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Digital BW, The Print

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Message

Re: Epson 7000 mainboard replacement ...

2005-06-14 by john dean

Hi Richard and dfa printing,

> After you read through your manual tonight and post tomorrow, can
you  also answer a couple of questions?
> 
Yes of Course -  I am going to try posting the jpeg of where we
soidered the wires and where they were originally on the board. 

>  Q> I am pretty sure this is not the motor itself as it has always 
> >worked fine, but rather the connection on the board that makes it 
> >buzz like that and finally give the error message.

  A -I suspect the four CN 24 connector wires because that is the
connection of  that motor to the board. Because the motor worked fine before I 
had the head fuse replaced and before I broke that connector, my logic was 
why would the motor decide to die now,and I think that would be rare in any 
situation, since this is not a printer that has ever had heavy use.
---------------------------------------
Q- Does the stepper motor (pump) actually operate intermittently when 
> you initialize or does it just start "buzzing"? What error message
is 
> it giving you -- a "0100" or ?

A -When the wires were soidered the machine didn't flash error
messages  immediately but the motor was actually engaged the print heads 
moved out of  home position things began to work for about 5 seconds then 
the motor begins buzzing and acting like it doesn't have enough power to turn
the gears  and drive the pump, which it didn't, then it stops dead and the error 
message flashes  0001000C, which referes to the malfunction of the pump 
motor. The manual  says check the connection, the motor, finally replace the 
main board. But your  right if it is the connection I might be able to fix this if its 
the mainboard replacement,  probably over my head, even if I had the 
sofware to do the firmware upgrade  and reinitialize everything.
----------------------------
> 
Q - It doesn't matter whether you have Win95 -- the program runs 
> under "DOS mode" anyway, so whatever OS is on the system you borrow 
> will be fine, I'm sure.

 A -I'm sure XP would also work IF I had the program to do this with. 
----------------------------------------
Q - Replacing the main board may be a lot more grief for you than 
> repairing the CN24 connector, if that's where the problem is...

 A -You are definitely correct sir. Let me hope the board is not
ruined. I have been very, very careful with it, the guy who soidered the wires 
was great and  very careful.But replacing the main board... probably more 
than I am capable of doing. I was just surprised the board was only $150.00 
and still available,  so momentarily it gave me hope. However even the guy 
from Hong Kong, KT Chan didn't do it  for himself, he called Epson, that is a 
bad sign indeed. 

But, who knows. I'll keep tinkering with that CN connection for a
couple of more days before giving up on that element. I suppose I could order 
a new  motor and the ribbon cable that comes connected to it. But the
connector that  goes to the board wouldn't be with it and that would be the 
main thing I need.  If the motor is not bad, and I keep wondering why would 
the motor all of a  sudden go bad?

I'll be in touch.

John



--- In DigitalBlackandWhiteThePrint@yahoogroups.com, "richard_h95050" <
richardh@j...> wrote:
> Hi John,
> 
> After you read through your manual tonight and post tomorrow, can you 
> also answer a couple of questions?
> 
> > I am pretty sure this is not the motor itself as it has always 
> >worked fine, but rather the connection on the board that makes it 
> >buzz like that and finally give the error message.
> 
> Does the stepper motor (pump) actually operate intermittently when 
> you initialize or does it just start "buzzing"? What error message is 
> it giving you -- a "0100" or ?
> 
> >...reprogramming the board...requires a special program and a pc, 
> >which I do have access to, though not Windows 95 like they mention 
> >in the manual...
> 
> It doesn't matter whether you have Win95 -- the program runs 
> under "DOS mode" anyway, so whatever OS is on the system you borrow 
> will be fine, I'm sure.
> 
> Replacing the main board may be a lot more grief for you than 
> repairing the CN24 connector, if that's where the problem is...
> 
> Cheers!
> Richard
> 
> --- In DigitalBlackandWhiteThePrint@yahoogroups.com, "john dean" 
> <deanwork2003@y...> wrote:
> > Hi Richard,
> > 
> 
> << Snipped>>

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