Flyback Transformer-How to locate the ABL line

Written by Jestine Yong


Continued from page 1

If either one ofrepparttar pin shows a diode reading that isrepparttar 148296 abl pin. The reason we use two multimeters is becauserepparttar 148297 flyback circuit internally have couple of high voltage diodes connected in series. If you have a schematic diagram or any monitor or television troubleshooting book, you will see thatrepparttar 148298 internal flyback diode are connected in series. By connecting two metersrepparttar 148299 ouput fromrepparttar 148300 probe is around 24 VOLTS which is enough power to checkrepparttar 148301 flyback internal diodes. After you have determinedrepparttar 148302 abl pin, you can proceed to followrepparttar 148303 line and findrepparttar 148304 bad components that cause repparttar 148305 contrast problem.

Television or tv flyback transformer generally haverepparttar 148306 same design compare to monitor flyback. Whether it is a montblanc flyback transformer, rca, mitsubishi or sony flybackrepparttar 148307 checking usually isrepparttar 148308 same.



Jestine Yong is a electronic repairer and a writer. For more electronic repair information please visit his website at http://www.noahtec.com/electronic-repair-articles.htm




VoIP Explained

Written by Andrew Taub


Continued from page 1

This isrepparttar 2nd major use of VoIP. You can "connect" to your office phone system from anywhere there is a high speed internet connection. Using a special VoIP telephone or a Laptop "soft phone" you can work from home or a hotel and it's just like being in your office. You have access to all your phone system features includingrepparttar 147682 intercom, paging, all outside lines, voice mail, and even your extension can ring on your VoIP phone. Best of all, you don't loserepparttar 147683 use of your computer. 1 high speed internet connection can run your VoIP phone and your PC atrepparttar 147684 same time.

With this same technology, you can link multiple office together into one seamless phone system. You can even share lines orrepparttar 147685 one voice mail system. You can even run your entire phone system over your office LAN or WAN without separate voice wiring (often called Pure IP or IP Based telephone systems), though that is very expensive and complicated and is best suited for very large companies with full time IT staffs.

Voice over IP is very exciting and more and more people are using it everyday. You need an expert to help you understand if VoIP is right for you. The experts at http://www.teleco4.com can help people inrepparttar 147686 New York and New Jersey area migrate to VoIP and sell and service NEC and Toshiba business telephone systems.



Over 10 years in the telephone system and network services field. An expert in both telephony hardware and services.


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