Comtech EF Data C5 - Manual (Page 254)

Options C5/K1/K3 Integrated Satellite Terminal System
A–10 Rev. 0
A.2.1.2 Remote AUPC
This feature allows the user to monitor and control a remote modem location using the
front panel or serial port of the local modem. The operator can set or reset the following
commands:
! Baseband loopback
! TX 2047 pattern
! AUPC enable
The user can remotely monitor the receive 2047 BER. Refer to Appendix B for a
description of remote operation.
A.2.1.3 Theory of Operation
A.2.1.3.1 Terrestrial Data Interfaces
Two I/O interfaces are provided for the terrestrial data source: EIA-422 and V.35. The
operator must select the terrestrial interface type from the front panel under the Utility
Interface menu. Once selected, I/O data is routed to and from the appropriate drivers and
receivers.
A.2.1.3.2 ASYNC Data Interfaces
The EIA-485 and EIA-232 I/O interfaces are provided for the ASYNC data source. The
operator must select the ASYNC data interface type from the front panel under the Utility
Interface menu. Once selected, the I/O data is routed to and from the appropriate drivers
and receivers.