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Subject: Re: [Homebrew_PCBs] C84 Conversion

From: "Stefan Trethan" <stefan_trethan@...>
Date: 2007-02-22

On Thu, 22 Feb 2007 00:42:21 +0100, Paul Sturpe <sturpe@...>
wrote:

> I bought an Epson C84 to convert for direct printing. It was
> adverstised as having a clogged print head. I have read several
> articles on how to unclog the print head. So far I have been
> unsuccessful, but it is still early in my process.
> The thought occured to me, however, that maybe the electronics driving
> the print head are bad. How can I determine if the print head is in
> fact clogged or if it is something else. Are there any voltages going
> to the print head that I can check during the print cycle?


Have you cleaned the parking pad and vacuum hose. If the hose is blocked,
it looks just like a blocked head. The hose is usually blocked.

ST