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Chapter 5: Troubleshooting
To troubleshoot attenuator failures
5–58
Attenuator Assembly
Troubleshooting
Perform Connectivity
Test on all channels
Do channels fail? Yes
Swap failing channel
attenuator assembly
with known good
assembly.
Perform Connectivity
Test on all channels
Does same
channel fail?
Replace faulty
attenuator assembly
and put good
assembly back in
original channel.
No
No
Perform Click Test on
all channels
Do channels fail?
Swap failing channel
attenuator assembly
with known good
assembly.
Perform Click Test on
all channels
Does same
assembly fail?
Yes
Yes
No
No
Run Self-Calibration
Write attenuator
contact information
on attenuator labels
of defective
assembly
Yes
Set attenuator
contact counter to
zero
Exchange or replace
acquisition assembly
Set attenuator
contact counter to
zero for channels
where attenuator
assembly replaced
Go to Attenuator Assembly
Troubleshooting if assemblies
replaced