Today at Atelier Kaz - ex-Honda R&D, F1, Indy/CART engineer

Based on the state of the Bose AMP, we decided to service the
audio head unit as well while the centre console was out of the way.

Alpine modified the internal circuit board design several times and
it also depends on the country spec.



Interesting modification from the factory.
Two tracks being ...

Updated 25-09-2013 at 10:12 AM by Kaz-kzukNA1

Tags: alpine, audio head unit, bose, bose amp, bose speaker amp

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Audio

While waiting for the vacuum leak check of cooling system,
started to work on the Head Unit (HU).

The owner reported that the HU no longer shows anything
on the display and just dead.

He already checked the fuse and looked to be fine so
wanted me to take a look at it.
If it can be repaired, he wants to install the iPod adaptor
USA Spec PA11-HON so I have to open the HU any way.
...

Tags: audio head unit, head unit, headunit

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Audio

While carrying out the Engine Refresh,
another owner brought his NSX for annual service.

Normally I prefer receiving another NSX once the service on the existing NSX has
completed but due to several reasons,
this owner can only bring his NSX to my place at the specific timing so
decided to look after two NSX at the same time. ...

Updated 05-09-2012 at 01:05 PM by Kaz-kzukNA1

Tags: audio head unit

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Audio

Time to test the repaired head unit.
Used two Bose AMPs and the real Bose speakers from NSX for the testing.

Managed to find ancient cassette tape and played it for a while to
check the tape deck features.

Then, made simple ANT to check the radio features.

As I didn’t have spare iPod adaptor, ...

Tags: audio head unit, head unit

Categories

Audio

While carrying out the Engine Refresh,
spent some time on the Audio head unit for another owner.

Several years ago, he noticed intermittent cracking noise from
all speakers and at that time, someone disconnected one of
the Bose AMP and that seemed to fix the issue.

However, the issue came back later and the ...

Tags: audio head unit, head unit

Categories

Audio