Network Technologies DVB-ASI to IP Optional DC Power Supply, Pin placement Specification

ASI-IP-GTW User's Manual

Warning: If the terminal screw has to be replaced, use an M4x12mm long pozidrive panhead. Using a longer screw may cause a safety hazard.

1.1.1.17 Connecting the Video Gateway to the AC Power Supply

Warning: Do not overload wall outlets and extension cords as this can result in a risk of fire or electrical shock. As no power switch is fitted in this unit, ensure that the local ac power supply is switch off before connecting the supply cord. The unit is not fitted with an on/off switch. Ensure that the socket-outlet is installed near the equipment so that is easily accessible. Failure to isolate the equipment properly may cause a safety hazard.

To connect the unit to the local AC power supply:

1.Ensure that the local ac power supply is switch OFF.

2.Connect the ac power lead to the Video Gateway mains input connector and then the local mains supply.

2.3.3 Optional DC Power Supply

The ASI-IP-GTW can be delivered with a 48 VDC power supply for use in environments where this is required. The DC power can tolerate a voltage range of 36 – 72 VDC. Please refer to

Appendix B: Technical Specification for a detailed specification of the power supply.

Units delivered with DC power supply, has a 3–pin male power D-SUB connector in stead of the standard Mains Power Connector. Also a female 3-pin D-SUB connector is supplied.

The pin assignment is shown in Table 4.

		Table 4 DC power connector pin assignment
Pin (placement)		Specification
1	(top)	+ (positive terminal)
2	(middle)	- (negative terminal)
3	(bottom)	Chassis Ground

To connect the unit to the local DC power supply:

1.Use a soldering tool to attach the supplied loose female power D- SUB connector to your power leads (not supplied).

2.Connect the power leads to your local power supply.

3.Connect the DC power connector, with attached power leads, to the Video Gateway power input connector.

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