FS FOPM-201 Guide De Démarrage Rapide page 12

3. Threshold Setup
The user can set up the value. The steps are as following:
In the menu mode, select the second "Threshold Setup" enters to threshold setup
menu. See Fig. 3.
In this menu, left side displays wavelength and right side displays threshold value.
Top line indicates system information (date and time) and bottom line indicates
the information of threshold including threshold symbol, threshold number and
name.
In this menu, short press Threshold button (less than 2 seconds) to switch the
wavelength among 1310nm, 1490nm and 1550nm. Press button ▲ (
view the previous record, button▼ (
to validate the current threshold value. After the above operation, all P/F mode
test results will base on this threshold value.
NOTE: The threshold value can only be preset by PC software. See PC
software section for detail. After finishing the setup, press the button
(less than 2 seconds) to exit the setup menu.
4. Time Setup
In the menu mode, select the forth "Time Setup" enters to time setup menu. See
Fig. 4.
) to view the next record, button
dBm/dB
10-03-03 11: 43: 15
1.2
1310nm
ONU
-4.5
USING
-15.0
Threshold 01
Fig. 3 Threshold Setup Menu
dBm
Pass
dBm
Warning
dBm
Fail
Telecom
) to
MODE
dBm/dB
11