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Chapter 2
Installation
If the LED is off, the target device might not be turned on, there might be a cable problem, or there might
be problem with the adapter installed in the target device. See
solutions to cabling problems.
Figure 2-43 Connecting to a Fiber-Optic SFP Module Port
If necessary, reconfigure and restart the switch or target device.
Step 5
Connecting to 1000BASE-T SFP Modules
Follow these steps to connect a Category 5 cable to a 1000BASE-T SFP module:
To prevent ESD damage, follow your normal board and component handling procedures.
Caution
When connecting to servers, workstations, and routers, insert a four twisted-pair, straight-through cable
Step 1
in the RJ-45 connector. When connecting to switches or repeaters, insert a four twisted-pair, crossover
cable.
Note
When connecting to a 1000BASE-T device, be sure to use a four twisted-pair, Category 5 cable.
Figure 2-44 Connecting to a 1000BASE-T SFP Module
Step 2
Insert the other cable end in an RJ-45 connector on a target device.
Step 3
Observe the port status LED.
The LED turns green when the switch and the target device have an established link.
OL-6156-01
1 9 2 0
2 1 2 2
2 3 2 4
C a ta ly s
t 2 9 5 0
SE RI ES
1
1
Cable
1 9 2 0
2 1 2 2
2 3 2 4
C a ta ly s
t 2 9 5 0
SE RI ES
1
1
RJ-45 cable
L R E
2
2
L R E
2
2
Catalyst 2950 Switch Hardware Installation Guide
Connecting to SFP Modules
Chapter 3, "Troubleshooting,"
for
2-39
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