Tektronix RTX100B, Service Manual

Page: 76 / 178

Performance Verification
3-30
RTX100B ISDB-T RF Signal Generator Service Manual
30. Verify that the measurement values are as follows:
POWER (Mode 3): --22 to --16 dBm
POWER (Mode 2): --25 to --19 dBm
POWER (Mode 1): --28 to --22 dBm
Plane A, B (BER): 0.00E--7 (8)
Plane C (BER): < 8.00E--5
Plane A, B, C (VIT): 0.00E--7 (8)
NOTE
. If errors occur over Planes A to C when a bit error (BER) is detected,
stop the measurement and then restart.
31. Change Center Frequency to 14 (Channel 14) on the RTX100B.
32. Change Input CH to 14 on the ISDB-T analyzer.
33.
Repeat steps 29 and 30.
34. Repeat steps 31 through 33 for Channel 15 to Channel 62 .
35.
Change the demodulation (DEMODSET) settings to
Mode: 2
on the
ISDB-T analyzer.
36. Open the ISDB_T_M2.rmx file on the RTX100B.
a. Select File > Open to open the Select File dialog box.
b.
In the dialog box, navigate to the
D:\ISDB-T
directory, and then select
the ISDB_T_M2.rmx file.
37. Press the Play/Pause button on the RTX100B to start playing the file.
38. Repeat steps 29 and 30.
39. Change the demodulation (DEMODSET) settings to Mode: 1 on the
ISDB-T analyzer.
40. Open the ISDB_T_M1.rmx file on the RTX100B.
a. Select File > Open to open the Select File dialog box.
b. In the dialog box, navigate to the D:\ISDB-T directory, and then select
the ISDB_T_M1.rmx file.
41. Press the Play/Pause button on the RTX100B to start playing the file.
42. Repeat steps 29 and 30.