Comtech EF Data SLM-5650B, Installation And Operation Manual

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SLM-5650B Satellite Modem
Revision 2
Front Panel Operation 5–28 MN-SLM-5650B
5.2.3.8 CONFIG: Ref
Reference: Modem:Internal
BUC:Off LNB:Off (

E)
Use the

arrow keys to select Internal , Ext-1Mhz , Ext-5Mhz or Ext-1Mhz , and then
press [ENT] .
Setting Function
Internal Select the Internal high stability ovenized 10 MHz oscillator.
BUC Turn On/Off 10MHz clock reference to BUC.
LNB Turn On/Off 10MHz clock reference to LNB.
5.2.3.9 CONFIG: Mask
Mask: TxData:Act RxData:Act (

E)
Eb/No Threshold:Act DemodFaults:Act
Use the

arrow keys to select TxData , RxData , Eb/No Threshold , or DemodFaults, and
then press [ENT] .
Option Settings
TxData
This alarm monitors data activity on the transmit data interface: Select Masked, Activity,
or AIS.
RxData This alarm monitors the received data activity: Select Masked, Activity, or AIS.
Eb/No
Threshold
This alarm monitors the receive Eb/No of the demodulator and compares it to the Eb/No
threshold value: Select Masked or Active.
Demod Faults This alarm will mask all demod faults and alarms: Select Masked or Active.
When selecting masked for a given alarm, if the condition occurs the alarm will not be set.
Activity or active means the alarm is enabled. AIS (Alarm Indication Signaling) will put out
all ones, allowing the connected equipment to recognize that there is an alarm condition.
5.2.3.10 CONFIG: Reset
Are you sure that you want to default
the modem configuration? No (

E)
Use the

arrow keys to select No to retain all current configuration settings and return to
the CONFIG: menu, and then press [ENT] .
Otherwise, select Yes to immediately reboot the modem with is factory-shipped settings.