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Cisco MGX 8800/8900 Series Hardware Installation Guide
Releases 2 - 5.2, Part Number OL-4545-01, Rev. H0, May 2006
Chapter5 Installing the Cisco MGX Switch or Gateway
Installing the MGX 8950 Switch
Figure5-60 AC Power Connections (with redundant power supply)
Connect DC Power to the Switch
Complete the following steps to connect DC power to the switch:
Note Connect the MGX 8950 switch only to a –48 VDC source that complies with the Safety Extra Low
Voltage (SELV) requirements in IEC 60950/EN 60950.
If you are installing redundant DC PEMs, you can connect to the same power source if you do not requir e
the additional fault tolerance offered when using separate power sources.
Step1 Verify that the power source to the switch is turned off and that the circuit breaker on the DC PEM is off.
AC IN
AC IN
DC OUT
AC IN
AC IN
DC OUT
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To outlet
To outlet