Pirelli DP-L10 display subsystem (was Re: JTAG setup for Pirelli DP-L10)

Steve Markgraf steve at steve-m.de
Tue Jul 30 16:06:26 UTC 2013


On 29.07.2013 00:09, ubuntugirl wrote:
> Using your PCB layer pictures, I've traced the PWL signal to the 6-pin
> IC near the SPCA. The IC label reads "A3-90E", and considering the
> inductor right next to it, I'm guessing that it's a boost converter
> for the backlight LED. I'm sure you saw this IC too when you were
> figuring the BL out - were you perchance able to figure out the full
> name / part # of this IC, or maybe even find a datasheet for it?

No, and I didn't really care about it to be honest, since it just works.

> I thus gather that you had (most of) the actual pinout figured out at
> some point. Would you perchance still have it somewhere in your notes?

Unfortunately no, I checked if I still have it on my laptop from 28c3,
but it doesn't seem like it...


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