Jeff, There are no LEDs flashing on this set. Thanks, Mark Electronic Repair Services 48 W. James st. Lancaster, PA ----- Original Message ----- From: "Intrepid Video Support" <support@xxxxxxxxxxxxxxxxxx> To: <techassist@xxxxxxxxxxxxx> Sent: Tuesday, November 18, 2003 5:54 PM Subject: [TechAssist] Re: Sony KP-53HS30 Projection TV > Mark, > The front Led should flash a sequence...take note of how many flashes between pauses... > Here's two the I have from Tech Repair CD: > Sony\KP53HS10\Front LED flashes 7 times * has sound no HV.\Green CRT has G1 short\\\CRT was the only > problem\\\\\\\\ > > Sony\KP53HS20\Dead..LED flashes 6 times\\\\The 6 blinks indicates the loss of 5 volts on the emitter of > Q714 on the A Board. This 5 volts is supplied from the 5 volt regulator IC 2 (A Board) which receives 6 > volts\from the G Board. If the 6 volts is missing or a short on the 5 volt line you will receive 6 > blinks. The 5 volts is also supplied to the B board.\Therefore before changing boards check if 6 volts is > present at CN 4 /pin 3. 5v to CN12 /pin 17 to AD Board* and is 5v at CN 13/pin A23 A Board\So you can see > the 5v is supplied to the A* AD* & B board and is created by 6 volts off of the G board.\ You might want > to un plug the connectors CN13 & CN12 (A Board) and test for short circuit with your ohm meter on either > the A* AD* or B board.\\\\ > > I also have some information on my websites regarding these: > www.intrepid-video.com/techhelp.htm > www.intrepid-video.com/technician.htm > Good luck. > > Jeff Dougherty > Intrepid Video TV/VCR > 263 S Front St > Steelton PA 17113 > fax...717-564-4952 > www.intrepid-video.com www.tech-repair.net > > ----- Original Message ----- > From: "electronicrepair" <electronicrepair@xxxxxxxxxxxx> > To: <techassist@xxxxxxxxxxxxx> > Sent: Tuesday, November 18, 2003 9:10 AM > Subject: [TechAssist] Sony KP-53HS30 Projection TV > > > I picked up this TV and the costumer had told me that it was hit by > lightning. > I plugged it in and will not turn on, the only voltage I get from the P.S. > is 5v, I checked > all the transistors and diodes for shorts and they are OK, I also checked > all the resistors > and VDRs they also check OK, in the power supply. > I am fairly new in the projection servicing field, I do not have a schematic > on the set > and I would appreciate all the help and hints that you can provide me about > this TV in > particular and any other general help on projection TVs. > Thank you, Mark > Electronic Repair Services > 48 W. James St. > Lancaster, PA 17603 > > **************************************************************************** * > Classifieds! Buy or Sell! > http://sell.tech-assist.org > The Tech Address Book: > http://www.tech-assist.org/secure/tip/contact.htm > Add a Repair Tip Here, or Change/Remove your Email Address: > http://www.tech-assist.org/secure/tip/main.htm > Lost Password: > http://www.tech-assist.org and select "Lost your Login Info?". > Email Archives: > //www.freelists.org/archives/techassist/ > > > > **************************************************************************** * > Classifieds! Buy or Sell! > http://sell.tech-assist.org > The Tech Address Book: > http://www.tech-assist.org/secure/tip/contact.htm > Add a Repair Tip Here, or Change/Remove your Email Address: > http://www.tech-assist.org/secure/tip/main.htm > Lost Password: > http://www.tech-assist.org and select "Lost your Login Info?". > Email Archives: > //www.freelists.org/archives/techassist/ > ***************************************************************************** Classifieds! Buy or Sell! http://sell.tech-assist.org The Tech Address Book: http://www.tech-assist.org/secure/tip/contact.htm Add a Repair Tip Here, or Change/Remove your Email Address: http://www.tech-assist.org/secure/tip/main.htm Lost Password: http://www.tech-assist.org and select "Lost your Login Info?". Email Archives: //www.freelists.org/archives/techassist/