tvrepairinfo.com This Polaroid LCD TV came in for repair with a white screen and a few faint colored lines from the top to the bottom of the screen. It was repaired by replacing C806, C807, and C808, all three capacitors were 470 MF at 25 volt but I replaced them with 470MF at 35 volt in the hope they would last longer ========================================. Ifyour a professional looking for more understanding on how repair LCD TVs or an electronics hobbyist here are some great resources. Troubleshooting & Repairing LCD TVs by John Preher at http For someone new to electronics the first few pages of this book may be a bit challenging but the majority of this book is easy reading with lots of pictures,diagrams and useful troubleshooting techniques. Johns book gives you a good idea about the main test points you should look for and their approximate voltages. ======================================== How to troubleshoot and repair Switch Mode Power supplies by Jestine Yong at davestv.jestinemichellepow.click2sell.eu This book is a bit spendy but I'm still glad I purchased it. In my opinion it's a must read. Jestine is good at getting right to the main points you need to understand about troubleshooting this kind of power supply and its associated feedback circuits. Since a majority of the problems I have seen on LCD TVs are related to bad power supplies I figured it will pay for itself many times over. Most of the book was easy reading with plenty of pictures and diagrams ...
Thursday, October 4, 2012
Polaroid FLM1911
Polaroid FLM1911 Video Clips. Duration : 0.80 Mins.
tvrepairinfo.com This Polaroid LCD TV came in for repair with a white screen and a few faint colored lines from the top to the bottom of the screen. It was repaired by replacing C806, C807, and C808, all three capacitors were 470 MF at 25 volt but I replaced them with 470MF at 35 volt in the hope they would last longer ========================================. Ifyour a professional looking for more understanding on how repair LCD TVs or an electronics hobbyist here are some great resources. Troubleshooting & Repairing LCD TVs by John Preher at http For someone new to electronics the first few pages of this book may be a bit challenging but the majority of this book is easy reading with lots of pictures,diagrams and useful troubleshooting techniques. Johns book gives you a good idea about the main test points you should look for and their approximate voltages. ======================================== How to troubleshoot and repair Switch Mode Power supplies by Jestine Yong at davestv.jestinemichellepow.click2sell.eu This book is a bit spendy but I'm still glad I purchased it. In my opinion it's a must read. Jestine is good at getting right to the main points you need to understand about troubleshooting this kind of power supply and its associated feedback circuits. Since a majority of the problems I have seen on LCD TVs are related to bad power supplies I figured it will pay for itself many times over. Most of the book was easy reading with plenty of pictures and diagrams ...
tvrepairinfo.com This Polaroid LCD TV came in for repair with a white screen and a few faint colored lines from the top to the bottom of the screen. It was repaired by replacing C806, C807, and C808, all three capacitors were 470 MF at 25 volt but I replaced them with 470MF at 35 volt in the hope they would last longer ========================================. Ifyour a professional looking for more understanding on how repair LCD TVs or an electronics hobbyist here are some great resources. Troubleshooting & Repairing LCD TVs by John Preher at http For someone new to electronics the first few pages of this book may be a bit challenging but the majority of this book is easy reading with lots of pictures,diagrams and useful troubleshooting techniques. Johns book gives you a good idea about the main test points you should look for and their approximate voltages. ======================================== How to troubleshoot and repair Switch Mode Power supplies by Jestine Yong at davestv.jestinemichellepow.click2sell.eu This book is a bit spendy but I'm still glad I purchased it. In my opinion it's a must read. Jestine is good at getting right to the main points you need to understand about troubleshooting this kind of power supply and its associated feedback circuits. Since a majority of the problems I have seen on LCD TVs are related to bad power supplies I figured it will pay for itself many times over. Most of the book was easy reading with plenty of pictures and diagrams ...
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