Thursday, September 06, 2007

Electronic Equipment Repair - Can You Really Repair It?

You can actually repair all kinds of electronic equipment. Electronic equipment repair? Yes it is true if you wanted to. Everyone has their passion since when they are young and some begin to know it at the later age.

Tuesday, August 28, 2007

LCD Monitor Problems - Easy Way To Repair It

Today's article talks about repairing the CMV 19" LCD Monitor problems model CM-922D. The complain was no power as what the customer told me. This power supply was not built into the circuit thus it need an external power adapter to power it up. The input to the LCD Monitor is 19V with 3.1 Amp from the adapter. Since the complain was no power, we have to test it out to check if the power adapter is at fault or the LCD Monitor.

Friday, July 06, 2007

Monitor Blur Problem - The Easy Way To Repair It

How to repair monitor blur problem by discharging the g2 and focus pin easily.

Electronic Intermittent Problem - The Easy Way To Repair It

Troubleshooting and repairing electronic solid problems like no power, no display, color out and etc could be very straightforward if you know the right way to do it. For example, a replacement of fuse restored the equipment back to life.

The Importance Of Electronic Components Surrounding IC's

Troubleshooting and repairing electronic equipment can really make us have a great satisfaction whenever a problem is solved. You don't mind how many hours have been spent especially if you are a beginner and your only focus is to find out the fault and make the equipment work again.

Thursday, May 31, 2007

Voltage Testing - Every Repair Technician and Engineer Should Master This Skill

By only knowing how to read electronic schematic diagram and testing electronic components were not enough to make us a good electronic repairers. Many faults can't be detected even if you know how to accurately test and check all the electronic components because those faults only can be detected by simply performing a voltage test.

Saturday, May 26, 2007

ATX Power Supply - The Simplest Way To Repair It

I had stopped repairing ATX power supply many years back due to the new one cost very cheap. It's not worth to repair it because the spare parts sometimes were much more expensive than getting a new power supply.

Wednesday, May 23, 2007

DC Regulated Power Supply - How To Use It To Find Out Shorted Components In Main Board

Quite often whenever electronic equipment don't function or work, we would immediately suspect a faulty switch mode power supply. But do you know that defective or shorted components in the motherboard or main board could cause the power supply to stop working too?

Friday, May 18, 2007

Understanding Power Supply Repair Safety

Simple way to know about power supply repair safety

Sunday, May 13, 2007

Monitor No Display - How To Repair Likom No High Voltage Problem

Easily repair Likom L4031ndg monitor with no display problem

Tuesday, May 08, 2007

Benq LCD Monitors Model FP731 Problems Is No Power

Simple way to repair Benq fp731 LCD monitor with no power symptom.

Sunday, May 06, 2007

Electronic Repair - Is It A Dying Trade Business?

Many times I received the same questions from my students and friends asking whether electronic repair service line is a dying trade. My answer to them was it depends on how you treat your electronic repair business.

Thursday, May 03, 2007

How To Restore A 17" Monitor CRT Picture Tube

Simple way to restore a 17" monitor cathode ray tube without acrt tester.

Wednesday, May 02, 2007

Repairing Samsung 153V LCD Monitor With Dim Display Problem

Easy way to repair samsung 153v lcd monitor with dim display symptom

Troubleshooting And Repair Power Supply The Easy Way

Simple method to repair and trooubleshoot power supply

How To Restore Picture Tube Without using a crt tester, restorer or rejuvenator

Easy way to restore cathode ray tube in monitor

Tuesday, May 01, 2007

Dell Monitor Repair (Likom L705xxx Model) With No Power Symptom

Easy way to repair dell monitor with no power symptom.

Thursday, April 26, 2007

How To Repair Daewoo DQD-6108 DVD With Disc Tray Shaking Problem

Easy ways to solve daewoo dqd-6108 dvd disc tray jerking problem.

Thursday, April 05, 2007

Understanding The High Voltage Transistor In Computer Monitor

Easy way to understand the high voltage transistor in electronic circuit.

Monday, April 02, 2007

How To Troubleshoot And Repair DELL E151FP LCD Monitor With No Power Problem

Simple way on how to repair dell e151fp lcd monitor

Thursday, March 29, 2007

Simple Ways To Understand The Filter Capacitors In Electronic Circuits

How to easily understand the functions of filter capacitor in electronic circuit fast. Have you ever wonder why there are so many capacitors in electronic circuit board? They are all scattered through out the whole electronic board.

Monday, March 26, 2007

Easy Method To Connect Diodes In Series And Parallel To Get The Desire Specification

How to find diodes replacement with diodes in series and parallel formula.

Thursday, March 22, 2007

How To Repair LG 710E CRT Monitor With Power Blink Problem

How to easily repair LG 710E 17" CRT monitor with a little known secret. Now where is the culprit hiding? Troubleshooting sometimes can be very frustrated and most of the time is always fun. One of my methods that I liked to use is to touch for any unusually hot components...

Wednesday, March 21, 2007

How To Repair Dell E152Fpb LCD Monitor

The complaint for this DELL E152Fpb LCD Monitor was when switched on has power (LED lit) but no display. LCD Monitor is different from the CRT Monitor where you could feel the static at the front of the picture tube or hear the rushing sound from the high voltage produced by the flyback transformer.

Friday, March 16, 2007

How To Read SMD Resistor Code

Easily calculate the smd resistor code fast. SMD stand for surface mount device and if you repair LCD monitors, you would come across lots of SMD components. CRT monitors rarely use SMD

Wednesday, March 14, 2007

How To Repair Macroview Mp712s 17" CRT Monitor

The complaint for this Macroview mp712s 17" monitor was no power. Once the cover was removed and power on, you could hear a soft "chip-chip" sound indicating the power trying to come out but something had caused it to shut down. The LED indicator has no light at all. Just like troubleshooting any other monitor problems, the first thing that I do was to look for any burnt marked, loose connection at cables, dry joints and burnt components. True enough, there was a crystal clear burnt marked at the center of the main board.

Tuesday, March 13, 2007

Testing Coil - 3 Simple Methods To Accurately Test Any Coils Or Inductor

Testing coil is very easy compares to checking three leads components such as SCR, FET and etc. In general, a coil consists of many turns or wire wrapped around a common core.

Monday, March 12, 2007

How To Repair Dell E151Fpb LCD Monitor - No Display Problem

Dell E151fpb LCD monitor came in with the complaint of no power but upon carefully look at the LCD you could see a very light (blur) white flashes across the screen and the power LED is not lit. Removing the cover was a bit easy compared to other models. As usual whenever the mainboard and power board were exposed, I would look for any bulged capacitor, darkened area, a loosen connector and etc.

Friday, March 09, 2007

Interview With A Professional TV Repairer

How you can learn TV repair from an experienced TV repairer.



The fastest way to learn anything, use the experiences of others-taking the good and making it your own while leaving their mistakes behind. The following TV repairer very graciously gave us his time and input to help guide you down the path to success in TV repairing. Learn from him! Study what he did! Avoid the mistakes he made! Take his success tips and secrets to heart because he already passed where you stand right now.

Thursday, March 08, 2007

How To Solve Computer Monitor Display Problems That Caused By A Defective Screen Grid Voltage (G2)

Simple and easy way to repair computer monitor display problems.

Tuesday, March 06, 2007

Testing SCR - How To Test And Check Silicon Controlled Rectifier

Testing SCR (silicon controlled rectifier) can be done by using an analog multi meter or specialize tester (such as the Peak electronic atlas component analyzer) designed to check semiconductor devices easily. SCR can be found in many electronic circuits.

Monday, March 05, 2007

How To Repair Dell E153Fpc LCD Monitor With Shutdown Problem

Easy ways to repair Dell E153Fpc LCD Monitor with no display and shutdown problem.



Repairing the DELL E153Fpc LCD Monitor with the complaint of display shutdown after few seconds (power LED still on) was not difficult. Normally when this type of problem happens, we would first suspect the inverter board, then the filter capacitors and lastly the main board. A defective in one of the lamps and a faulty TL1451AC PWM IC or inverter ic may caused the display to shutdown as well. If the lamp is defective...

Saturday, March 03, 2007

Testing Transformer - 3 Proven And Simple Methods To Test Transformers

Testing transformer is very easy if you follow the procedure explained in this article. Generally there are two types of transformer in the market i.e. the linear type and the switch mode power transformer. In this article I'm only explain on how to test the linear transformer. Before that, I would like you to know what the function of a transformer is. The function of a transformer is to change AC voltage. A transformer cannot change direct current (DC) voltage. There are three types of linear transformer...

Friday, March 02, 2007

How To Repair Dell E173fpb LCD Monitor Easily

Easy way to repair DELL E173fpb LCD Monitor.

Understanding TOP223P And PQ05RD11 IC In Thompson DVD Power Supply

How to repair Thompson DVD power supply that used top223p and pq05rd11 ic

Tuesday, February 27, 2007

Understanding Monitor Flyback Transformers Internal Capacitor

How to easily test the internal capacitor of monitor flyback transformers...



A good dynamic focus capacitor usually has the capacitance value from 0.5 to 1 nanofarad. If these capacitors values run, you may have some problems adjusting the focus. In other words, you just can't tune to a sharp picture no matter how hard you have tried it. You can test these dynamic focus capacitors by connecting ...

Sunday, February 25, 2007

Resistor Color Code Secrets

Understanding resistor color code band and values the easy way. Understanding resistor color code is very important if you want to calculate the resistor values of a particular resistor.

Saturday, February 24, 2007

The Importance Of Electronic Repair Courses

How electronic repair courses can help you to improve your electronic repair skills. Attending electronics repair course provided by your local electronic training institutions is a good move to increase your knowledge in electronics.

Thursday, February 22, 2007

Understanding Transistor Cross Reference

All electronic repairers should know how to read the transistor cross reference equivalent book if they want to succeed in electronic repairs. The data sheet is very important for every engineers and technicians because it can help them to find the nearest replacement for the components that they are searching such as the transistor, scr, mosfet, ic, diode and other components.

Saturday, February 17, 2007

Samsung 713N LCD Repair with SE7889-Lf ic Problem

How to repair samsung 713n lcd monitor with se7889 lf ic problem...



This Samsung 713N LCD monitor came in with no display symptom and no power. In other words, once you switched 'on' you could see the power LED lights up (no display) and then for couples ...

Wednesday, February 14, 2007

Samsung 510bn LCD Power Supply Repair Secrets

How to repair Samsung 510bn LCD monitor power supply problem.

Monday, February 12, 2007

Samsung 153V LCD Monitor Power Supply Repair Tips

Easy way to repair and troubleshoot Samsung 153V LCD monitor power supply

Repair LCD Power Supply The Easy Way

Simple way to repair LCD monitor power supply:



Troubleshooting LCD monitor power supply pack is easier than the crt monitor power supply. It is small and compact and usually has only one output which is 12 volt and range from 2 ampere to over 4 ampere. Some designed have 18 and 24 volts also. Nowadays most LCD power supplies are build into the main board such as the Dell E151FP LCD Monitor while the older type were separated as power pack module.

Thursday, February 08, 2007

Computer Monitor Flyback Transformer - Replacement and Substitution

Understanding monitor flyback transformer replacement and substitution secrets...



The Computer Monitor flyback transformer comes with many types of parts number, designed and inductance winding values. Although some may have different part numbers, they can be use d to substitue on another model of monitor! The Monitor flyback transformer is manufactures by many different manufacturers thus many different kinds of part numbers are produced. If you know exactly the winding value of each flyback transformer then it is easy for you find a replacement.