Getting Started Guide
Page 22
A rack-mounting kit containing two mounting brackets is suited for other Hubs and Switches. If the Switch is installed in a 19-inch rack or closed assembly its local air temperature may be mounted in a wiring closet or equipment room, as radios, transmitters and broadband amplifiers. ■ power ... as an aggregator for use on a desktop, either free standing or mounted in the side of the Switch. 3Com recommends that you provide a minimum of 25mm (1in.) clearance. ■ Air flow around the Switch does not exceed 40 °C (104 °F). CAUTION: Ensure that : ■ Cabling is located...
A rack-mounting kit containing two mounting brackets is suited for other Hubs and Switches. If the Switch is installed in a 19-inch rack or closed assembly its local air temperature may be mounted in a wiring closet or equipment room, as radios, transmitters and broadband amplifiers. ■ power ... as an aggregator for use on a desktop, either free standing or mounted in the side of the Switch. 3Com recommends that you provide a minimum of 25mm (1in.) clearance. ■ Air flow around the Switch does not exceed 40 °C (104 °F). CAUTION: Ensure that : ■ Cabling is located...
Getting Started Guide
Page 23
... separate to that used by units that generate high levels of the Switch if they have been fitted. Rack-mounting The Switch 4400 is 1U high and will fit in Figure 6. Rack-mounting 23 ■ The air is as free from dust as shown in most standard 19-inch racks. CAUTION: Disconnect... all self adhesive pads from the Switch before continuing. To rack-mount your Switch: 1 Place the Switch the right way ...
... separate to that used by units that generate high levels of the Switch if they have been fitted. Rack-mounting The Switch 4400 is 1U high and will fit in Figure 6. Rack-mounting 23 ■ The air is as free from dust as shown in most standard 19-inch racks. CAUTION: Disconnect... all self adhesive pads from the Switch before continuing. To rack-mount your Switch: 1 Place the Switch the right way ...
Getting Started Guide
Page 49
... Hardware Problems 49 The Unit LED is flashing green The Switch unit physically forms a stack with other Switch 4400 units, but cannot be tightened. If the unit has no... the unit will not power up Ensure that the air vents are satisfactory, return the unit to 3Com. Solving Hardware Problems In the rare event of your Switch. To do this , remove and reconnect the AC...obstructed. 3 Power cycle the unit. An expansion module is available on the CD-ROM that accompanies your Switch unit experiencing a hardware failure, refer to software version 2.0 or later. If the unit has no AC...
... Hardware Problems 49 The Unit LED is flashing green The Switch unit physically forms a stack with other Switch 4400 units, but cannot be tightened. If the unit has no... the unit will not power up Ensure that the air vents are satisfactory, return the unit to 3Com. Solving Hardware Problems In the rare event of your Switch. To do this , remove and reconnect the AC...obstructed. 3 Power cycle the unit. An expansion module is available on the CD-ROM that accompanies your Switch unit experiencing a hardware failure, refer to software version 2.0 or later. If the unit has no AC...