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Section 4: Maintenance
Battery Replacement
To replace batteries:
1 Remove the battery compartment cover located on the back of the instrument.
2 Replace the discharged batteries.
3 Replace the battery compartment cover.
Cleaning Optical Ports
CAUTION! Before conducting the following procedures be sure to have the
instruments turned OFF.
Optical ports must be kept free from dirt or other contaminants to ensure accurate measurements
and operation. Always clean all test jumpers before conducting the test procedures outlined in
this Guide. It is important to keep dust caps in place when instruments are not being used.
For cleaning connector end faces on CSS1 light sources, test jumpers, and in ber frames or
adapters, use optical quality cleaning uid such as AFL FCC2 connector cleaning uid and AFL
CCT molded cleaning tips.
For cleaning CSM1 optical ports and adapter caps, use lint-free optical cleaning wipes such as
AFL FiberWipes and optical quality cleaning uid such as AFL FCC2 connector cleaning uid (or
IPA -Reagent Grade Isopropyl Alcohol 99% or better) and a can of ltered compressed air.
!