TP-Link TL-SG1008PE Installation Guide - Page 23

Troubleshooting

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Appendix A Troubleshooting Gigabit Unmanaged Switch QQQQ The Power LED is not lit The Power LED should be lit up when the power system works normally. If the Power LED worked abnormally, please check as follows: 111 Make sure that the power cable is connected properly, and the power contact is normal. 222 Make sure the voltage of the power supply meets the requirement of the input voltage of the Switch. QQQQ The Link/Act LED is not lit when a device is connected to the corresponding port Please check as follows: 111 Make sure that the cable connectors are firmly plugged into the Switch and the device. 222 Make sure the connected device is turned on and working well. 333 The cable must be less than 100 meters long(328 feet). Troubleshooting 18

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18
Gigabit Unmanaged Switch
A±±endix A
Troubleshooting
The Power LED is not lit
Qq±
The Power LED should be lit up when the power system works normally. If
the Power LED worked abnormally, please check as follows:
Make sure that the power cable is connected properly, and the power
1.
contact is normal.
Make sure the voltage of the power supply meets the requirement of the
2.
input voltage of the Switch.
The Link/Act LED is not lit when a device is connected to the
Q²±
corres±onding ±ort
Please check as follows:
Make sure that the cable connectors are firmly plugged into the Switch
1.
and the device.
Make sure the connected device is turned on and working well.
2.
The cable must be less than 100 meters long(328 feet±.
3.
Troubleshooting