Ross SRA-8802, Руководство пользователя

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SRA-8802 User Manual (Iss. 04) Configuration • 3–7
Configuring the Equalizer
You can choose to enable or bypass the equalizer on the card. The equalizer enables the card to
compensate for noise and signal losses inherent in long coaxial cable runs. Refer to the chapter
“
Specifications ” on page 5-1 for information on the cable equalization specifications.
To enable the equalizer
1.
From the Device View , select the Setup tab.
2.
Select the Enable Equalizer box. The box displays a check-mark.
To bypass the equalizer
1.
From the Device View , select the Setup tab.
2.
Select the Enable Equalizer box to clear the box contents.
Configuring the Reclocker
This section summarizes how to enable the reclocker and select a data rate for the reclocker. This
enables the card to reclock to a specific data rate or automatically detects and reclocks the data
rate. It also sets the input signal rate type that the SRA-8802 will process.
To enable the reclocker
1.
From the Device View , select the Setup tab.
2.
Select the Enable Reclocker box. The box displays a check-mark.
3.
Use the Reclocker Rate menu to choose a data rate. Choose from the following:
• Auto — The SRA-8802 reclocks at the detected rate automatically.
• 270 Mbps — The SRA-8802 is set to reclock at 270Mbps only.
• 1.5 Gbps — The SRA-8802 is set to reclock at 1.5Gbps only.
• 3.0 Gbps — The SRA-8802 is set to reclock at 2.97Gpbs only.
To bypass the reclocker
1.
From the Device View , select the Setup tab.
2.
Select the Enable Reclocker check box to clear the box contents.
Note
— You must bypass the equalizer when using signals of less than 125Mbps (such as
SMPTE 310 signals). For signals 125Mbps and greater (such as SDI signals), you must enable
the equalizer.
Note
— You must bypass the reclocker when using DVB-ASI, or SMPTE 310 signals.