Brocade Communications Systems S3-1002483-03 manual Connecting DC power to a BigIron RX-8 chassis

2 Installing a BigIron RX-8 switch

Connecting DC power to a BigIron RX-8 chassis

You can use a DC power source for the BigIron RX-8 chassis. This is supported through use of a DC-to-DC power supply. DC power must be supplied at 48 V and 30 A. The DC-to-DC supply provides the DC power to the chassis at 12 V and 100 A.

DANGER

The procedure in this section is for qualified service personnel.

Follow the steps given below to connect a DC power source.

1.Use a flat-blade screwdriver to remove the two screws holding the transparent cover over the power supply lugs.

FIGURE 29 The BigIron RX-8 and BigIron RX-16 DC power supply

1

DC IN DC OUT ALM

2

1 Screws holding power lugs 2 Screws holding transparent cover

2.Use a Phillips head screwdriver to remove each of the power lugs.

3.Crimp #8 AWG power supply wire into the power lugs and reconnect the power lugs to the power supply unit.

FIGURE 30 Crimping the power supply wire in the lug

1

1#8 AWG power supply wire

4.Re-attach the transparent cover over the power supply lugs that was removed in step 1.

5.Connect the wire to your DC power source, making sure to connect the -48V cable to the negative terminal on the power supply and the 0V cable to the positive terminal as marked on the power supply.

42	Brocade BigIron RX Series Hardware Installation Guide
	53-1002483-03