Cisco 3750G-12S - Catalyst Switch - Stackable Hardware Installation Manual page 80

Connecting to an SFP Module
Do not remove the rubber plugs from the SFP module port or the rubber caps from the fiber-optic cable
Caution
until you are ready to connect the cable. The plugs and caps protect the SFP module ports and cables
from contamination and ambient light.
Before you connect the switch to the SFP module, be sure that you understand the port and cabling
stipulations in
page 1-12.
Step 1 Remove the rubber plugs from the module port and fiber-optic cable, and store them for future use.
Step 2 Insert one end of the fiber-optic cable into the SFP module port (see
Step 3 Insert the other cable end into a fiber-optic receptacle on a target device.
Observe the port status LED.
Step 4
The LED turns green when the switch and the target device have an established link.
•
The LED turns amber while the STP discovers the network topology and searches for loops. This
•
process takes about 30 seconds, and then the port LED turns green.
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
for solutions to cabling problems.
Figure 2-56
13 X
14 X
1
LC connector
If necessary, reconfigure and restart the switch or target device.
Step 5
For detailed instructions on removing the SFP modules, see your SFP documentation.
Caution
Catalyst 3750 Switch Hardware Installation Guide
2-42
"Installation Guidelines" section on page 2-6
Connecting to an SFP Module Port
13
14
15
16
17
18
19
20
21
22
23
24
1
C a ta ly s t
3 7 5 0
S E R IE S
23 X
1
24 X
2
Chapter 2 Switch Installation
and in the "SFP Module Slots" section on
Figure 2-56).
Chapter 3, "Troubleshooting,"
OL-6336-10