Voltage Detection - TREND NETWORKS VDVII Manual De Usuario

CABLE TESTING
To test a cable:
•
En
Cable test results are shown using the two rows of numbers in the lower half of the
display. The top row of numbers refers to the pins at the near end. The numbers
displayed, and S (Shield), depend on the port in use...
VOICE – Pins 1, 2, 3, 4, 5 and 6 are shown
VIDEO – S and Pin 1 are shown
DATA – Pins 1, 2, 3, 4, 5, 6, 7 and 8 are shown. S is shown if the shield is connected.
The lower row of numbers refers to the pins at the far end. The numbers displayed
show which pin at the far end is connected to which pin at the near end. Open
circuits and short circuits are shown. Multiple short circuits are shown in sequence.
Shows that Pin 4 and
Shows that Shield and
correctly connected
Shows when a crossover (uplink
cable) is detected (does not
Split Pair test:
To disable / enable the Split Pair test:
•
Press and hold the port selection button of the currently selected port for 2
seconds to change the setting.
o The Split Pair test is disabled or enabled

VOLTAGE DETECTION

If a voltage greater than approximately 2 volts is
detected on any pin(s), a Warning Indication is shown
and cable testing is not possible.
5
Connect the cable to the tester and to a suitable Remote Unit as described
above.
o Cable testing runs continuously (except if voltage is detected). There
is no need to start or stop the cable test.
Shows when
Test Failed
Pin 5 are reversed
Pins 1, 2 and 3 are
cause the test to fail)
Flashes when Split
Pair is detected
!
next to the Split Pair symbol shows when the test is disabled.
o When the Split Pair test is enabled, split pairs will cause the test to
fail.
o When the Split Pair test is disabled, split pairs will not cause the test
to fail.
Shows when
Test Passed
Shows that Pins 6 and 7
are short circuit
Shows when Split Pair
test is disabled
VDV II
Shows that Pin 6 is
short circuit to Pin 7
Shows that Pin 8 is
disconnected
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