TP-Link tl-sg1048 manual Appendix A Troubleshooting, QQQQ The Power LED is not lit

Models: tl-sg1048

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Appendix A Troubleshooting

Gigabit Unmanaged Switch

Appendix A Troubleshooting

QQQQThe 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:

111Make sure that the power cable is connected properly, and the power contact is normal.

222Make sure the voltage of the power supply meets the requirement of the input voltage of the Switch.

QQQQThe Link/Act LED is not lit when a device is connected to the corresponding port

Please check as follows:

111Make sure that the cable connectors are firmly plugged into the switch and the device.

222Make sure the connected device is turned on and working well.

333The cable must be less than 100 meters long(328 feet\.

21 QQQQThe Power LED is not lit Troubleshooting

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TP-Link tl-sg1048 manual Appendix A Troubleshooting, QQQQ The Power LED is not lit