Cisco DNCS System Release 2.7 3.7 4.2 Guia Do Desenho
RF Status Diagnostic Screen
78-4001708-01 Rev B
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RF Status Diagnostic Screen
Information
This section provides an overview diagram and field descriptions of the RF Status
diagnostic screen. You can view this screen to obtain statistical information about the
three RF channels on your system in real-time.
Important! On the Explorer 8300C/HDC and 8240C/HDC DHCTs, the descriptions
Important! On the Explorer 8300C/HDC and 8240C/HDC DHCTs, the descriptions
in the Current QAM section of the RF Status diagnostic screen always refer to the
first tuner. Also, the information displayed in the Current QAM section field
descriptions is not necessarily related to what is displayed on the main TV screen or
the PIP. To view the status of the Second Tuner, go to the Second Tuner Status
Diagnostic Screen (on page 68).
Performing Tasks
By accessing this diagnostic screen, you can perform the following tasks:
Confirm the power levels and frequencies of the FDC and the RDC
Confirm the power levels and frequencies of the quadrature amplitude
modulation (QAM) modulator
Monitor the average and instantaneous errors of the FDC and the QAM
Screen Components
Current FDC
Current RDC
Current QAM