Connect the unit to a 100-240 VAC power source using the appropriate power cord.
The DSR-7401 is engineered for service continuity as programmers phase out SD satellite distribution. dsr-7401 user manual
The manual specifies the voltage and amperage requirements. Most DSR units operate on 12V DC, but polarity is paramount. The documentation provides a clear pinout for the power terminals, ensuring that positive and negative lines are correctly identified. Connect the unit to a 100-240 VAC power
Connect L-band satellite inputs to the four F-type connectors on the rear panel. dsr-7401 user manual