Anritsu Spectrum Master MS2721B Maintenance Manual page 91

Performance Verification 2
27. Adjust the level of the MG3700A so that the power meter reads –10 dBm ± 0.2 dB.
28. On the MS2721B, set the Center Freq to 1800 MHz. Then wait 15 seconds to allow the MS2721B to
update its measured results.
29. For an MS2721B with Option 40 (GSM/GPRS/EDGE RF Measurements), subtract the displayed Burst
Power value from the power meter reading in
the displayed value of Freq Error in
Option 40" on page
30. For an MS2721B with Option 41 (GSM/GPRS/EDGE Demodulator), record the displayed Phase Err
RMS (deg) in Table A-86, "Phase Err RMS (Deg) at 1800 MHz, –10 dBm Level, TCH ALL Pattern,
Option 41" on page
31. Verify that the measured values in
32. On the MG3700A, change the selected pattern to "GsmBurst_1slot".
33. Adjust the level of the MG3700A so that the power meter reads –50 dBm ± 0.2 dB. Then wait 15 seconds
to allow the MS2721B to update its measured results.
34. For an MS2721B with Option 40 (GSM/GPRS/EDGE RF Measurements), subtract the displayed Burst
Power value from the power meter reading in
the displayed value of Freq Error
on page A-29.
35. For an MS2721B with Option 41 (GSM/GPRS/EDGE Demodulator), record the displayed Phase Err RMS
(deg) in Table A-87, "Phase Err RMS (Deg) at 1800 MHz, –50 dBm Level, TCH Pattern, Option 41"
on page A-31.
36. Verify that the measured values in
MS2721B MM
3-7 GSM/GPRS/EDGE Signal Analyzer (Options 40 and 41) Verification
Table A-78, "At 1800 MHz, –10 dBm Level, TCH ALL Pattern,
A-29.
A-31.
Step 29
Table A-79, "At 1800 MHz, –50 dBm Level, TCH Pattern, Option 40"
Step 34
PN: 10580-00177 Rev. D
Step 27. Then record the calculated Burst Power error and
and Step 30 are within specifications.
Step 33. Then record the calculated Burst Power error and
and Step 35 are within specifications.
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