Jumper Selection; Figure A-21. Asi/Lvds Jumper Selection; A.8.3.1 Jumper Selection - Comtech EF Data SDM-2020 Installation And Operation Manual

SDM-2020 Satellite Demodulator
A.8.3.1

Jumper Selection

There are jumpers located on the ASI/LVDS card that require proper selection. See
Figure A-21. A description of the jumpers and application data is as follows:
•
•
•
Jumper
JP1
JP2, JP3, and JP4
Rev.3
J7
J6
JP2
• • • • • • • • • • • •
J5
JP3 JP4
J4
J3

Figure A-21. ASI/LVDS Jumper Selection

Selects whether the LVDS-DVB connector, J6, operates as input or
an output
A single jumper is placed on JP2, JP3, or JP4.
JP1
• •
• • • •
• •
• • • •
• • • •
• •
• • • •
• • • •
Description
Data Interfaces
Jumper In
OFF
Position
• •
• •
Jumper In
ON
Position
• •
• •
A–69