This site uses Akismet to reduce spam. Changing STK402-100s ic will solve the issue? I reset to factory default remain same. Tags (1) Tags: dav-dz330. I have Sony MHC V40. Thanks in advance, Ruslan. I wonder if that is what the "Leak Seeker" does to find shorts? } PUSH POWER / PROTECT / PROTECTOR is flashing in the display of the home audio device. if (document.getElementById("af-form-413914580")) { Kindly help me fix this issue.. remove sound ic and preamp drivers but err message show same no change..... Hi I have model DAV-TZ145 sony dvd player. Its display stopped working long back. document.getElementById("af-footer-413914580").className = "af-footer af-quirksMode"; Hi Suranga, Required fields are marked *. Maybe only one of these was bad and that would save a lot of time and soldering work. having to check every Capacitor on the Mainboard. Your feedback on the post is welcome. At the moment it is sitting on my workbench, just staring at me, taunting me, but as my confidence grows with my skills, I will tackle it again. document.getElementById("af-footer-413914580").className = "af-footer af-quirksMode"; Please leave it in the comments. I had examples on })(); Which states that it was easier to buy one then to study them. I also,happened to come across a similar problem but the only culprit was a bulged capacitor. I am also waiting for that article! document.getElementById("af-body-413914580").className = "af-body inline af-quirksMode"; Sony DAV-DZ330 Push power protector I have in DAV-DZ330 Home Theatre exist problem. Hi All, Thanks in advance, Ruslan I opened all three ic cxd 9965 yet problem remain ed same push power protection what can I do next step 30 voltage is not present. I have a Sony Hometheatre D340 which has same problem I put it on plays for like 20 minutes then goes off and displays push power protect on the LCD screen. If you look at Youtube videos, even the videos with super good repair info, there are still dislike. P.S-  If you enjoyed reading this, click here to subscribe to my blog (free subscription). if (document.compatMode && document.compatMode == 'BackCompat') { And in that case knowing this also could save Time and Money. Thanks in advance.. my keyboard Yamaha displays the program but there is no sound, what could be the problem? At least this is what I would try to do. Here is the STK442-130 IC schematic (hard to find datasheet) for you to refer. What you need to do first is to check and make sure the output voltages from the power supply are good and no shorted audio speaker wires. Receive my cordial greetings from algeria. And my memory fails to “retrieve relevant data from hard drive”. Make sure the speaker impedance is within the recommended range. document.getElementById("af-body-413914580").className = "af-body inline af-quirksMode"; After removal of the sound ICs, I then powered it up to check if the error message (push power) still display or not. it wasnt very loud at the time. also some of the very low Digital Resistance Meters available. As soon as I succeed with a new jig I will send the article to Jestine. I removed the capacitor and put a new one but the problem is still there. You see the amplification factor is had was very high, around 10000. document.getElementById("af-form-413914580").className = 'af-form af-quirksMode'; I concluded that one or may be more than one of the sound ICs were having problem causing the push power protect problem. In fact this kind of problem is very common in home theater system and mini hi-fi. The photo below is showing that everything was working fine. Good job! document.getElementById('af-form-413914580').parentElement.removeAttribute('target'); It has no "jig" obviously since there are only a Ground crocodile Well, I have the relevant article ready long ago in order to be sent for publishing in this blog but I lost the necessary test jig I had made and used at that time. But checking the low Ohmic values still is tricky knowing todays Microprocessors only need about 0.9Volts or less at those very Francis Benson So I am looking for the intergrated circuit STK 422-130 so I can replace it. Capacitors of which only one Capacitor was the cause of the If this sign is to appear, it means that the Sony S-Master currently has a problem with speakers, wiring or the actual … that jig you mentioned. Although I have tried some simple designs of my own, they failed. The technician told me Amplifier IC also has the problem . Only power switch is working. All of them had during the tests a tendency to oscillate. Sony like Packard Bell and many others make devices for the Consumer Market at Home that often seem to be dropped into the Stores even before they apparently are thorougly tested. Note: You may check out his previous repair article in the below link: But now I use Which would be of great help if the same kind of device would pop in for another repair like this one any next time. Hi?iam shoke from having a problem with power supply circute.its complitetly dead.the idea of buying a new one to very good the problem is i actual do know where in kenya i can get this this gives me headache.can somebody plz help me.atleast to find the components. Anyway, as regards the time parameter, Suranga's method is the right one. , Little Known Way To Solve Sony Mini Hi Fi Push Power Protect Problem. What can be the possible cause? (adsbygoogle = window.adsbygoogle || []).push({}); In fact this kind of problem is very common in home theater system and mini hi-fi. One Vertical Line In 29″ Hitachi TV Repaired, Samsung Monitor Sync Master B2030 Repaired. To reset the internal surge protection circuit unplug the AC power cord from the wall for at least 30 minutes. })(); document.getElementById("af-header-413914580").className = "af-header af-quirksMode"; Thanks for another nice Professional repair. If you have electronic repair articles to share with us, please contact us HERE. ================================================= When a Sony S-Master shows the "Push Power Protector" sign on its screen, it is because the system is damaged and has closed off to ensure that it doesn't get damaged any further so, unless you are a trained tech, you cannot actually fix the problem yourself. if (navigator.userAgent.indexOf('FBIOS') !== -1 || navigator.userAgent.indexOf('Twitter for iPhone') !== -1) { I agree with you. I used to connect } Hii I have a sony DAV-DZ 370 Home Theater System there is also problem of push power protection. Hey Suranga, Sometime back while playing song at louder volume suddenly disturbing sound could be heard.. If these checked to be good then you need to go straight to the amplifier IC section. Thanks so much for your comment ! I know what you mean about finding the if (navigator.userAgent.indexOf('FBIOS') !== -1 || navigator.userAgent.indexOf('Twitter for iPhone') !== -1) { I tried to find a datasheet of this chip to find its powerlines but I couldn't find any data. i can see sometimes in our city's electronic repair shop that the ic circuit board of SONY MHC-RV6 are replaced with TRANSISTORS and the board was also replaced can you give me some idea of that?

Where To Buy Peppermint Seeds, Importance Of Health-illness Continuum In Patient Care, Eckrich Sausage Calories, Give Me Directions To Parx Casino, Korean Restaurant Near Me Now, Compound Bow Vs Recurve Bow, Chard Benefits Skin, Shaheed Sukhdev College Cut Off, Casio Calculator Fx-991ex Online, Asus Zenbook S Ux391fa Price, Is Oloro Banned In Commander, Freshwater Fish Pets, Hendrickson's Original Sweet Vinegar And Olive Oil,