Test Pass/Ok Screen; Test Failed Screen; Open And Short Fault; Reversed And Split Pair Fault - Chauvin Arnoux CA 7028 Bedienungsanleitung

The display will briefly show the following message while testing is being performed:
* * * * * * * * * * * * * * * * * * *
Progress
* * * * * * * * * * * * * * * * * * *
This screen is quickly followed by the test results screen.
•

Test Pass/OK Screen

•

Test Failed Screen

4.7 Test Pass/OK Screen
ID1 4 5 1 2 3 6 7 8 S
PASS
TIA568
L=94ft
Vp=71%
4 5 1 2 3 6 7 8 S
• The left side of the display shows information about the test performed and
the status of the test result.
• The first line shows the unique identity of the active remote unit connected
to the far end (in this case, ID1). There are 15 additional active remote units
available as optional accessories (ID#2 to ID#16).
• The test status, PASS is indicated on the second line. A test PASS is
confirmed by a double beep from the main unit and a double green flash
on the LED of the active remote unit.
• Next, information about the test type selected, along with a measured value
of the cable length, and an indication of the current VP setting is displayed.
• If a fault is found an appropriate message will be displayed, along with a
warning tone on the main unit, and a red flashing LED on the remote unit.
Test in
Cable OK
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4.8 Test Failed Screen
4.8.1

Open and Short Fault

In the event of an Open fault, the following is displayed:
ID1 4 5 1 2 3 6 7 8 S
FAILED
TIA568
L=94ft
Vp=71%
4 5 1 2 3 6 7 8 S
Open at remote end
Pin 7
Notice the word FAILED under the cable ID1 and also the detailed message at the bottom
of the display.
The graphical portion of the display also shows that the fault is an open on pin 7 at the
remote end by showing a break in the line at this point.
In the event of a Short fault, the following is displayed:
ID1 4 5 1 2 3 6 7 8 S
FAILED
TIA568
L=94ft
Vp=71%
4 5 1 2 3 6 7 8 S
Short at 36ft
Pin 1 2
In this situation, the graphical portion of the display also shows that the fault is a short
between pins 1 and 2 and the short is drawn at an approximation to the distance along the
cable or link under test, at which it occurs.
4.8.2

Reversed and Split Pair Fault

In the event of a Reversed Pair fault, the following is displayed:
ID1 4 5 1 2 3 6 7 8 S
FAILED
TIA568
L=94ft
Vp=71%
4 5 1 2 3 6 7 8 S
Reversed Pair
Pin 4 5
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