[kwlug-disc] Printer Question.

Bob Jonkman bjonkman at sobac.com
Fri Jun 22 15:17:28 EDT 2012

Hash: SHA1

Right, so the toner that sticks to the paper is the toner that is
usefully used up.  Are you saying that the entire surface of the paper
has toner flung at it, all of which is waste except where the image is?

- --Bob.

On 06/22/2012 03:08 PM, R. Brent Clements wrote:
> There is always waste toner.  the printer works by creating a
> patern in static electricity and then spraying it with toner that
> sticks where the charge is.  That toner is then melted.  One of the
> stupidest parts of samsung printer designs is that you can't just
> empty it.  You "have to" replace it.
> Brent
> On Fri, Jun 22, 2012 at 3:04 PM, Bob Jonkman <bjonkman at sobac.com>
> wrote: I've got a Samsung 1720 (B&W, no display).  From reading the
> manual, it seems like the printer is full of DRM.  There's encoding
> on the toner cartridge to detect a "nonSAMSUNG toner cartridge -
> The toner cartridge which the arrow indicates is not a
> Samsung-genuine cartridge"  or even worse, "Toner Exhausted - A
> toner cartridge has reached its estimated cartridge life. The
> printer stops printing" whether there's any toner left or not. This
> may have something to do with the "waste toner" collector being
> full, but why is toner being wasted in the first place?
> So, likely it IS just a counter, but intentionally set up to make
> you buy new supplies. I see there are lots of places selling
> circumvention chips[1] and software[2].
> <politics> Now that Bill C-11 is about to become law, it will be
> an offence to circumvent these Technological Protection Measures
> to repair your printer... </politics>
> FWIW, Samsung is pretty good about providing printer drivers for 
> GNU/Linux systems,  Difficult to install, though. Not something
> I'd expect a non-technical person to do. And I don't remember if
> the driver source is provided...
> --Bob.
> [1] 
> http://www.ebay.com/itm/Samsung-CLX3175-CLX3170-FN-CLX-3175FN-CLX3175FW-toner-cartridge-fix-reset-chip-/320816974041
>  [2]
> http://www.fixya.com/support/t7888133-counter_reset_samsung_scx

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