Dc Operation - Apply Power; Unit Ground Connection - Comtech EF Data UT-4579 Installation And Operation Manual

UT-4579 X-Band Up Converter
Front and Rear Panel Connectors
4.2.1.2.2 DC Operation – Apply Power
Figure 4-11. Apply DC Power to the Unit
Do these steps to apply DC power to the unit (Figure 4-11):
1. Connect the user-supplied '-48' (+) and 'GND' (–) DC power leads to their
respective terminals.
Number 18 AWG minimum wires are recommended.
2. Connect the user-supplied DC power leads to the user power source.
3. Energize the power source.
4. Switch the unit ON.
4.2.2

Unit Ground Connection

Figure 4-12. Unit Ground Connection
CAUTION
PROPER GROUNDING PROTECTION IS REQUIRED. You must connect the
equipment to the protective earth connection at all times. Use this
ground stud during installation, configuration, and operation.
The AC power interface provides the safety ground.
As shown in Figure 4-5 and Figure 4-12 (Item 10): Use this #10-32 stud, located
at the right side of the rear panel, for connecting a common chassis ground
among equipment.
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MN/UT4579.IOM
Revision 1