Lets continue by unplugging the high voltage cable from the power brick if your power supply allows for this and by making a single cut through the low voltage cable near the fraying cord.
Laptop power supply repair service.
If you need to add a new hard drive ram video card power supply or more it typically costs 20 per componet.
Power jack repair replacement fix specializes in dc power jack replacements repair and fixes of charging ports on laptop computers.
Proceed at your own risk.
If you are having trouble installing software most computer repair pros will help for around 10 per install.
Many power cords also include a large choke probably a ferrite which i assume is to prevent rf interference generated by the laptop from leaking back onto the cord and turning the length between the laptop and the power adapter into an antenna.
Computer power supply repair.
Never try to repair a power supply that is in service or connected to any source i e.
Without a working desktop power supply your pc isn t going anywhere no matter how powerful.
Frankly i just cut them off on a repair if they are close too the barrel connector.
There are a lot of reasons a desktop power supply can fail from power surges to general wear and tear to overheating.
How to fix laptop not powering on good battery power adapter and power jack.