Fluke DTX-GFM2 User Manual page 34

DTX-MFM2/GFM2/SFM2 Fiber Modules
Users Manual
Autotest in Loopback Mode
1 Turn on the tester and smart remote and let them sit for
5 minutes. Allow additional time if the modules have
been stored above or below ambient temperature.
2 Turn the rotary switch to SETUP, then select Fiber. Set
the following on the Fiber tabs (press
tabs):
•
Fiber Type: Select the fiber type to be tested.
•
Test Limit: Select the test limit required for the job.
J
Press More to see other lists of limits.
•
Remote End Setup: Set to Loopback.
•
Bi-directional: Enable this if you are required to test
the fiber in both directions.
•
Number of Adapters and Number of Splices: Enter
the number of adapters and splices that will be
added to each direction of the fiber path after the
reference is set.
28
•
•
C
to see other
3 Turn the rotary switch to SPECIAL FUNCTIONS, then
select Set Reference. If both a fiber module and a
twisted pair or coaxial adapter are attached, select Fiber
Module next.
4 The Set Reference screen shows connections for the test
method you selected. Figure 11 shows connections for
Method B. Clean the connectors on the tester and
reference test cord, connect the tester's INPUT and
OUTPUT ports; then press
See Table 2 on page 15 for details on settings.
Connector Type: Select the connector type used in
the cabling to be tested. Select General if the exact
type is not listed.
Test Method: Refers to the number of adapters
represented in the loss results. Select Method B if
you use the reference and test connections shown
in this manual.
P
.
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