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Today at Atelier Kaz - Private NSX Enthusiast, ex-Honda R&D engineer with F1, Indy/CART background

Testing description section.

  1. Bose Speaker AMP Service 01

    by , 10-07-2014 at 07:54 AM (Today at Atelier Kaz - Private NSX Enthusiast, ex-Honda R&D engineer with F1, Indy/CART background)
    Addition to the A/C CCU Board, the owner brought all three Bose AMP and Alpine Head Unit.
    The owner reported that there was no issues with the front (door) ones but the rear (passenger footwell) one was already making awful noise.

    After checking the state of the four FETs on each board, tested each AMP on the bench and confirmed that both front ones were OK for the time being but I couldn't run the rear one even for 1sec because it was generating really loud high tone screaming ...
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    Audio
  2. Bose Speaker AMP Service 04

    by , 31-05-2014 at 12:20 PM (Today at Atelier Kaz - Private NSX Enthusiast, ex-Honda R&D engineer with F1, Indy/CART background)

    The Front AMP.

    It’s been a while since last time I had to strip off so much
    acid contaminated area on a single AMP.







    Checked all four FETs and they were fine so no need to be replaced.


    All ...
    Categories
    Audio
  3. Bose Speaker AMP Service 03

    by , 30-05-2014 at 11:09 AM (Today at Atelier Kaz - Private NSX Enthusiast, ex-Honda R&D engineer with F1, Indy/CART background)




    In the middle of working on another NSX at the moment but will release the
    blog later. Hope the owner has email access at the moment as I need some info
    on his battery, washer nozzle, wiper, etc.





    Back to the Bose AMP service.

    The track at the jumper through holes were completely dissolved so
    ...
    Categories
    Audio
  4. Bose Speaker AMP Service 02

    by , 28-05-2014 at 01:26 PM (Today at Atelier Kaz - Private NSX Enthusiast, ex-Honda R&D engineer with F1, Indy/CART background)










    Quite severe damages on the Rear one considering that it's from the 2nd gen.


    ...
    Categories
    Audio
  5. Bose Speaker AMP Service 01

    by , 28-05-2014 at 01:20 PM (Today at Atelier Kaz - Private NSX Enthusiast, ex-Honda R&D engineer with F1, Indy/CART background)





    I thought about test driving the NSX before start of the service for
    another owner yesterday but didn’t feel comfortable driving someone’s NSX
    in that heavy rain.
    So, decided to carry on with the Audio head unit service that I started
    a few days ago and just started working on another set of Bose speaker AMPs.



    Another owner sent in his Bose AMP to me with no sound at all at
    one of the door speaker
    ...
    Categories
    Audio
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