Anritsu S251B - Manual (Page 12)

Preventive Maintenance
Site Master preventive maintenance consists of cleaning the unit and inspecting and clean-
ing the RF connectors on the instrument and all accessories.
Clean the Site Master with a soft, lint-free cloth dampened with water or water and a mild
cleaning solution.
CAUTION: To avoid damaging the display or case, do not use solvents or abra-
sive cleaners.
Clean the RF connectors and center pins with a cotton swab dampened with denatured alco-
hol. Visually inspect the connectors. The fingers of the N (f) connectors and the pins of the
N (m) connectors should be unbroken and uniform in appearance. If you are unsure whether
the connectors are good, gauge the connectors to confirm that the dimensions are correct.
Visually inspect the test port cable(s). The test port cable should be uniform in appearance,
not stretched, kinked, dented, or broken.
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Chapter 1 General Information