CONTREX M-Traverse - Manual (Page 137)

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Serial Input Test #10- To Test the Serial Input
To enter this test, press the “Status” key to increment (or the “Tach” key
to decrement) until the number 10” is visible on the right side of the
upper LED display.
Jumper J1 Pin 4 to J1 Pin 2
Jumper J1 Pin 5 to J1 Pin 3
Press “Enter” to start the test.
If the Serial Input is good, then “PP” is visible in the lower LED display.
If the Serial Input fails, one or all of the following will display briefly in
the lower LED display:
Failure Lower LED Display
300 baud failure 03
2400 baud failure 24
9600 baud failure 96
If any failures have occurred, an “EE” will display briefly in the lower
LED display when the test has been completed.
The M–Traverse automatically exits the test.
Press “Code Select” only if you want to exit diagnostics.