Specifications

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WARNING: Disconnect primary power prior to servicing.
Section 3 Operation
Platinum VAX-C Series
3.13 Status Screens - CTTB/CMMB Modulation
Figure 3-64 on left - CTTB Main Status Screen on right - CTTB Modulator Status Screen 1
Figure 3-65 Xmtr Home>Exciter Home>Status>CTTB Modulator (screen 1)
Field Explanation
ASI Input Loss
Primary
Display only showing the status of the primary transport stream (ASI 1).
Red = loss of transport stream, Green = transport stream present.
ASI Input Loss
Auxiliary
Display only showing the status of the auxiliary transport stream (ASI 2).
Red = loss of transport stream, Green = transport stream present.
SIP Status : Displays status of this parameter.
Power-On Input Displays the selected transport stream (primary of secondary).
Active Input Displays the selected transport stream (primary or secondary) which is
active (on the air).
Switching Mode Possibilities are Automatic or Manual. Displays the selected transport
stream switch mode. If in the automatic mode and the current ASI stream
has an issue or drops out, and the Auxiliary Input is set to Yes, the system
will switch to the auxiliary ASI stream if it is available and good.
Network Operation Displays the network configuration mode MFN (multiple frequency
network) or SFN (single frequency network).
Auxiliary Input Indicates yes or no. If yes is selected the exciter can be made to switch to
an auxiliary input if the active input faults or drops out.
Softkeys
Export Fault Log Save fault log to file for export. Use File>Save Page to save HTML or
text.
Setup Displays Setup screen.