253Installing the Dell™ PowerConnect™ 27XXThis chapter contains information about unpacking, installation procedures, and how to makecable and port connections for the PowerConnect 2708, 2716, 2724, and 2748 devices.Installation PrecautionsCAUTION: Before performing any of the following procedures, read and follow the safety instructionslocated in theProduct Information Guide.CAUTION: Observe the following points before performing the procedures in this section:• Observe and follow the service markings. Do not service any Ethernet device except asexplained in the system documentation. Opening or removing covers marked with atriangular symbol with a lighting bolt may cause electrical shock. These components are to beserviced by trained service technicians only.• Ensure that the Ethernet device is not exposed to water.• Ensure that the Ethernet device is not exposed to radiators or heat sources.• Do not push foreign objects into the device’s hardware enclosure, as it may cause a fire orelectric shock.• Use the Ethernet device only with approved equipment.• Allow the Ethernet device to cool before removing covers or touching internal equipment.• Ensure that the airflow around the front, sides, and back of the device chassis is not restricted.OverviewThe PowerConnect 2708/2716/2724/2748 are standard 1U chassis high, 19-inch rack-mountabledevices.The process of installing the PowerConnect switch consists of both hardware and softwareinstructions. The process consists of physically installing these devices and configuring them.The switch is delivered from the factory in Unmanaged Mode. If the user wishes to use the switchas an unmanaged switch, they can simply plug the switch in and start using it. No configuration isnecessary. If the user wishes to use the switch as a managed switch, they need to change the switch