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Cisco MGX 8850 Multiservice Switch Installation and Configuration
Release 1.1.31, Part Number 78-11223-03 Rev. B0, May 2005
Chapter 4 Enclosure and Card Installation
Install Electrical Connections
Figure 4-15 MGX 8850 with 110 VAC Power Supply
Remove or Replace Cards to 110 VAC Node
To remove and replace cards in the MGX 8850 low-profile AC version, see the “Install the MGX 8850
without a Mechanical Lift (Optional)” section on page 4-8.
Note The card cage for the MGX 8850 low-profile AC version is identical to the standard MGX 8850 card
cage.
Removing 110 VAC Power Supply
The 110 VAC power supplies are accessed from the rear of the unit. The front grill cannot be removed
on this node.
Perform the following steps to remove a 110 VAC power supply.
Step 1 Turn off the power switch on the power supply.
Step 2 Disconnect the AC input power cable from the power supply.
Step 3 Remove the DC power cable from the power supply side. Leave the other side attached to the
motherboard.
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Air intake
Optional door
Card cage (10 RU)
Fan tray (1 RU)
Exhaust plenum (2 RU)
Power tray
(3 RU)
Upper cable
manager
Lower cable
manager