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Chapter 4
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Installation instructions
3500782-0001 Revision E
Connecting power leads to the Hughes 9502 IDU
Once the ODU is properly connected, you can then connect the power leads
(po and negative -) from the power source to the 9502 IDU power connector.
The IDU is clearly marked for positive and negative leads and the IDU is designed for
a nominal 12Vdc and 24Vdc voltage and is protected from reverse polarity. The
maximum current draw is 1.5A at 12V, 0.75A at 24V.
Figure 34: Power connector
Insert the positive lead into the positive terminal jack and tighten the screw. Then
connect the negative lead into the negative terminal jack and tighten the screw (see
Important Note:
•
Ensure the power source is turned off before connecting the power leads
to the 9502 IDU
•
Ensure that the screws are tightened to where the power leads cannot
fall out