Comtech EF Data DMD50 Installation And Operation Manual page 104

DMD50 Universal Satellite Modem
DROP & INSERT (menu)
INSERT MODE
T1/E1 FRAME SRC
TERR STREAMING
ESC CHAN#1 (dB)
ESC CHAN#2 (dB)
GENERAL (menu)
EXT FREQ (MHz)
REF FREQ SRC
REF FREQ (MHz)
TX ASYNC MODE (menu)
TX ASYNC MODE
ES INTERFACE
MN-DMD50– Revision 3
Allows the user to select the Buffer Clock Polarity for the Tx
Terrestrial Clock relative to the Tx Data. If G.703 Interface is
selected, this selection cannot be changed.
{NONE, T1-D4, T1-ESF, PCM-30, PCM-30C, PCM-31,
PCM-31C, T1-D4-S, T1-ESF-S.}
Allows the user to select any of the above.
{INTERNAL, EXTERNAL}
Selects the frame source for T1 or E1 framing.
{BYTE OUTPUT, PACKET OUTPUT} ASI only
Byte output = continuous
Packet output = burst
{-20 to +10 dB}
Allows user to select ESC Voice Channel Gain. Only
displayed when IDR NETWORK and VOICE Channel are
selected.
{-20 to +10 dB}
Allows user to select ESC Voice Channel Gain. Only
displayed when IDR NETWORK and VOICE Channel are
selected.
{Variable Through Data Rate}
Allows the user to select the external clock frequency in MHz.
{INTERNAL, EXTERNAL, HIGH STABILITY}
Allows the user to select the Frequency Reference Source. High
Stability is only displayed if the appropriate hardware is
detected.
Allows the user to select the reference clock frequency in MHz.
{ES-ES, ESC ENHANCED}
ES-ES is the normal IBS Async Channel. ESC Enhanced can be
selected in Closed Net and uses the Overhead Signaling bytes in
the IBS Overhead to pass asynchronous data.
{RS-232, RS-485}
Allows the user to select the interface type.
User Interfaces
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