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D-Link DIR-890L Troubleshooting

Released in 2015, the D-Link DIR-890L is a Tri-Band AC3200 Wireless Router capable of delivering speeds up to 3.2Gbps

The router will not respond or show any signs of powering on

Check to see if the router is switched on. Locate the black button labeled POWER behind the router and press it momentarily.

Check to make sure the power adapter is plugged into a functioning electrical outlet. If it is, and the adapter is plugged in to the power adapter port on the router, you may have a faulty power adapter cord. Consider replacing the power adapter cord by buying a new one. If that does not work, replace the power adapter port on the router by following this guide.

If you cannot press the power switch, it is broken. Replace the power switch by following this guide.

The wifi is not showing up on device, appears to not be able to connect.

Try unplugging the router, waiting a minute, and then plugging it back into the power outlet or adapter (whichever one is more accessible). If that does not work, replace the reset button by followingthis guide.

Conflicting signals may be responsible for connectivity issues. Try turning off all wireless devices and restart the router by unplugging it from the power outlet, waiting a minute, and then plugging it back in again.

If you are connected to the 5GHz band, try reconnecting to the 2.4GHz band and check the connectivity. If you are connected to the 2.4GHz band on the router, try moving closer to the router or move the router closer to your device. Then restart the router to reconnect.

Unplug the ethernet cord, and then plug it back in. Press the reset button on the back of the router. If the reset button is broken, followthis guide.

If your device is still not connecting to the router, a component may be broken inside on the mother board. Followthis guide to replace the mother board.

The lights on the router are not visible despite the router being powered on.

Restart the router by unplugging it for one minute, then plugging it in and turning it on.

The router is showing up on the device, yet I still cannot connect to the internet.

If the internet connection is weak or disconnected, try moving your device closer to the router to regain connection.

Restart the internet connection by unplugging and plugging the ethernet cord back in to the router. Make sure the ethernet cord is fully plugged in. You can also reset the router back to factory settings by pressing and holding the reset button for at least 5 seconds. If the reset button is broken, followthis guide.

Your D-Link DIR-890L is getting overly hot while powered on.

Take apart the top of the router using this guide. Make sure the heat sink is attached to the motherboard. If the heat sink has dust or dirt on it, clean the heat sink using compressed air.

The heat sink is broken, and not cooling down the router properly. Replace the heat sink by following this guide.

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