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Resolving problems with unlit LED 
indicators on a Linksys switch 
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LED indicators that do not light up when you connect a computer to a port on a Linksys switch 
are caused by several factors such as: 
 i. The Linksys switch is not powered ON 
 ii. Defective Ethernet cable 
iii. The Ethernet cable is not detected due to incompatibility 
iv. Defective or disabled Ethernet adapter on the computer 
 v. The LED indicator of the switch is defective 
vi. The Linksys switch is defective 
To resolve problems with unlit LEDs on a Linksys hub or switch, follow the instructions below: 
The Linksys switch is not powered ON 
Before checking cable connections, make sure that you have connected the power adapter of the 
switch to its power port located on the back panel and that it is plugged in to a power outlet. 
 
NOTE: The switch models SE1500, SE2500, SE2800 and SE4008 have a LED button that 
turns the device ON or OFF. The switch will still work even if the LEDs are switched OFF. 

Summary of content (5 pages)

PAGE 1
Resolving problems with unlit LED indicators on a Linksys switch       Share the Article:  LED indicators that do not light up when you connect a computer to a port on a Linksys switch are caused by several factors such as: i. ii. iii. iv. v. vi.
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Defective Ethernet cable To check if the cable is working or not, try connecting the cable from one (1) port on the switch to another and check if the corresponding LED port status indicators lit up. Otherwise, use another cable to isolate the issue. Make sure that the cable is tightly inserted when connecting to any of the Ethernet ports on the switch. QUICK TIP: If you do not have an extra Ethernet cable, you may purchase from a local electronic shop.
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Step 2: Select Device Manager and on the right pane, select Network adapters. Step 3: Under Network adapters, you will see the Ethernet adapters installed on your computer. Right-click on a particular adapter and select Properties. NOTE: You will see from this window the status of your network adapter if it is working properly or not. For Ethernet adapter driver problems, refer to the adapter manual or contact the manufacturer’s product support.
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The LED lights on the ports may not be functioning. However, this does not mean that the switch port itself is defective. Types of Ethernet Cable used when Connecting a Switch to Another Switch This article will provide you with information regarding which type of cable should be used to connect a Linksys switch to other devices. NOTE: All devices mentioned here are compatible with CAT5, CAT5e and CAT6 Ethernet cables.
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Follow the guidelines below to determine if the Linksys router is working properly when connected to a switch. Check the LED Make sure that the LEDs on the switch are lit and that it corresponds to the port where the router is connected to. For more information about LED port status indicators, click here. Check the IP Address of the connected computer(s) Make sure that the computer connected to the switch is getting an IP Address from the router or the DHCP server.