Keysight E5071C ENA Service Manual page 108

Troubleshooting
Performance test failure troubleshooting
Table 4-12 Performance test failure troubleshooting information (Over 8.5 GHz Options)
First failed test Probable faulty board assembly or parts
Uncorrected System
Performance (T42,T24)
Uncorrected System
Performance (T43,T34)
###: Most suspicious assembly
##: Suspicious assembly
#: Possible faulty assembly
The meaning of abbreviations are shown in
Table 4-13 The meaning of abbreviations
Abbreviation
OCXO
BAS
SYN -SRC
SYN -LCL
BDL
VNR
RCV -1
RCV -2
RCV -3
RCV -4
DIS
DCB
IMX
FEM
FUSE
108
##
##
Meaning (Description)
OCXO Board
Analog Base Module
TESTED Synthesizer Module for Source
TESTED Synthesizer Module for Local
Doubler Module
TESTED Level Vervier Module
TESTED Receiver Module Port 1
TESTED Receiver Module Port 2
TESTED Receiver Module Port 3
TESTED Receiver Module Port 4
Distributer Module
DC Bias Board
Imix
Front End Module
Fuse of DC Bias Input
## #
## #
Table 4-13.
Keysight E5071C ENA Network Analyzers
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