Comtech EF Data DT-4572 Installation And Operation Manual page 203

DT-4572 X-Band Down Converter
Appendix B
b. Set the Address (Chain Position) to match the faulted unit;
c. Set the correct frequency and attenuation.
3. Turn OFF the replacement unit power and disconnect the power cord.
4. Remove the existing module (IOM, RSM, TSM, etc.) from the new unit.
5. Carefully install the new unit into the rack.
6. Plug the existing module in the rack into the replacement unit, and
finger-tighten the module thumbscrews.
7. Plug the power cord back into the replacement unit, and turn the power
ON.
8. Un-force the backup.
B–7
MN/DT4572.IOM
Revision 1