Nortel Networks 1750 Installing the chassis in an equipment rack, Rack-mount recommendations

42 Chapter 2 Nortel VPN Router 1750 chassis

Installing the chassis in an equipment rack

To mount the VPN Router 1750 in an equipment rack, you need the following equipment:

•standard 19-inch equipment rack

•four screws (supplied with the chassis)

•four cage nuts (supplied with the chassis) if the rack does not have threaded rail holes

•a #2 Phillips screwdriver

Rack-mount recommendations

When you mount the chassis in the equipment rack, observe the following standard recommendations:

•The maximum recommended ambient temperature is 40oC (104oF). Ensure that the internal temperature of the rack does not exceed 40oC (104oF).

•Do not block the power supply vents or otherwise restrict air flow when you install the chassis in the rack.

•Stabilize the rack so that it does not tip over under the weight of the gateway and other devices.

•Before you install and turn on the gateway, ensure that the electrical branch circuits can handle the VPN Router 1750 and other units in the rack.

•Maintain a reliable earth-ground path in the rack system. You must connect the gateway to an earth ground.

Attaching the shelf in the equipment rack

The VPN Router 1750 ships with a rack-mount shelf to support the chassis in the equipment rack.

To attach the shelf to the inside of the equipment rack, perform the following steps:

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