Dataman 48XP - Manual (Page 47)

47
Dataman recommends that the user runs the self-test feature of
the Dataman-48XP prior to each day’s operation. The self-test
routine including testing the parallel port, LED display, Pin
driver, TTL driver, relay, D/A converter’s voltage drop and
other parameters, the following is an example test results
screen.
Any unexpected states are displayed with a purple color and
any error messages are reported at the end of the self-test, if an
error is highlighted you will need to return your
DATAMAN-48XP programmer to your distributor for repair.