Option Verification 5-4 ISDB-T and BER Verification, Options 30 and 79
MT8212E and MT8213E MM PN: 10580-00255 Rev. J 5-9
Procedure
1. Connect the equipment as shown in Figure 5-1 on page 5-7.
2. Preset the MG3700A.
3. Load the “ISDB-T_1layer_1ch” pattern on the MG3700A. Refer to “Frequency Accuracy Verification”
on page 5-7 if needing help on loading patterns.
4. Set the frequency to 473.23285714 MHz.
5. Set the level to –20 dBm.
6. Confirm the Modulation On/Off key and the Output key both have LEDs On.
7. Set the mode of the MT821xE to ISDB-T Signal Analyzer. Press the Shift key, the Preset (1) key, and
then press the Preset submenu key to reset the instrument.
8. On the MT821xE, press the Frequency/Level main menu key, and confirm that Channel is set to 13.
9. Set the Reference Level to –20 dBm.
10. Press the Meas Selection main menu key and press Modulation Analysis.
11. Press the Meas Setup main menu key and then the Meas Mode submenu key.
12. Use rotary knob to highlight “Average” and press the Enter key.
13. Press the Average Count submenu key, then enter 10 and press the Enter key.
14. Wait until Average (10/10) appears at the top of the display.
15. Record the Frequency Error in Table A-21, “ISDB-T Signal Analyzer Frequency Lock Range”
on page A-16.
16. On the MG3700A, set the frequency to 473.05285714 MHz.
17. Press Execute Measure to read the new frequency.
18. Wait until Average (10/10) appears at the top of the display.
19. Record the frequency error in Table A-21.
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