Falls Church homes and small offices call us when laptops stop charging or desktops will not turn on. We test chargers, batteries, ports and power supplies and repair the failing part.
We visit Falls Church City, Seven Corners and Lake Barcroft and offices on Broad Street. Most power repairs are done in one visit.

Why Falls Church calls us
Battery Health Checked
We read the battery report to see how much capacity it has left.
Desktop Power Too
We test and replace desktop power supplies that cause shutdowns or will not start.
Surge Advice
We recommend surge protection that fits your home or office.
Common Power Failures
Surge damage
After a storm or surge, we test what was damaged and replace only the parts that failed.
UPS setup
We recommend and install surge protection sized for your computer and network gear.
Worn-out batteries
Batteries that drain fast or will not hold a charge are replaced with a matched battery.
USB-C port repair
If the charger only works at an angle, we repair or replace the port.
Power supply swaps
We swap failing desktop power supplies for quality units sized for your system.
Will not turn on
When a computer will not turn on at all, we test the charger, battery, power supply and board in order.
Unexpected power-offs
Random power loss is tested under load so we can see the problem and fix it.
Adapter testing
A failing charger or frayed cable is the cheapest fix. We test it before anything else.
Battery backups for small offices
Brief power outages can corrupt files on office computers. We set up battery backups for desktops and network equipment so computers shut down safely, and we test them so you know they will work when the power goes out.
What customers say
Great experience working with Mount Vernon Computers. They were helpful and understanding regarding my data recovery issue and had more reasonable prices than other shops in the area.Read full review
I reached out via the web and Daryl was very responsive, provided a quote immediately, and took time to walk me through the problem, potential solutions, and helped me identify the best way forward. They diagnosed problems and replaced my hard drive. I had my computer back within 48 hours, and working better than before!Read full review
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Ready when
you are.
Let us know what the computer is doing. We will arrange charging port & battery repair at your Falls Church home or office at a convenient time.