Tektronix WVR6020 - Page 79

Incoming Inspection
Digital Audio Output
(OptionsDG,DS,AD,&
DDE)
1. Press FACTORY t
o restore the factory preset.
2. If you have just finished testing the Digital Audio Inputs, proceed to next step,
otherwise do s
teps 17-23 of the Digital Audio Input test.
3. Press the CONFIG button to display the CONFIG menu.
4. Select Audio Inputs/Outputs > AES B > Output.
5. Press the CONFIG button to c lose the menu.
6. Connect the AES B 1-2 output to the Audio Signal Analyzer input.
7. Verify on the analyzer that the signal levels are at –35 dB for the left channel
and -30 dB for the right.
8. Connect the AES B 3-4 output to the Audio Signal Analyzer input.
9. Verify o
n the analyzer that the signal levels are at –25 dB for the left channel
and -20 dB for the right.
10. Connec
t the AES B 5-6 output to the Audio Signal Analyzer input.
11. Verify on the analyzer that the signal levels are at –15 dB for the left channel
and -1
0 dB for the right.
12. Connect the AES B 7-8 output to the Audio Signal Analyzer input.
13. Verify on the analyzer that the signal levels are at –5 dB for the left channel
and 0 dB for the right.
14. Record Pass or Fail for each output in the test record.
Waveform Rasterizers Specifications and Performance Verification 6 5