Option Verification 5-18 Mobile WiMAX Signal Analyzer Verification, Options 66 and 67
MT8212E and MT8213E MM PN: 10580-00255 Rev. J 5-99
Residual EVM and Frequency Error (5 MHz Bandwidth and 5 ms Frame Length)
19. Set the MG3700A as follows:
a. Press the yellow Preset button (answer Yes to the question).
b. Press the Set key
c. Press the (F1) soft key to select Load File to Memory.
d. Press the (F1) soft key again to select Select Package.
e. Using the Down Arrow key, step through the selection list until “mWiMax” is highlighted.
f. Press the Set key.
g. Press the F6 (Return) soft key.
h. Press the Set key. The Select Package list box appears. Again select mWiMax and press Set.
i. Another file list appears. Select (highlight) 5m512g8_2_5_cap.
j. Press the Set key.
k. Press the MOD On/Off key and verify that the LED is On. Confirm that the “playing” indicator is
displaying the moving pattern.
l. Press the Frequency key, then enter 2600.5 MHz.
20. Press the Level key, then enter –15 dBm. Turn the output On.
21. Set the MT821xE as follows:
a. Press the Freq main menu key and set the Center Frequency to 2600.5 MHz
b. Press the Setup main menu key and set the Bandwidth to 5MHz.
c. In the Setup menu, verify that the CP Ratio is set to
1/8.
d. Press the Frame Length submenu key and set the Frame Length to 5ms.
e. Press the Demod submenu key and set Demod to FCH.
22. Press the Measurements main menu key and press Demodulator, then press Modulation Summary.
23. Record the MT821xE EVM (rms) in Table A-89, “Option 67, Mobile WiMAX Residual EVM (5 MHz
Bandwidth and 5 ms Frame Length)” and the Frequency Error readings in Table A-90, “Option 67,
Mobile WiMAX Frequency Error (5 MHz Bandwidth and 5 ms Frame Length)”.
24. Repeat Step 19 through Step 22, using the differenct frequencies and power levels within Table A-89 and
Table A-90.
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