ACER Laptop Power Adapter Repaired

ACER Laptop Power Adapter Repaired

Received Laptop adapter for repair stating problem that laptop battery is not charging through this adapter but using another laptop’s adapter it is working.

Initial visual inspection stating me that someone has opened the unit earlier also because I found electrical tape wounded on it and also plastic was damaged on edges so I have opened the adapter for inspection.

Opening the adapter I found someone has made some improvement in the adapter yes this adapter does not comes with LED indicator in it and someone has fixed the SMD LED indicator using one SMD resistor on 19V Dc output section to get visual indication for adapter working. Read More

Power Source Modification To Replace 9 volt Battery

how to fix and repair dog repeller device

My house is located where there are a lot of stray dogs in the area. One day when we came home we found dogs lying next to entrance of our house where it was cool and shady and in the process, there was a lot of dog’s poop and pee. It really smelled bad and it was disgusting.

When I was in the states I bought a dog repeller and it was a hand held device. I keep that device in my car and use it when it was necessary. As we were coming home and saw all the mess, an idea came to my mind of modifying a hand held dog repeller into a stationary one. Read More

How To Repair A Dead AC-DC Power Supply Model: STD-1202

repair power supplies

A dead power supply was brought to me by my Pastor. This power supply is used to charge the transmitters and receivers that are used for translation in my church. When I powered up the power supply, the light did not come on indicating a problem in the device.

power supply repair

The output is 12 volts and the amp rate is 5A. The reason for high amp rate because this power supply charges up to about 40 devices at the same time. Read More

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