Yamasaki Y30 Series User Manual page 20

Fig. 3-5 Window of setting Y3 SERIES70 OTDR test conditions
5.1Testing optical fiber link
The operation steps are shown as follows:
Select the test wave length.
Set such test conditions as the test mode.
Clean the optical fiber to be tested.
Connect the optical fiber to be tested to corresponding OTDR fiber output port.
Press the test button to obtain the waveform curve of the fiber under test.
When the test stops:
 Select "Auto Test" or "Auto Analysis after Sampling" to analyze the test curve
automatically, mark the event point as per the loss analysis threshold set, and provide the
event list.
 Otherwise, click 【Analyze】 to analyze the test curve, mark the event point as per the loss
analysis threshold set, and provide the event list.
The test result can be viewed in the event list after curve analysis.
5.2 OTDR test mode
There are two OTDR test modes available, namely, the auto test and manual one.
Auto test:
If the OTDR test mode is set to auto: Press the test key to adjust the test conditions automatically,
test the optical fiber link under test, analyze the curve automatically, and show the test curve and
event list in the main operation window.
Manual test:
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