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Quick Reference Programming information
Hardware Failure Codes
Faii
DAC range error
Fail
011
bad checksum, low byte of ROM
Fail
012
bad checksum, high byte of ROM
Fall
013
machine data bus line stuck low
Fail
014
keyboard shift register test failed
Faii
021
signal too big during calibration
Fail
022
signal too small during calibration
Fail
023
DC offset too positive during cal
Fail
024
DC offset too negative during cal
Faii
025
unstable/noisy calibration
Fail
026
calibration factor out of range: AC gain offset
Faii
027
calibration factor out of range: AC gain slope
Fail
028
calibration factor out of range: DC offset
Fail
029
calibration factor out of range: DC slope
Faii
030
external ref unlocked
Fail
031
oscillator unlocked, VCO voltage too low
Faii
032
oscillator unlocked, VCO voltage too high
Fail
033
HP-IB isolation circuits failed self test
Faii
034
HP-IB 1C tailed self test
Fail
035
RS232 test failed loop-back test
Fall
036
memory lost (battery dead)
Fail
037
unexpected interrupt
Faii
038
sweep-limit-flag signal failed self test
Fail
039
Fractiona!-N !C failed seff test
Fail
040
Modulation Source failed self test
Fail
function-integrity-flag flip-flop always set
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