To Troubleshoot System Interconnect And Lan Port Failures - Agilent Technologies 89410A Service Manual

Troubleshooting the Analyzer

To troubleshoot system interconnect and LAN port failures

To troubleshoot system interconnect and LAN port failures
Use this test to check the system interconnect, ThinLAN, and AUI ports
on the A43 Expanded Memory assembly.
1
2
1-96
Check the HPIB interconnect and LAN controller.
a Press the following keys:
]
[Preset
[ System Utility ]
[ auto cal off]
]
[more cal setup
[
auto zero cal off]
]
[Return
[ ]
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[ diagnostics ]
[ service functions ]
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[ ]
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ALL
If the analyzer is an Agilent 89440A/89441A, the message Failure
of communication link with RF section may appear. This is not a
failure and should be ignored.
b
If the HPIB interconnect or LAN controller self tests fail, the A43
Expanded Memory assembly is probably faulty.
c
If any other self test fails, go to Step 4 of ''To perform self tests''
on page 1-32.
Check the ThinLAN port.
a Connect a BNC tee to the ThinLAN port.
Ω
b
Connect a 50 termination to each side of the BNC tee (use two 50
Ω terminations.)
c
Press the following keys:
]
[Return
[ ]
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[ special test modes ]