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Cisco MGX 8950 Hardware Installation Guide
Release 3, Part Number 78-14147-02 Rev. A0, November 2002
Chapter 1 Product Overview
System Hardware Components
AC Power Supply Tray
The Cisco MGX 8950 can accept power from a 220 VAC (180–254 VAC) source that connects to an
optional AC power supply tray, shown in
Figure 1-29. The optional AC power supply tray houses up to
six AC power supplies and is installed directly below the air intake plenum. The AC power supplies
convert 220 VAC to –48 VDC power for the switch.
Figure 1-29 Optional AC Power Supply Tray
Note Figure 1-29 shows only four AC power supplies installed in the AC power supply tray.
1 Release 3 Front flange
2 Blank panel 4 Air intake grille
84459
1200W
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C
A
C
1200W
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C
A
C
1200W
DC
AC
1200W
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C
4 3
1 2