JDS Uniphase TestifierPRO, Руководство пользователя

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4) Disconnect the patch cable after
test� The test repeats itself every 5
seconds�
Note: Patch cables must be at least 4
feet long for pretest to work properly.
To Test Cable from One End
1) Attach one end of the supplied one-
foot jumper to the main unit and the
other end to the wall plate or patch
panel jack�
2) Press the mode button (Telco, Coax,
or Network) for the type of cable
being tested� If not already in Cable
Test mode, press the corresponding
mode button repeatedly until Cable
Test is displayed, then press the SEL
button to execute cable test�
3) Results should appear within 5
seconds� Pressing the SEL button
starts a new test immediately�
4) Disconnect the cable after test� The
test repeats itself every 5 seconds�
Application Hint: The jumper cables
must be short compared to the cable
run for accurate open and split pair
indication, i�e� no more than 10% of the
total run length or 3 feet, whichever is
less� Patch cables must be at least 4
feet long for pretest to work properly�