Ross QRA-8808, User Manual

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20 • Configuration QRA-8808 User Guide (v5.0)
To enable the equalizer
1. From the Device View , select the Setup tab.
2. Select the Enable Equalizer box for the channel.
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 for the channel to clear the box contents.
Configuring the Reclocker for a Channel
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 QRA-8808 will process.
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The reclocker for each channel is enabled by default.
To enable the reclocker
1. From the Device View , select the Setup tab.
2. Select the Enable Reclocker box for the channel.
The box displays a check-mark.
3. Use the Reclocker Rate menu to select a data rate for the reclocker. Choose from the following:
• Auto — The QRA-8808 reclocks at the detected rate automatically.
• 270 Mbps — The QRA-8808 is set to reclock at 270Mbps only.
• 1.5 Gbps — The QRA-8808 is set to reclock at 1.485Gbps only.
• 3.0 Gbps — The QRA-8808 is set to reclock at 2.97Gbps only.
To bypass the reclocker
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You must bypass the reclocker when using DVB-ASI or SMPTE 310 signals.
1. From the Device View , select the Setup tab.
2. Select the Enable Reclocker box for the channel to clear the box contents.
Loss of Input
When enabled, this feature will indicate an alarm condition (red) in the Channel Status field of the Signal tab. This
occurs if the QRA-8808 does not detect a valid input signal for that channel. To verify which BNC to troubleshoot,
refer to the rear module labeling or the
Input BNC status field in the Setup tab.
To enable an alarm for a loss of input
1. From the Device View , select the Alarms tab.
2. Select the Alarm on Loss of Input box for the channel.
The box displays a check-mark.