Panametrics CTF878, Service Manual

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Model CTF878 Service Manual 5
Chapter 1.
1.1.6.1 Testing the Screen
To test the proper functioning of the CTF878 screen, scroll to the Test Screen option in the Test Menu and press
[ENTER] . The screen then shows the message, “Press Any Key To Continue.” Once you press a key, a screen with a
checkerboard pattern appears, as in Figure 6 below.
Figure 6: A Functioning Test Screen
Pressing a key two more times should result in two more checkerboard patterns, followed by a series of dark and light
screens. Pressing the key through this sequence should return the CTF878 to Operate Mode. If the test does not
proceed according to this sequence, please consult the factory.
Press Any Key to Continue