Agilent Technologies 35670-90066 manual Troubleshooting the Analyzer

Troubleshooting the Analyzer				Agilent 35670A
To perform self tests
Self-Test Troubleshooting Guide (continued)
Failing Self Test	Probable Faulty Assembly		Adjustment	Troubleshooting Test
Source With LO fails and	A6	Digital
Source Without LO passes
Source Without LO	A1/A2 Input			Input and ADC, page 4-51
one channel	A5	Analog		Four channel, page 4-54
Source Without LO	A2	Input
channel 1 and 3 or
channel 2 and 4
Source With LO	A1/A2 Input			Input and ADC, page 4-51
one channel	A5	Analog		Four channel, page 4-54
Source With LO	A2	Input
channel 1 and 3 or
channel 2 and 4
Input Offset	A1/A2 Input		Input dc offset, page 5-10
one channel or
channel 1 and 3 or
channel 2 and 4
ADC Gate Array	A5	Analog	ADC gain, offset, and	Source and calibrator,
	A6	Digital	reference, page 5-10	page 4-45
Source Without LO	A5	Analog		Source and calibrator,
all channels	A6	Digital		page 4-45
Source With LO	A5	Analog		Source and calibrator,
all channels	A6	Digital		page 4-45
Input Offset	A5	Analog	ADC gain, offset, and
all channels			reference, page 5-7
Input Distortion	A1/A2 Input			Input and ADC, page 4-51
one channel	A5	Analog		Four channel, page 4-54
Input Distortion	A2	Input
channel 1 and 3 or
channel 2 and 4
Input Distortion	A5	Analog	ADC Gain, offset, and	Source and calibrator,
all channels	A6	Digital	reference, page 5-7	page 4-45
Input Trigger	A5	Analog
one or more channels fail,
but at least one channel
passes
Input Trigger	A5	Analog		Trigger, page 4-62
	A6	Digital

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