3-38
Performance Tests
PDH/DSn Receiver Equalization
DS1 (1.544 Mb/s)
28 Set the display as shown below.
29 Connect Cable Simulator DS1 between the 110Ω OUT and 110Ω IN
ports via two Balanced to Unbalanced Converters (HP 15508B).
30 Press then to start the
measurement.
31 EnsurethatNOTROUBLEisdisplayedonthe displayafter
30 seconds.
32 Press to stop the measurement.
NOTE If Cable Simulator DS1 is not available, it is permissible to select DS1-LO
on the display and connect the 110Ω OUT port direct to the
110Ω ΙΝ port. This setup assumes the DS1-LO output signal is within
specification.
TRANSMIT
RESULTS
TROUBLE
SCAN
RUN/STOP
RESULTS
RUN/STOP
TRANSMIT