Harmonic SUPRALink 7110-E Series, Руководство по установке, Страница: 16 / 38

Chapter 2 Installing the SPL 7110-Exx Transmitter Testing RF Signal Input
© 2009 Harmonic Inc. 16 SPL 7110-Exx, Version 1.0, Rev A
For the SPL7110C-EXX, the input video signal level must be between 16 and 20 dBmV per
analog video channel based on 41 Cenelec channels with 56 digital QAM channels..
2.5 Testing RF Signal Input
Once you have connected the RF signal source, you can use the RF monitor to verify the
presence of the RF signal input to the transmitter. The RF monitor is a test connector (female
F-type) located on the front panel of the transmitter module, as shown in
Figure 1-1 on
page 9. The monitor level is 20 dB below the input level to the transmitter ±1.0 dB.