T
The Daily Insight

Is FiOS battery necessary

Author

Mia Kelly

Published Feb 15, 2026

The battery is only needed to provide backup power for telephone service. If you unplug the BBU from 110V AC and there is no working battery installed, the ONT will shut down and all FiOS services will stop. In your case, you want to unplug the battery from the BBU but don’t unplug the BBU from the wall.

Will Fios work without battery?

FIOS internet and call will work without a battery in the backup unit, so long as your home has power. If your home were experience a power outage and the battery backup unit was missing a working battery, your FIOS phone (including Emergency 911) and internet service would not work.

Does FIOS ONT need power?

Your ONT requires electricity to operate all Verizon Fios services: ONT plugs directly to an existing electrical outlet at your location. An indicator light lets you know if electrical power is present. During normal operation, the light should be on.

What does the Verizon Fios battery do?

When a fully charged 12-volt battery is installed in the BBU, you will have up to 8 hours of backup power for basic voice service, including calls to 911. Note: Internet and TV service will not be available during a power outage even if a fully charged battery is installed.

How long does a Verizon Fios battery last?

To provide that reserve power, Fios boxes have long included the battery backup unit and its 12-volt lead-acid battery. A tech-support note says that this battery usually lasts “between 2 and 4 years, depending on the average temperature of the environment.”

How do I bypass Verizon battery backup?

That Verizon info said “you can safely and easily disconnect the backup battery” not Remove Battery Backup Unit. Most of the BBU you just remove the battery. Hold the reset alarm button for 10 seconds and your done.

What type of battery does Verizon Fios use?

The Verizon FIOS uses a 12-volt, 7.2 Ah sealed lead-acid battery, which can last anywhere between 2 to 4 years depending on the temperature conditions where your FIOS ONT is stored.

Why is my battery backup beeping?

If you’ve lost power, it’s beeping to let you know that the battery is in use, and that you should save your work and shut down your computer. A constant beep (every second or two, and never stopping) generally means the UPS is very low on battery power, and you should shut down immediately.

Can I get a new Iphone battery at Verizon?

Bring your phone into an authorized Verizon retailer or service center if the battery continues to malfunction after performing the other tests. The Verizon representative will likely perform some additional tests and, if warranted, will issue you a new battery and keep your old battery.

Why is my Verizon router light yellow?

A solid yellow light on your Verizon Fios router indicates that there is no internet connection. When this happens, you can try checking the Ethernet connection and the broadband cables or reboot the router. If these solutions don’t work, try contacting Fios support for re-establishing the connection.

Article first time published on

Does FiOS Gigabit require new ONT?

Re: ONT model needed for Gigabit service Yes that ONT is capable of gigabit.

Why does Verizon connect beep?

When you plug the Vehicle Data Device into the OBD-II port (without or without a cable) the device will beep once to tell you that it is receiving power. If the Vehicle Data Device does not beep, then the device is not receiving power. The most common reason is that the device or cable is not plugged in fully.

What is the Verizon box in my basement?

The box in your basement is for your telephone (according to your own words). It is not for FiOS TV and Internet. The box across the street is for FiOS TV and Internet (according to your own words).

Do iPhone batteries go bad?

The problem is that your iPhone needs a certain amount of power to run all of its components and if the battery can’t deliver that power, the phone can power off. Batteries degrade over time due to a variety of reasons, including charge habits, deep discharging, and operating temperatures, among other reasons.

How do you know if your phone battery needs to be replaced?

  1. You’re Constantly Dying. …
  2. The Phone is Getting Older. …
  3. Charging Cycles Don’t Fully Recharge the Phone. …
  4. The Battery Runs Hot. …
  5. Get it Replaced.

Can Verizon test my battery?

device related to the battery, storage, or performance and to check your indoor coverage.

Why is my Verizon FiOS not working?

To solve Fios Wi-Fi not working problems, reset your Verizon Gateway Router. Take a thumbtack or safety-pin and insert it into the red reset hole on the back of the gateway. This will restore the gateway back to factory settings. … Call Verizon to set up an appointment at 1-800-837-4966 if this doesn’t solve the problem.

Why is my FiOS TV not working?

There are several reasons why you may not be receiving Fios video reception, such as: electrical issues. incorrect channel setting, channel 3 or 4. HDMI connection, verify cables are properly connected to the desired input/source and the correct input/source is selected on your TV.

How do I refresh my Verizon router?

  1. Unplug the router. For more specific instructions on router settings and issues, contact the router’s manufacturer.
  2. Wait 1 minute.
  3. Plug the router back in.
  4. Wait 1-3 minutes for the initialization process to be completed.
  5. Attempt to connect to the internet.

How long does a battery backup last?

Time is the most clear-cut guideline in determining if you should replace your battery. Most UPS batteries have an expected life of 3-5 years, but other factors can also shorten the life of the battery, such as temperature, humidity, and frequency of power events. Make sure your UPS unit is in a cool and dry location.

Why UPS shuts down immediately?

the battery in the UPS is dead or bad or 2. the UPS does not have the power, VA rating high enough to power your PC. Most UPS units when over loaded will automatically shut down. If the UPS worked as expected when you first got it this is probably not the case and now the battery is bad.

What does it mean when it does a long holding beep when turned on and no suction this started happening?

One long, continuous beep generally means that there is a hardware problem – often memory related – that can prevent your computer from starting up at all. If you can’t start your computer properly, you’ll need to take a look at the physical hardware inside your machine.

Why is my Verizon router orange?

If the internet light on the router is orange or amber, it indicates that the network connection between you and your internet service provider (ISP) is not at optimal strength.

Why is FIOS router red?

Power light is solid red If the Power light remains solid red, there is a device malfunction. Shut off the router once again and then restart it. If the Power light is now solid green but you still can’t access the Internet, continue with Step 5.

Why is my Fios router blinking yellow?

The blinking yellow means the extender is “too far from the router”.

Do I need to upgrade my ONT?

Assuming non-crappy cable, no upgrade needed.

Can I connect directly to the ONT?

Yes, you can plug a computer directly into an ONT. Note that if service is active, the computer will get a public IP address and be fully exposed to the Internet.

What lights should be on Verizon ONT?

LightSTATUSDescription & Suggested ActionFAILRed (Flashing)Passed self-test but not communicating Call your Carrier.VIDEOUnlitNormalRed (Solid)Service provisioned but Video power is too low Call your Carrier.NETWORKGreen (Solid)Normal