HP 37718A Installation And Verification Manual page 82

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Performance Tests
PDH/DSn Receiver Monitor Levels
16 Press
and select EQUALIZATION [OFF].
RECEIVE
17 Press
;
RESULTS
measurement.
18 Ensure that NO TROUBLE is displayed on the
30 seconds. Press
19 Remove the 6dB fixed attenuator and connect the 10dB Fixed
Attenuator in the signal path to give a total path attenuation of 30dB.
20 Press
and set MONITOR LEVEL [30dB].
RECEIVE
21 Press
RESULTS
measurement.
22 Ensure that NO TROUBLE is displayed on the
30 seconds. Press
23 Press
and select EQUALIZATION [ON].
RECEIVE
24 Connect Cable Simulator E1-M between the PDH OUT Port and the
attenuator.
25 Press
RESULTS
measurement.
26 Ensure that NO TROUBLE is displayed on the
30 seconds. Press
8.448 Mb/s (E2)
27 Repeat steps 1 to 26 (20dB, 26dB and 30dB tests) with the HP 37718A/
19A
and
TRANSMIT
Cable Simulator E2-M fitted in place of Cable Simulator E1-M.
34.368 Mb/s (E3)
28 Repeat steps 1 to 18 (20dB and 26dB tests) with the HP 37718A/19A
and
TRANSMIT
RECEIVE
Simulator E3-M fitted in place of Cable Simulator E1-M.
139.264 Mb/s (E4)
29 Repeat steps 1 to 18 (20dB and 26dB tests) with the HP 37718A/19A
and
TRANSMIT
Cable Simulator E4-M fitted in place of Cable Simulator E1-M.
3-42
then
TROUBLE SCAN
to stop the measurement.
RUN/STOP
then
TROUBLE SCAN
to stop the measurement.
RUN/STOP
. Press
TROUBLE SCAN
to stop the measurement.
RUN/STOP
displays set to SIGNAL [8 Mb/s] and
RECEIVE
displays set to SIGNAL [34 Mb/s] and Cable
displays set to SIGNAL [140 Mb/s] and
RECEIVE
to start the
RUN/STOP
display after
RESULTS
to start the
RUN/STOP
display after
RESULTS
to start the
RUN/STOP
display after
RESULTS

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