Teledyne API T703/T703U Calibrator Operation Manual Communications
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5.1.5. COM PORT TESTING
The serial ports can be tested for correct connection and output in the COM menu. This
test sends a string of 256 ‘w’ characters to the selected COM port. While the test is
running, the red LED on the rear panel of the calibrator should flicker.
To initiate the test press the following key sequence.
07223C DCN6572