I have a B & W A7 music system which has a dead power suppy. I am thinking of installing new Bluetooth amp and use the those speakers. Don't want to spend a lot but looking for a low end decent amplifier board. Any suggestions please let me know, Thanks for your time and reply in advance.
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- Nov 17, 2011
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Why not repair the psu?
I was able to check the mosfets, found them bad but don’t know how many more components are bad. There are smd also. I spend more on multiple shipping is that worth. I am not very good in power supply repair, might need help. If anyone ready I can give it a shot. Thanks for replying though.
Found this on the web, Which has some schematics.
www.ifixit.com
SOLVED: Bowers and Wilkins A7 dissassembly guide? - bowers and wilkins A7
It was impossible to find information about how to open it .... After a analysis of the box much searching the I managed to open it and I'm putting photos of how to proceed. You have to put a protection so as not to hurt the protective cover and to move a cover with a screwdriver inserted in...
www.ifixit.com
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