Comtech EF Data CDM-550T User Manual
Page 32
CDM-550T Satellite Modem
Revision 3
Physical Description
MN/CDM550T.IOM
4–4
The pinout details for this connector are provided in the next chapter.
The Remote Control connector is a 9 pin 'D' type female (DB9-M). Access is provided to remote
control ports of the modem, both RS-232 and RS-485. The pinout details for this connector are
provided in the next section.
The Auxiliary Serial connector is an HE1402 3 pin header. A suitable mate for this connector is
AMP part number 281838-3, with three crimp pins, AMP part number 182734-2, also required.
This is an additional RS-232 serial port, which is only used when the modem is part of a 1:1 pair,
at the distant-end of a link, and when both units are defined as EDMAC slaves. The pinout details
for this connector are provided in the next section.