Archived posting to the Leica Users Group, 2002/04/24

[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]

Subject: Re: [Leica] DVD region codes (was Ansel Adams on PBS TV)
From: Dennis Painter <dennis@hale-pohaku.com>
Date: Wed, 24 Apr 2002 07:36:49 -0700
References: <NABBLIJOIFAICKBIEPJJMECAPNAA.darkroom@ix.netcom.com>

Hi Austin,

The easy way would be a firmware disk. When you load the disk it would recognize
it as a firmware disk. With the front panel display and buttons selection of a
region to load is simple.

That is how I would do it.

Dennis

Austin Franklin wrote:

> > With the next wave of players the
> > modification became a firmware upgrade - new software was
> > downloaded to the
> > player and this took minutes without the need to open up the machine.
>
> Joseph,
>
> How does that work?  What does one hook up to so that the cover doesn't have
> to come off, to download the new firmware?
>
> I agree it's firmware, but I don't agree it's just "downloaded" without
> opening the cover, there is no port on the box that allows that, at least on
> my DVD.  I believe it's a mask programmed PROM on a PCB in the box, and it
> has to be replaced.  The manufacturers aren't going to use FLASH or EEPROM
> for program storage since they are expensive, and the profit margins on
> these boxes is tight.
>
> Austin
>
>

- --
To unsubscribe, see http://mejac.palo-alto.ca.us/leica-users/unsub.html

In reply to: Message from "Austin Franklin" <darkroom@ix.netcom.com> (RE: [Leica] DVD region codes (was Ansel Adams on PBS TV))