Power Considerations; Oms 870 Installation - Ericsson Marconi OMS 870 Quick Reference Manual

Marconi OMS 870 R3.0 Quick Reference Guide
For location of the power connector on the OMS 870, see Figure 1
Figure 1 Location of the power connector on the OMS 870
1.4.4

Power Considerations

The OMS 870 can be powered using a regular telecommunication
power supply of –48 VDC with a VDC return. Two independent
power supplies can be attached to the OMS 870 equipment. If two
different supplies are used, they should be independently powered.
1.5

OMS 870 Installation

Use the following procedures to install The OMS 870 in an
equipment rack, verify that at least 3 RU of space is available.
When installing the OMS 870, you can also use the extension
brackets, included in the OMS 870 accessory kit, to convert a 485-
mm (19-inch) rack to a 600-mm (23.6-inch) rack.
T I P !
Wear a grounding wrist strap while unpacking,handling and
interconnecting the OMS 870 equipment modules, to discharge
any static buildup.
1-8
1 RU is 44.45 mm.
Caution!
1/1531-CRA 119 0513/30 Uen A 2007-11-15