HP 37717C Calibration Manual page 216

Performance Tests
STM-1/STM-4, 1550nm Optical Interface (Option URU)
10. Press on the HP 37717C
RECEIVE
and set up the display as shown opposite.
11. Press
TRANSMIT
and select SIGNAL [STM-4 OPT].
12. Press
TROUBLE SCAN
RESULTS
then to start the measurement.
RUN/STOP
13. After 5 minutes, check that NO
TROUBLE is displayed on the HP 37717C
display.Press
RESULTS
stop the measurement.
14. Press
TRANSMIT
15. Verify that the Optical Module LASER ON led is NOT lit indicating that the laser
is disabled before continuing.
16. Reconnect the HP 37717C STM1/4 Optical Out Port to the HP 8153A Power
Meter via the HP 8157A Optical Attenuator.
17. Press
TRANSMIT
18. Adjust the Optical Attenuator level to obtain a reading of -26dBm on the Power
Meter.
19. Press
TRANSMIT
20. Verify that the Optical Module LASER ON led is NOT lit indicating that the laser
is disabled before continuing.
21. Disconnect the optical cable from the Power Meter and connect to the HP 37717C
STM1/4 Optical Rx Input.
22. Press
TRANSMIT
23. Press
TROUBLE SCAN
RESULTS
measurement.
24. After 5 minutes, check that NO TROUBLE is displayed on the HP 37717C
display. Press
RESULTS
25. Press
TRANSMIT
26. Verify that the Optical Module LASER ON led is NOT lit indicating that the laser
is disabled before continuing.
27. Disconnect the optical cable from the HP 37717C STM1/4 Optical Rx Input and
connect to the HP 83442A Optical/Electrical Converter input.
on the HP 37717C
to
RUN/STOP
on the HP 37717C and select SIGNAL [STM-1].
SDH
on the HP 37717C and select SIGNAL [STM-4 OPT].
SDH
on the HP 37717C and select SIGNAL [STM-1].
SDH
on the HP 37717C and select SIGNAL [STM-4 OPT].
SDH
then
to stop the measurement.
RUN/STOP
on the HP 37717C and select SIGNAL [STM-1].
SDH
to start the
RUN/STOP
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