A deserted calculator/printer brought back to life. Model: Casio DR-T120

calculator repair casio

This device was brought to my shop for repair. It was a Casio calculator that has a tiny printer on it. The customer explained that he bought this machine recently and it was working fine. Later on I found out how wrong that customer’s statement was. Let us take a look

casio calculator fix

It is an old beat up calculator that was not worth the repair but for some reason the customer insisted that he want it fixed. Read More

How to Repair a Dead HP Laptop

how to fix laptop hp

A computer technician brought this laptop for repair. The laptop was completely dead and there was sign of life in it except the voltage reading on the main power socket from the inside of the laptop.

how to fix hp laptop

The laptop was already opened when it got to my shop.




Read More

A Professional Sound Amplifier Repaired

how to repair amplifier

As I entered church Sunday morning, the place was really dark and no electricity. I asked the pastor what was wrong because I thought it was no electricity from the main line of the company. He smiled and said no, we have an issue here in the building. Something has triggered the earth leakage button on the main electrical panel. After a long search, we found what was wrong. Take a look.

how to fix amplifier

Read More

A Heating radiator was solved in the simplest way. Model: Brother

heating radiator repair

A German organization manager brought this for repair. This manager is a wise man. He goes around in his own car and looks for devices that were thrown away by people and gets these devices fixed for cheap; he uses them in his organization. That is where I come in as technician to help him out by getting them fixed for cheap.

He brought me a heating radiator that was completely dead. Take a look

heating radiator repair

Read More

A Dead Gate Control Board Brought Back  To Life

gate control board repair

My brother next door brought me this board for repair. He said that someone else tried to fix it but could not find the right part for it. He already told me the main problem with this board; it was the main transformer.

main gate control board repair

I checked the main power outputs on these two fuses and I was supposed to get 12 DC volt on both but there was no reading whatever. I traced it back and I confirmed what my brother has said about the transformer being the main fault on this board. Read More