Quantum Data 881 User Manual page 567

*TST
Class
Definition:
Query syntax
Returns
882 Video Test Instrument User Guide (Rev A.35)
self TeST
GPIB port control
Causes the 882 to perform a self-test and report the results in a response message. If the
self-test fails, an ASCII "1" is placed in the output buffer; otherwise, an ASCII "0" is placed
in the output buffer.
*TST?
result<NL>
Where result is in integer NR1 form.
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