Newtec Proprietary
Confidentiality: Unrestricted
R3.2_v1.0
193/387
Feature Descriptions
MDM9000 Satellite Modem
The following procedure is performed in the network.
Time Hub
Remote Site(s)
Start
Transmit on:
• Frequency 1
• Symbol rate 1
The remote site is locked on:
• Frequency 1
• Symbol Rate 1
Preconfiguration
Transmit on:
• Frequency 1
• Symbol rate 1
The remote site is locked on:
• Frequency 1
• Symbol Rate 1
Pre configure the remote site as follows:
» Backup Carrier Enable: Enable (arm the switchover);
» Configure the backup carrier input frequency =
Frequency 2
» Configure the Carrier Symbol Rate = Symbol Rate 2
» Configure the Carrier Switch Timeout
Carrier switch Transmit on:
• Frequency 2
• Symbol rate 2
1. The remote site loses lock (Demod alarms are not
visible during Carrier Switch Time).
2. The remote site tries to connect with the Back
carrier input frequency (Frequency 2, symbol rate
2).
3. The remote site is locked on frequency 2, symbol
rate 2.
The network is
stable
Transmit on:
• Frequency 2
• Symbol rate 2
1. The remote site is locked on frequency 2, symbol
rate 2.
2. Disable the Backup Carrier Enable setting.
Disabling the Backup Carrier Enable
Saves the Backup Carrier Input
Frequency to the demodulator Input
Frequency.
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