How to Solve Honeywell Thermostat Blank Screen

2 min read

You may have a thermostat at home to manage the temperature. Unfortunately, it does not work anymore, and you see Honeywell Thermostat Blank Screen. This is not serious problem if you only forget to switch on the power button. The problem is solved, and you can add setting or start by the default.

Honeywell Thermostat Blank Screen

On the other hand, the situation is not as simple as you see if after turning the thermostat, the screen is still in blank mode. Moreover, there is no response at all. In this situation, you should find the issue and try few methods for solving the problem. Check the following section for more explanation.

Honeywell Thermostat Blank Screen no Batteries

The simplest way for solving Honeywell Thermostat Blank Screen is by removing the batteries from thermostat. Follow the below steps for adding the batteries into thermostat.

Open battery area

Take the device and open the battery area. It is on the back or front depending on model. You must be careful when remove the door. If having any issues, you can knock it slowly and let the door slide away easily.

Add new batteries

You can buy new batteries and make sure the model is right. Few people do not know what kind of battery for their thermostat. Usually, the model is AAA or AA for this kind of device. You can buy one or two depending on the model. After the battery is ready, insert it slowly and make sure you put it in the right direction.

Press power button

Close the door and press the power button. Blank screen starts to lit, and will you see the menu. Therefore, the problem is solved and you can set the thermostat immediately.

Honeywell Thermostat Blank Screen Reset

You can try some methods for solving Honeywell Thermostat Blank Screen. In general, just start by finding the reasons why this device has blank screen.

Honeywell Thermostat Blank Screen Reset

Check the below list for more information.

Dead batteries

Thermostat relies on the electricity as power source. Battery is the most common one as it is simple and easy to install. After one month, the device may have power issue. The loading takes long time and you often see the glitch. This situation is a sign that the batteries are no longer in full capacity. Thermostat cannot get enough power, and the dead batteries will lead to the blank screen.

Read : Honeywell Thermostat Flashing Heat On

Wiring problem or no wiring

Some models do not use battery. They rely on the wiring directly from thermostat into electrical power. Sometimes, it uses simple socket and you just plug it. Firstly, you need to check that the electricity in your house is normal. If everything is fine, the problem should be wiring in the thermostat itself. You must ask professional help if the Honeywell thermostat screens not responding.

Safety switch is off

Thermostat is a part in the system that maintains the temperature and heat. It can be integrated if you use single switch for controlling everything. When the safety switch is off, this device is in black screen mode. The solution is to go to the safety switch and turn back into normal state. Therefore, you can solve the Honeywell Thermostat Blank Screen.

Blank screen is not a big deal if you know how to solve it. Thermostat is not complicated device, but it still requires attention. The blank screen indicates there is no power. That’s common sense, and the solution is to bring back the power into this device.

For your information, the thermostat will reset all settings after it back into normal state. In this case, you must add the setting from beginning. The data and schedules are deleted automatically when the device is in off mode.

Honeywell Thermostat Blank Screen after Changing Batteries

You may have thermostat with batteries as power source. After replacing the batteries, there is still no sign on its screen. You see the blank screen and no power at all. Some indications will be useful to know what happens.

Batteries are improperly installed

You may place the batteries in wrong direction. This is common situation, and you just need to turn them into normal one. Make sure the battery is new to guarantee the capacity.

Mechanical disruption

The problem may be in the mechanical disruption, which means the thermostat is broken. You should try everything from various batteries, and the result is similar. It must be the Honeywell thermostat display problems.

You may face Honeywell Thermostat Blank Screen problem since your device is the old model. In this case, you cannot do anything except buying the new device. That’s all information you should know when your thermostat turns into blank screen.