Tool Bar.
The menu is displayed.
2
Click on the [Maintenance] - [Selftest] - [Light Test] button on the menu.
3
Click on the [Light Test Start] button.
A LED brightness test starts. All the available brightness levels can be tested by increasing the
level from 0.
Section 19 Maintenance & Inspection
19-24
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