User guide

7 - 5
OMNIScanner User Guide
4. Disconnect the white
fiber from both the
coupler as well as the
fiber adapter. Do not
disturb the black fiber
attached to OMNI Fiber’s
TX connector.
5. Leave the two white
ends dangling.
6. Attach the cable to be tested to the coupler and the OMNIFiber’s open RX
connector.
Set Reference
Note: To ensure consistent accurate measurements, the reference value
must be set each calendar day that the Fiber Adapters ar e used. The
reference value expires each day at midnight.
1. To set the reference value for duplex fibers,
connect the OMNI Scanner and OMNI Remote Fiber
Adapters using the ST-ST launch cables and
couplers as shown in Method A, Method B, or
Method C.
2. Press (Setup) and then select Set
Reference to record the reference value.
3. Select the appropriate Reference Method: A, B, or C.
OMNI Scanner will store a separate reference value
for each wavelength. The new reference value will
be subtracted from the actual measured value to
determine loss. OMNI Scanner will store reference
data for up to 5 remote units
4. For Method A: Remove the couplers without
disturbing the connections to the fiber adapters.
For Method B: Remove the connectors from the
OMNI Scanner and OMNI Remote fiber adapters as
RX
TX
850 nm
1300/1310 nm
2 m Launch Cable
Coupler