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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 8850 (PXM1E/PXM45) Switch, MGX 8850/B or MGX 8880 Media Gateway
Tip If a component requires more than two screws for installation in the rack or cabinet, install the two
bottom screws first.
Warning
Never attempt to lift the chassis with the handles on the power supplies, fan trays, or the switching
modules. These handles are not designed to support the weight of the chassis. Using them to lift or
support the chassis can result in severe damage to the equipment and serious bodily injury.
Statement 50
Install the Switch in a 19-Inch or 23-Inch Rack
Complete the following steps to install the switch in a 19-inch or 23-inch rack:
Step1 Attach one mid-mounting bracket to each side of the CiscoMGX 8850 switch before installing the unit
in a rack. You need a mounting kit to accommodate a 23-inch rack (Cisco Part Number MGX-MNT23).
Step2 Use a lift to raise the switch to the desired position.
Step3 Place two spacers (about 0.060 inch [1/16 inch] thick by about 2 inches by 30 inches, fabricated from
HDPE, aluminium or cardboard). One spacer should be on the left edge and one on the right edge of
the switch.
Step4 Slide the switch across the spacers and position it in the rack.
Step5 Use the 10-32 truss head screws to secure the switch to the mid-mounting rails.
Install the Switch in a 19-Inch Cabinet
Complete the following steps to install the switch in a 19-inch cabinet:
Step1 Use a lift to raise the switch to the desired position.
Note The rear-mounting brackets cannot be installed before putting a unit in a 19-inch cabinet.
Step2 Place two spacers (about 0.060 inch [1/16 inch] thick by about 2 inches by 30 inches, fabricated from
HDPE, aluminium or cardboard). One spacer should be on the left edge and one on the right edge of
the switch.
Step3 Slide the switch across the spacers and position it in the rack.
Step4 Use the 10-32 truss head screws to secure the switch to the front-mounting rails.
Step5 Attach the rear-mounting brackets to the rack.
Step6 Use the 10-32 truss head screws to secure the switch to the rear-mounting brackets.