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Magnum 4K220 Switches Installation and User Guide
rear. Fan-driven cooling air flows left to right.
Fig. 2.2.1: Magnum 4K220CR "Reverse" model, front LEDs and
connections in Rear , AC power supply version
2.2.2:
Magnum 4K220CR "Reverse" model, front LEDs and
connections in Rear , -48VDC optional power supply version
(-) GND (+)
48V DC
Magnum 4K220R-Series
Ethernet 10/100 Switch
Col/FDX
Col/FDX
The Magnum 4K220CR-48VDC has the LEDs on the front panel, and all
the connecting ports and power feeds are in the back. This is convenient for rack-
mounting where cabling is accessed from the rear of the rack while the operating status
LEDs are monitored from the front. Typically such arrangements are found in telco rack
installations.
The Magnum 4K220CR-48VDC is a dual-speed 10/100Mbps switch. The
switching capability allow the Magnum 4K220CR to support multiple workgroups
smoothly, each with its own switched 100Mbps or 10Mbps domain.
The 4K220CR may be equipped with an optional internal -48VDC power
supply (See Appendix A). There is an additional option of a dual-source -48V input
(See Appendix B). The DC power feed options and the high quality and versatility
make the Magnum 4K220CR a good high-availability choice for network traffic center
www GarrettCom com
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Magnum 4K220R-Series
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Ethernet 10/100 Switch
Power
Col/FDX
Col/FDX
2
4
115-230V~ 50/60 Hz
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Power
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5
(10/04)
100M
Col/FDX
Link/Act
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40
UPLINK
= X
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UPLINK
= X
100M
Col/FDX
Link/Act
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