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SLM-3650 Satellite Modem
Operation
3.4.6
Function Select: Configuration: Flex Mux
Optional/Conditional: This menu is available only if the optional FLEX MUX card
is installed, and Modem Type = CUSTOM with Overhead Type = FLEX MUX.
Flex Mux is offered as a factory or field installed interface. Simultaneous operation of a
main data channel and three overhead channels are supported. The main data channel is a
G.703 type electrical interface at E1 (2048 kbps) or T1 (1544 kbps) terrestrial data rate
and supports both pass through and D&I modes of operation. AUPC, ASYNC data and
voice channels are supported in the three overhead channels.
Channel (Main Data) # 1: G.703, E1 or T1
Channel (Overhead) # 2: ADPCM (Audio)
Channel (Overhead) # 3: EIA-232, EIA-422 or AUPC
Channel (Overhead) # 4: EIA-232, EIA-485 or AUPC
Refer to Figure 3-9.
TX CHAN # 1 MODE
TX CHAN # 1 DR
TX CHAN # 2 MODE
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Programs the TX Channel # 1 MODE.
D&I Enabled
T1/E1 Enabled
Disabled
Press[←] or [→] to move the flashing cursor, and [↑] or [↓] to increment or decrement the selected
kbps. Press [ENTER] to execute the change.
Programs the TX Channel # 1 DR.
TX Channel 1 Data Rates:
1544 kbps or 2048 kbps for bypass
N * 64.0 kbps for D&I
Note: Not displayed if Disabled is selected.
Press[←] or [→] to move the flashing cursor, and [↑] or [↓] to increment or decrement the selected
kbps. Press [ENTER] to execute the change.
Programs the TX Channel # 2 MODE.
ADPCM Enabled
ADPCM Disabled
Note: Allows ADPCM 32 kbps operation.
Press[←] or [→] to move the flashing cursor, and [↑] or [↓] to increment or decrement the selected
kbps. Press [ENTER] to execute the change.
3–32
Revision 3
MN/SLM3650.IOM
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