Power Interface Module - Optional 24V Dc Unit; Dc Operation - Replace The Fuses; Dc Operation - Apply Power - Comtech EF Data SLM-5650A Installation And Operation Manual

4.2.1.2 Power Interface Module – Optional 24V DC Unit
Contact Comtech EF Data Product Support for detailed information about connecting and
supplying power, and replacing the fuses for the optional DC-powered SLM-5650A.
4.2.1.2.1 DC Operation – Replace the Fuses
DISCONNECT THE POWER SUPPLY BEFORE PROCEEDING!
FOR CONTINUED OPERATOR SAFETY, ALWAYS REPLACE THE FUSES
WITH THE CORRECT TYPE AND RATING.
For DC operation, the fuses are located on the rear panel in individual screw-in receptacles found
adjacent to the terminal block.
Do these steps to replace the DC fuses:
1. Disconnect the power supply leads.
2. Unscrew either fuse holder from its receptacle.
3. Remove and replace the fuses as needed.
4. Screw the fuse holder back into its receptacle.
4.2.1.2.2 DC Operation – Apply Power
Do these steps to apply DC power to the unit:
Number 18 AWG minimum wires are recommended.
1. Connect the user-supplied (+) and (–) DC power leads to their respective terminals.
2. Connect the user-supplied DC power leads to the user power source.
3. Energize the power source.
4. Switch the unit ON.
Rear Panel Connectors 4–15
SLM-5650A Satellite Modem
Revision 10
MN-SLM-5650A