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Cleaning instrument housings
WARN IN G
CAU T ION
CAU T ION
Which cleaning procedure should I use for optical components and
connectors?
Keysight N4374B Lightwave Component Analyzer, User's Guide
Do not open the instruments as there is a danger of electric shock,
or electrostatic discharge.
Do not open instruments. Opening the instrument can
cause damage to sensitive components, and in addition
your warranty will be voided.
Do not use isopropyl alcohol to clean instrument housings.
Use a dry and very soft cotton tissue to clean the instrument
housing and the keypad. In the case of heavy dirt, you can
moisten the cotton tissue in water.
Light dirt
If you just want to clean away light dirt, observe the following
procedure for all devices.
• Use compressed air to blow away large particles.
• Clean the device with a dry cotton swab.
• Use compressed air to blow away any remaining filament left
by the swab.
Heavy dirt
If the above procedure is not enough to clean your instrument,
follow one of the procedures below.
If you are unsure of how sensitive your device is to cleaning,
please contact the manufacturer or your sales distributor.
Maintenance
103
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