Setting Limit For Modulation Tests - JDS Uniphase CellAdvisor JD780A Series User Manual

2.
Toggle the Marker View soft key between On and Off to display or dismiss the marker on the
chart.
3.
To select the resource block number, complete the following steps:
a. Press the RB Number soft key.
b. Enter the resource block number to select by using the numeric keys. You can also use the
rotary knob to move the marker side by side.
c. Press the Enter soft key.
4.
To select the subframe block number, complete the following steps:
a. Press the Subframe No soft key.
b. Enter the subframe number to select by using the numeric keys. You can also use the
rotary knob to move the marker up and down.
c. Press the Enter soft key.

Setting limit for modulation tests

Procedure
1.
Press the LIMIT hot key.
2.
Press the Modulation Test Limits soft key to set the limits.
3.
Select the test item(s) and set the limit(s) depending on your selected measurement mode:
To set the limit for
Frequency error
PDSCH error vector
magnitude if MBMS is off
PMCH error vector magnitude
if MBMS is on and a PMCH is
detected
RMS for data error vector
magnitude
Peak for data error vector
magnitude
RS error vector magnitude
P-SS error vector magnitude
S-SS error vector magnitude
Downlink RS power
P-SS power
S-SS power
PBCH power
Select
Frequency Error
EVM > PDSCH EVM
EVM > PMCH EVM
EVM > Data EVM RMS
EVM> Data EVM Peak
EVM > RS EVM
EVM > P-SS EVM
EVM > S-SS EVM
Power > DL RS Power
Power > P-SS Power
Power > S-SS Power
Power > PBCH Power
Using LTE - FDD Signal Analyzer
JD780A Series Analyzers
Set
High Limit
Low Limit
High Limit (QPSK)
High Limit (16 QAM)
High Limit (64 QAM)
High Limit (QPSK)
High Limit (16 QAM)
High Limit (64 QAM)
High Limit
High Limit
High Limit
High Limit
High Limit
High Limit
Low Limit
High Limit
Low Limit
High Limit
Low Limit
High Limit
Low Limit
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