Dell PowerEdge 1950 Installation Guide

30 Two-Post Rack Installation
Installation Tasks
Installing a two-post rack kit includes performing the following tasks in order:
1 Marking the rack
• Universal-hole spacing rack
• Wide-hole spacing rack
2 Installing the mounting rails in the rack
• Center-mount installation
• Flush-mount installation
3 Installing the system in the rack
4 Routing cables
Marking the Rack
You must allow 1 U (44 mm, or 1.75 inch) of vertical space for each system that you install in the two-post
rack.
Universal-Hole Spacing Racks
Racks with universal-hole spacing have an alternating pattern of three holes per rack unit with center-to-
center hole spacing (beginning at the top hole of a 1-U space) of 15.9 mm, 15.9 mm, and 12.7 mm
(0.625 inch, 0.625 inch, and 0.5 inch) for the front and back vertical column of holes (see Figure 2-2).
Figure 2-2. Two-Post, Open-Frame Relay Rack Universal-Hole Spacing
12.7 mm (0.5 inch)
15.9 mm (0.625 inch)
15.9 mm (0.625 inch)
1 U (44 mm or 1.75 inches)

Dell PowerEdge 1950 Specifications

General

Processor Sockets	2
Chipset	Intel 5000X
Memory Slots	8 DIMM slots
Network	Dual embedded Broadcom NetXtreme II 5708 Gigabit Ethernet
Form Factor	1U Rack
Processor	Intel Xeon 5100, 5300 series
Memory	Up to 32GB DDR2
Storage	SAS or SATA
Drive Bays	Two 3.5" SAS or SATA drives or Four 2.5" SAS or SATA drives
RAID Controller	PERC 5/i, PERC 6/i
Power Supply	670W redundant power supply (optional)
Operating System Support	Microsoft Windows Server, Red Hat Linux, SUSE Linux