Agilent Technologies 86038B User Manual page 18

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sudden large offset . . . . . . . . . . . . . . . . . . . . . . 298
If GD ripple is being observed . . . . . . . . . . . . . 298
Troubleshooting the TLS . . . . . . . . . . . . . . . . . . . . . . . . . . . 299
Restart the TLS and realign the TLS module. 299
Test the High Power output on the TLS . . . . . 299
Software Upgrade Procedure . . . . . . . . . . . . . . . . . . . . . . . 301
Hard Drive Backup and Recovery . . . . . . . . . . . . . . . . . . . 302
Hard Drive Replacement and Spare . . . . . . . . . . . . . . . . . 303
Cleaning Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 304
Safety Precautions . . . . . . . . . . . . . . . . . . . . . . 304
Why is it important to clean optical devices?305
What materials do I need for proper cleaning?. .
305
Preserving Connectors . . . . . . . . . . . . . . . . . . . 310
Cleaning Instrument Housings . . . . . . . . . . . . 311
General Cleaning Procedure . . . . . . . . . . . . . . 311
How to clean connectors . . . . . . . . . . . . . . . . . 311
How to clean optical head adapters . . . . . . . . 314
How to clean connector interfaces. . . . . . . . . 314
How to clean bare fiber adapters . . . . . . . . . . 315
How to clean lenses and instruments with an
optical glass plate . . . . . . . . . . . . . . . . . . . . . . . 316
How to clean instruments with a fixed connector
interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 317
How to clean instruments with a physical
contact interface . . . . . . . . . . . . . . . . . . . . . . . . 317
How to clean instruments with a recessed lens
interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 319
How to clean optical devices which are sensitive
to mechanical stress and pressure. . . . . . . . . 320
How to clean metal filters or attenuator gratings
Agilent 86038B Photonic Dispersion and Loss Analyzer, Second Edition