HP 53181A Programming Manual page 280

Commands Reference
*TST?
(Self-Test Query)
*TST?
(Self-Test Query)
This query causes an internal self-test and the response indicates whether any errors
were detected.
Error -330 is generated when the self-test fails.
• Numeric data transferred as ACSII bytes in <NR1> format.
Query Response
• A response value of zero indicates the self-test has completed without errors
detected, while a non-zero value indicates the self-test was not completed or
was completed with errors detected.
Comments The following are tested:
4-122
CPU,
ROM,
RAM,
EEPROM,
QSPI,
FPGA,
Front End,
Measurement hardware, and
Interpolator hardware.