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Cisco MGX 8950 Hardware Installation Guide
Release 3, Part Number 78-14147-02 Rev. A0, November 2002
Chapter 2 Preparing for Installation
Site Requirements
• Air intake plenum
• AC power supply tray (optional)
Figure 2-3 Cisco MGX 8950 Switch Components
The Cisco MGX 8950 switch and components fit in either a 19-inch wide rack or a 23-inch wide rack
(with extenders installed). See
Table 2-2 for component space requirements within the rack.
43977
A
C
D
C
1200W
A
C
D
C
1200W
A
C
D
C
1200W
A
C
D
C
1200W
A
C
D
C
1200W
A
C
D
C
1200W
A
C
D
C
1200W
A
C
D
C
1200W
Exhaust plenum
3.5 in.
2 RU
1 RU
10 RU
1 RU
3 RU
3 RU
3 RU
Upper fan tray
1.75 in.
Lower fan tray. 1.75 in.
Card cage
17.5 in.
Air intake plenum
5.25 in.
Optional
AC power tray
5.25 in
Optional
AC power tray
5.25 in
Status LEDs
Ta b l e 2-2 Rack Space Requirements
Component Rack Space Height Depth
Exhaust plenum 2 RUs
1
3.50 in. (8.89 cm) 21.5 in. (54.61 cm)
Upper fan tray 1 RU 1.75 in. (4.45 cm) 21.5 in. (54.61 cm)
Cisco MGX 8950 switch 10 RUs 17.5 in. (44.45 cm) 21.5 in. (54.61 cm)