Comtech EF Data DT-4572 Installation And Operation Manual page 193

DT-4572 X-Band Down Converter MN/DT4572.IOM
Appendix A Revision 1
Figure A-13 shows the front panel displays after the BU forces Converter #01
offline. Note the ON LINE LED allows you to tell whether the BU is currently
active and which converter is being bypassed.
Figure A-13. Front Panel Example – Down Converter #01 Forced Backup
A–13