Testing The Screen - GE PM880 User Manual

8.3 Testing the Screen

If the menu is not active, press
1.
Use the arrow keys to scroll to Service and press
2.
Use the arrow keys to scroll to Test and press
3.
Use the arrow keys to scroll to Test Screen and press
4.
screen with a checkerboard pattern appears as shown in Figure 63.
Press any key. The screen should redraw with the same checkerboard
5.
pattern. Make sure the screen redraws properly.
Keep pressing keys to change the screen. The PM880 will sequence
6.
through a number of dark and light screens before returning to taking
measurements. Make sure the screen keeps redrawing properly. If it
does not, please consult the factory.
Model PM880 Portable Hygrometer User's Manual
Figure 63: Functioning Test Screen
Chapter 8. Maintenance and Troubleshooting
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[MENU]
[ENTER]
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[ENTER]
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[ENTER]
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