TP-Link T1500G-10MPS T1500G-10MPSUN V1 Installation Guide - Page 24

Smart PoE+ Switch Appendix A Troubleshooting Q1. The PWR LED is not lit The PWR LED should be lit up when the power system works normally. If the PWR LED worked abnormally, please check as follows: 1. Make sure that the power cable is connected properly, and the power contact is normal. 2. Make sure the voltage of the power supply meets the requirement of the input voltage of the switch. Q2. The Speed or PoE LED is not lit when a device is connected to the corresponding port Please check as follows: 1. Make sure that the cable connectors are firmly plugged into the switch and the device. 2. Make sure the connected device is turned on and working well. 3. The cable must be less than 100 meters long (328 feet). ■■ For more troubleshooting help, go to: http://www.tp-link.com/en/support/faq ■■ To download the latest Firmware, Driver, Utility and User Guide, go to: http://www.tp-link.com/en/support/download 18 Troubleshooting