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