Exicom Limited EX7100-1 Manual Do Utilizador
EX7100 Technical Manual - Appendix A
©1999 Exicom Technologies (1996) Ltd
A-1
Issue 2 – February 2001
Appendix A
Connector Pin Information
A.1 LMS
This 9-pin (DB9) socket allows connection of the ELMS Link Management system, as well
as networking of multiple terminals via the system’s RS-485 Bus.
as networking of multiple terminals via the system’s RS-485 Bus.
A.2 Control
This 9-pin (DB9) socket is used in repeater configuration, to connect two EX7100
terminals back-to-back. Note: Incorrect use of this connector will cause the EX7100 to fail.
Use only as directed.
terminals back-to-back. Note: Incorrect use of this connector will cause the EX7100 to fail.
Use only as directed.
Note: Connecting pins 6 and 7 to two channels of an oscilloscope, set in XY mode, will
allow monitoring of the received demodulated QAM constellation.
allow monitoring of the received demodulated QAM constellation.