3Com 4210 Getting Started page 9

Rear panel
Figure 4 The Switch 4210 9-port PWR model's rear panel
(1) AC power socket
Side panel
Each Switch 4210 9-port PWR provides a security slot through which you can lock
the device together with an irremovable object to prevent theft. The security slot is
located on the left side panel, as shown in Figure 7.
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If the left screw hole above the security slot is used, the security slot cannot be
used.
Power system
Switch 4210 PWR 9-port units are able to power attached devices using standard
802.3af Power over Ethernet. The total available power for PoE on this model is
70W, enough to power four ports at full 15.4W required of the PoE standard.
Each Switch 4210 9-port PWR unit supports AC input.
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Cooling system
The Switch 4210 9-port PWR units each run two fans for heat dissipation.
Switch 4210 PWR Front panel
18-port
Switch 4210s 18-port PWR each provide sixteen 10/100Base-TX autosensing
Ethernet ports, two 10/100/1000Base-T Ethernet ports, two 100/1000Base SFP
ports, and one Console port. Each SFP port and the corresponding
10/100/1000BASE-T Ethernet port form a Combo port. For each Combo port,
either the SFP port or the corresponding 10/100/1000BASE-T Ethernet port can be
used at a time.
Figure 5 shows the front panel of a Switch 4210 18-port PWR.
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Rated Voltage Range: 100 VAC to 240 VAC, 50 Hz/60 Hz
Input voltage range: 90 VAC to 264 VAC, 47 HZ to 63 Hz
Introduction to the Switch 4210 Family PWR Switches
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