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Why cr653t build your own linear supply? It was able to supply the current but lot of static noise was there. This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register. Thank you very much. I think the power requirement is 4. Kindly post a picture giving the location of the missing IC. It will switch off when the computer goes to sleep. Forums New posts Search forums.

Solder Guy New Member May 25, I can see a red red blk 22ohms and the other is 4 7 something. To participate you need to register.

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It could also be the card scheme. The optocoupler has some lines on the edges. For a better experience, please enable JavaScript in your browser before proceeding. Basically I wanted to satasheet about SMPS circuits after it blew up and it has helped a lot in that regard. Creative A Speaker, burnt power supply in lightning. I think the diode was used to signal PWM and after its blown the whole unit shutdown.


I guess the adapter is unable to supply enough current. This component has 9 contacts on the board.

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Media New media New comments Search media. I can see two resistors and a zener diode as burnt: I took the liberty to indicate the missing component of the position. Not sure but I think the picture was originally posted here; http: Some of the parts are pulled out but you might open it up in a separate browser or an editor for blow up, I think you can see cr6583t bandsby the way it is going to be more than the resistors faulty.

Last edited by a moderator: That’s my last resort. Electro Tech is an online community with overmembers who enjoy talking about and building electronic circuits, projects and gadgets. As it was mentioned, your best bet is to find someone who has the same unit. Just saying hello Started by MichaelaJoy Yesterday at 6: Umair Hussain New Member May 28, I also tried to power it using 12V rail from my desktop power supply.

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I have the same home theaterbut my problem is that the motherboard sound is missing a component. Here are the photos of the controller board. Can someone please tell me the value of the resistor R4the diode D5 and the light blue capacitor. By continuing to use this site, you are consenting to our use of cookies. Does it look burnt? Potentiometer Questions Started by norbss Yesterday at This is an IC with 9 legs audio controller.


Umair Hussain New Member May 27, Replacing a 4 pin leaded inductor with a 2 pin Started by gkmaia Yesterday at Thanks a lot guys. I also figured out the diode to be a 1N high speed one. I am trying to repair the power supply but cannot figure out the values of the burnt parts. Can anyone please confirm these 4 encircled components? Most ICs on the amplifier board have large heat sinks on them so its not easy to point. I think the lightning damaged components on the amplifier too umar: I have adapters till 3.

Creative A520 Speaker, burnt power supply in lightning

I need to know if someone could post the picture here that card so I can identify it and then search dataasheet try to find itbecause without knowing their identification can not. Please help me figure it out. Solder Guy New Member Jun 13, I would have never thought about the Turkish forum.

In the mean time, there is a hi-res picture of exact power supply happened to be posted on a Turkish forum! Hello ladies and cr6853g. Solder Guy New Member Sep 15, Thread starter Solder Guy Start date Sep 15, The power supply of my Creative A speaker system got nuked in lightning.