Loopback test (using the Master Unit):
10Base-T Cable Test
Plug one end of the cable under test into the source RJ45 socket,
(marked with the parrow), and the other end of the cable under
test into the second, receiving RJ45 socket.
Switch the Master Unit on. The LED’s will start to scan in sequence
if the Auto/Manual switch is set to Auto mode or, the LED will light
on pin 1 if the Auto/Manual switch is set to Manual mode.
Note: Ensure the battery has sufcient charge or inaccurate results may be
obtained.
Use the ‘Auto / Manual’ switch to select the required scan method.
When scanning, the upper and lower LED indicators will illuminate
simultaneously.
Observe the LED displays. It shows the status of the pin
conguration of the cable under test. If you fail to read the result in
the rst LED scan, in ‘Auto’ mode the scan will repeat continuously.
If ‘Manual mode’ is selected, press the test switch to scan the pins
one by one. Please refer to picture 1 below.
Operation
5
Picture 1
Modular Cable Test
Please refer to the procedures for 10Base-T Cable Test. However,
in this test, the LED display should be as shown in picture 2.
Note: You will need to use a RJ45 to RJ11 adaptor, not supplied.
10Base-2 Cable Test
Plug the two RJ45 to BNC adaptor cables (supplied) into the RJ45
sockets on the Master Unit. Connect the BNC cable under test to
the BNC connectors on the adaptor cables.
For the remaining procedure refer to the 10Base-T cable test on
page 7.
Note:
The centre pin of the BNC cable should be read on LED 1 and the
shielding of the BNC cable should be read on LED 2. Please refer
to picture 3 below.
6
Picture 2
Picture 3
