HP 83751A Programming Manual page 253

413 -330, "Self-test failed;ROM Checksum Error (HIGH BYTE) (413)"
Indicates that after the instrument is up and running, a series
of power on self-tests have been run and error correction code
checking has found that FLASH ROM has a high byte error.
414 -330, "Self-test failed;Boot-ROM Checksum Error (LOW BYTE)
(414)"
Indicates that after the instrument is up and running, a series
of power on self-tests have been run and error correction code
checking has found that Boot-ROM has a low byte error.
415 -330, "Self-test failed;Boot-ROM Checksum Error (HIGH BYTE)
(415)"
Indicates that after the instrument is up and running, a series of
power on self-tests have been run and error correction haming
code checking has found that Boot-ROM has a high byte error.
-330, "Self-test failed;RAM-backup battery is LOW (416)"
416
Indicates SRAM-backup battery is LOW,
417
Indicates RAM Addressing Error during Power Up.
418
(418)"
Indicates that after the instrument is up and running, a series of
power on self-tests have been run and RAM Test is found to have
low byte error.
419 -330, "Self-test failed;Power Up RAM Test Error (HIGH BYTE)
Indicates that after the instrument is up and running, a series of
power on self-tests have been run and RAM Test is found to have
high byte error.
Error Messages
4-31