I tried shutting off and nothing haooens. The lights come on for a second and go out. I do not know why it is on that one. This solution has worked for me so far. Jul 29, 2010 I recently got this tv from somone because of this exact problem.
Use a transformer of adequate power rating as this protects the technician from accidents resulting in personal injury from electrical shocks. The problem is in the back light driver board, maybe there's a blown mounted fuse in the driver board or bad or leak capacitor from the supply of the back light driver board. I have found a solution that works for mine. Any assistance will be greatly appreciated. I had same problem so I tried your fix. Memorex 2700 Proview Electronics Co.
Has been working ever since! Keep wires away from high voltage or high temperature parts. Aug 07, 2009 Even If you could, and you can't it would be directly threw memorex. Schema service manual schema bedrading schema reparatie gebruiksaanwijzing handleiding gratis pdf te downloaden. Hope it will help you to fix it. Schema di servizio manuale circuito schema elettrico schema di riparazione di istruzioni guida manuale pdf gratuito scaricare. It will also protect the receiver and it's components from being damaged by accidental shorts of the circuitry that may be inadvertently introduced during the service operation. I manually turned these on and turned the tv on and it worked! What I did was take of the back cover.
You can check to see if it works for you also. I would caution though that if you have limited mechanical abilities approach this with caution. Let me know your findings and we can proceed from there. I have found a solution that works for mine. I can not change input because nothing displays when I push it. Next find the component that has 4 switches.
I guess I'll wait to see how long this fix lasts. Question is do I need to make 3 jumpers and attach to board or did your set have dip switches in this location? Next time, Samsung, Sharp, Toshiba for sure. I took the back off and the red light is on on the power board. If so your power board is fine. Beware of those type of diagnostic responses and above all have them put in writting what they found wrong and the part 's required to fix it. Schéma de principe de service manuel Schéma câblage schéma réparation instruction notice manuel téléchargement gratuit pdf. You can check to see if it works for you also.
So I tried component, composite, etc. However, after returning all 4 of the switches back to off, I still have a picture. But, I am not able to locate the component than has 4 switches to turn on. This happened before and then a few days later the screen came back on. Posted on Aug 04, 2010 Hello These are the service modes for Samsung.
It is frustrating since you can't use the functions on the side of the tv when there is a blank screen. Presence of this label on the product means it should not be disposed of as unsorted waste and must be collected separately. . You can go to there website, look for the support section and email them asking. Unless specified otherwise in this service manual, lubrication of contacts in not required. This happened before and then a few days later the screen came back on.
You can order this board from Fox Intl Part but will take a minimum of 12 weeks. Disconnecting or reconnecting any receiver electrical plug or other electrical connection. Service Handbuch Schaltungen Reparaturanleitung Bedienungsanleitungen kostenlos pdf download. Not tech savvy so extreme laymens terms would be great. Has been working ever since! I also only had this tv for less than 6 months. Video two back panel is the third input source from input menu per manual.
However, after returning all 4 of the switches back to off, I still have a picture. It may be a fuse or internal component shorted out, but in this case is better to have a technician check the unit. I tried shutting off and nothing haooens. Use caution when cleaning and wiping the plastic parts. Removing or reinstalling any component, circuit board module or any other receiver assembly. My granddaughter did something with the remote and I have sound but no picture. Schéma service manual schéma zapojení schémat oprava návod k obsluze návod k použití free pdf ke stažení.