Comtech EF Data SDM-2020 - Manual (Page 161)

SDM-2020 Satellite Modulator Revision 7
ASI/LVDS Data Interfaces MN/SDM2020M.IOM
13-5
13.1.3.1 J
UMPER
S
ELECTION
There are jumpers located on the ASI/LVDS card that require proper selection. See
Figure 13-2. A description of the jumpers and application data is as follows:
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JP1
JP2
JP3 JP4
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Jumper In
ON
Position
J6
J7
J3-B
J4-A
J5 • •
• •
Jumper In
OFF
Position
Figure 13-2. ASI/LVDS Jumper Selection
Jumper Description
JP1 Selects whether the LVDS-DVB connector, J6, operates as input or an output
JP2, JP3, and JP4 A single jumper is placed on JP2, JP3, or JP4.