Table of Contents
Advertisement
3
Performance Tests
112
10 Re-set Optical Attenuator to the setting noted in step 5
(providing –20dBm, -11dBm or -14dBm output depending on
interface type installed).
Press <Smart Test>, choose Shortcuts > Optical Power then
press <Select>. The Transmission Test Set now displays the
received optical power result. Ensure the Optical Power
measurement Wavelength is set to1310/1550 nm. Check that
the optical power reads between:
–21.5 dBm and –18.5 dBm for Option 111
–12.5 dBm and –9.5 dBm for Option 120
–15.5 dBm and –11.5 dBm for Option 121
Set the Transmission Test Set's Receiver to display
Frequency and check that the frequency measurement reads
between:
9953.2799 MHz and 9953.2801 MHz
11 For Option 111, reduce the Optical Attenuator setting by
11 dB.
For Option 120 or Option 121 ONLY, set the Laser to OFF,
remove the attenuator from the configuration to allow direct
optical connection between the Transmitter and Receiver.
Set Laser ON an check the Receiver Optical Power result is
between:
–10.5 dBm and –7.5 dBm for Option 111
+0 dBm and –7.5 dBm for Option 120
+0 dBm and –6.5 dBm for Option121
12 Press <Smart Test>, choose Shortcuts > Trouble Scan then
press <Select>. Press <Run/Stop> to begin measurement.
After 1 minute check that 'No Trouble' is displayed in the
Results window to confirm no errors have been detected.
Press <Run/Stop> to stop measurement.
13 For Option 111, disable the Optical Attenuator then
disconnect the Optical signal from the Transmission Test Set
Installation and Verification Manual
Advertisement
Table of Contents
