Multimeter Tests
Copper and G.fast/VDSL2/ADSL2+ Multi-play Test Set
149
Stressed Balance
To access Pair Detective from Multimeter tests:
1.
Press
to return to the
Copper Main
menu.
2.
Highlight
Pair Detective
and press
to launch the test.
3.
Open the far end, and see that faults are identified.
4.
Check the
Pair Detective TDR
to locate identified faults.
If
corrosion
is identified, it may be difficult to locate with the
TDR
. To
confirm, run the
Resistive Balance
test.
To access the Resistive Balance test:
1.
Press
to return to the
Multimeter
menu.
2.
Highlight
Resistive Balance
and press
to launch the test.
It does first require a T-R-G/A-B-Earth short at the far end. This will
confirm if ohms on one side are higher than the other and there is a
one-sided high-resistive fault. If the ohms on the faulted side measure
< 20 M ohms, use the
RFL Single
/
Separate Good Pair
method
(depending on available spare pairs) to try to locate the corrosion. See
on page 281 for more help on using this test.
The
Stressed Balance
parameters are as follows:
Current Group
is the current test group name, for
example
Multimeter
.
Current Test
displays the test being measured.
Here you can switch to another
Multimeter
test
from the given list. However, this action will
terminate the ongoing measurement test.
Noise Filter
is a fixed value set to
C-message
.
Termination Resistance
is a read-only value of
600
Ω
.
Threshold Settings
button opens a new page that
allows you to set the
Stressed Balance Threshold
for the test.
Summary of Contents for MAX-635G
Page 1: ...User Guide Copper and G fast VDSL2 ADSL2 Multi play Test Set MAX 635G www EXFO com ...
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Page 270: ...TDR 260 MAX 635G Continuous Examples of Common Faults Short Fault ...
Page 271: ...TDR Copper and G fast VDSL2 ADSL2 Multi play Test Set 261 Continuous Open ...
Page 272: ...TDR 262 MAX 635G Continuous Bridged Tap ...
Page 273: ...TDR Copper and G fast VDSL2 ADSL2 Multi play Test Set 263 Continuous Splice Joint ...
Page 274: ...TDR 264 MAX 635G Continuous Peak Function ...
Page 275: ...TDR Copper and G fast VDSL2 ADSL2 Multi play Test Set 265 Continuous Dual Trace View ...
Page 276: ...TDR 266 MAX 635G Continuous Load Coil ...
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