3com 3CDSG8 User Guide
Getting Started
9
LED Label
Status
Description
Power
Power
Green
The power adapter is providing power to the switch
OFF
The power adapter is not connected correctly or has failed.
System
System
Green
The switch is operating normally. Flashes green when the
switch is performing power-on self test (POST) or upgrading
firmware.
switch is performing power-on self test (POST) or upgrading
firmware.
Yellow
The switch has failed POST or the software image is corrupt.
Consult troubleshooting section.
Consult troubleshooting section.
SFP Module Active
Module
Active
Active
Green
The SFP module is inserted and recognised.
OFF
The SFP module is inserted without link, no SFP module is
inserted or the SFP module is not recognized
inserted or the SFP module is not recognized
10/100/1000 BASE-
T Ethernet Port
Status
T Ethernet Port
Status
Port Status
Green
The port is connected at 1000Mbps. The LED flashed when
traffic is transmitted or received.
traffic is transmitted or received.
Yellow
The port is connected at 10 or 100Mbps. The LED flashed
when traffic is transmitted or received.
when traffic is transmitted or received.
OFF
The port is not connected
SFP Ethernet Port
Status
Status
Port Status
8/SFP
8/SFP
Green
The SFP module has a valid link. The LED flashed when traffic
is transmitted or received.
is transmitted or received.
OFF
The SFP Module has no link.
Duplex Mode
Duplex
Yellow
The port is in full duplex
OFF
The port is not connected, or is connected at half duplex.
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System Specifications
Table 3 contains the system specifications of the OfficeConnect Managed Gigabit series switch.
Table 3 System specifications of the Switch
OfficeConnect Managed Gigabit
series switch
Specification
Switch OfficeConnect Managed Gigabit 3CDSG8
Physical dimensions
225 x 135 x 27 mm (8.9 x 5.3 x 1.06 in.)
Weight (Unpackaged)
0.57 kg (1.25 lb)
Console port
One RJ-45 Console port
Gigabit Ethernet ports
8 × 10/100/1000 Mbps Ethernet ports including one shared dual
personality Gigabit SFP port
personality Gigabit SFP port
DC Input voltage
Rated voltage range: 12V DC, 1A maximum
Power consumption
23.9 BTU/hr (7.6 Watts)
Operating temperature
0 to 40 °C (32 to 113 °F)
Relative humidity
10 to 90% non-condensing
Additional specifications can be found in Chapter 14 “Device Specifications and Features”