Agilent Technologies 89410A Service Manual page 68

Troubleshooting the Analyzer
To troubleshoot self-test lockup failures
Failing Self Test or Message
Displayed
Skipping time cal
(Time for an analyzer calibration.
This message can appear
anywhere in the test log.)
Full Sample RAM .
(This is probably not a sample RAM
failure. The sample RAM
information will state why the self
test aborted.)
Full Sample RAM
Digital filter
Digital Source
Digital Source
Digital Source
ADC
ADC
ADC information:
Channel number
Analog source
Input
Calibration
1-50
Status Probable Faulty
Assembly
This is not a failure
message.
ABORT Go to next self test
failing.
FAIL or locks analyzer A55/A56 Sample RAM
FAIL or locks analyzer A50 Digital Filter
Locks analyzer A30 Digital Source
A55/A56 Sample RAM
FAIL A30 Digital Source
ABORT A10 Analog Input
A21 A/D Converter
A30 Digital Source
A50 Digital Filter
ABORT A35 Analog Source
A21 A/D Converter
FAIL or locks analyzer A21 A/D Converter,
channel number
FAIL, ABORT, or locks A35 Analog Source
A10 Analog Input
analyzer
A21 A/D Converter
A30 Digital Source
FAIL, ABORT, or locks A10 Analog Input
analyzer A21 A/D Converter
Locks analyzer A35 Analog Source
A10 Analog Input
A21 A/D Converter
A30 Digital Source
Next Test or Step
Step 3
Input and ADC, page 1-71
Source and calibrator out,
page 1-62
If ADC self test locks 2
channel analyzer and
there is no failure
information, go to Two
channel analyzer,
page 1-75
Source and calibrator out,
page 1-62
Input and ADC, page 1- or
Two channel analyzer,
page 1-75
Source and calibrator out,
page 1-62