DMTA-10043-01EN, Rev. C, July 2016
Maintenance and Troubleshooting
73
If PR TX displays N/A, then either the cable is broken or there is a problem with the
transducer.
11.8 Gage Performance Tests
The 27MG Ultrasonic Thickness Gage TESTS screen includes two test functions of
gage performance (see Figure 11-1 on page 73):
• KEYPAD ‑ Tests keypad keys.
• VIDEO ‑ Tests to assure that pixel locations are functional.
Figure 11‑1 Tests screen
11.8.1 KEYPAD TEST
The Keypad Test function tests the keypad to assure that the keys are functional.
Selecting KEYPAD TEST displays a virtual image of the keypad (see Figure 11-2 on
page 74). To test each key, press the key on the keypad. The image of the key will be
highlighted. Where mismatches occur, keys are not functional.
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