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Digital BW, The Print

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Re: Epson 7000 mainboard replacement ...jpeg

2005-06-14 by richard_h95050

I'll email a copy of the jpeg to you.

From John's description, it sounds like the motor is actually working 
intermittently, so that would indicate the device driver is intact 
and the problem is more likely with the connector fix that was 
hardwired. Possibly a bad solder joint or a choice of connection 
points that don't actually pass through to all board layers? (In the 
jpeg, it looks like the fix/connection is being made to a solder pad 
and not to the connector pin itself -- that would be preferable).

As you suggested earlier, I think it would be overkill to get into a 
mainboard replacement just to resolve that problem...

Ciao,
Richard


--- In DigitalBlackandWhiteThePrint@yahoogroups.com, "dfaprinting" 
<dfaprinting@y...> wrote:
> --- In DigitalBlackandWhiteThePrint@yahoogroups.com, "john dean" 
> <deanwork2003@y...> wrote:
> > I had to post the jpeg of the connection on the epson large 
format 
> list as this 
> > list makes it impossible to post pics, why?
> > 
> > John
> 
> Can't get the pic, not a member there.
> 
> I did just do some price checking... the SRAM cards are... well to 
> put it mildly... expensive! I wonder if you could use a compact 
flash 
> card in a PCMCIA adapter to do the job, much cheaper and it 
> would "never" fade away. It's been about 2 years since I've read up 
> on the procedure for the firmware change and new main board 
> installation, so my memory is a little foggy. I kind of remember 
that 
> there are a lot more adjustments that need to be made after a board 
> change. I think all the A-D converters need to be calibrated to the 
> different mechanics.
> 
> If I had a 7000 I would suggest shipping the parts to me, but I 
> don't. I could make a go at it, but wouldn't really know if it was 
> fixed until sending it back.
> 
> One thing you might want to do is remove the capping station and 
> pump. That way the motor doesn't have a load, so it shouldn't need 
to 
> pull much current to spin. On the 9500 there is a motor check mode 
in 
> one of the service menus, that way you can avoid spraying ink all 
> over. I think that motor is one that can be turned on for checking.

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