Contrex M-Traverse Manuel d'utilisateur télécharger pdf (Page 132)

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EPROM Test #3 - ------To Test Programmable Read Only Memory

To enter this test, press the “Status” key to increment (or the “Tach” key

to decrement) until the number “3” is visible on the right side of the

upper LED display.

Press “Enter” to start the test.

If EPROM is good, then “PP” is visible in the lower LED display.

If EPROM fails, an “EE” is visible in the lower LED display.

Press “Clear ” to remove the “PP” and continue to the next test.

Press “Code Select” only if you want to exit diagnostics.

Display Test #4- To Test Upper and Lower LED Display Panel Segments

To enter this test, press the “Status” key to increment (or the “Tach” key

to decrement) until the number “4” is visible on the right side of the

upper LED display.

Press “Enter” to start the test.

NOTE: The M–Traverse will quickly run through all of the display variations.

Watch each of the display variations carefully for missing segments. For

example, a nine with missing segments could look like a seven. The M–

Traverse will display the following:

Upper LED Display Lower LED Display

0.0.0.0.0.0. 0.0.

1.1. 1.1.1.1. 1.1

2.2.2.2.2.2. 2.2.

3.3.3.3.3.3. 3.3.

4.4.4.4.4.4. 4.4.

5.5.5.5.5.5. 5.5.

6.6.6.6.6.6. 6.6.

7.7.7.7.7.7. 7.7.

8.8.8.8.8.8. 8.8.

9.9.9.9.9.9. 9.9.

–.–.–.–.–.–. –.–.

E.E.E.E.E.E. E.E.

H.H.H.H.H.H. H.H.

L.L.L.L.L.L. L.L.

P.P.P. P.P. P. P. P.

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Contrex M-Traverse Manuel d'utilisateur Page 132