Back to board washing for a moment

From: Adrian Graham <Adrian.Graham_at_corporatemicrosystems.com>
Date: Wed Jan 9 03:51:55 2002

> -----Original Message-----
> From: ard_at_p850ug1.demon.co.uk [mailto:ard_at_p850ug1.demon.co.uk]
> Sent: 08 January 2002 19:34
> To: classiccmp_at_classiccmp.org
> Subject: Re: Back to board washing for a moment
>
> propan-2-ol (available from Maplin, or at least it used to
> be. They call
> it isopropyl alcohol).

Dammit; I had a can of that in my hands last night and *put it back*. Duh.

> Sometimes smoking can come from dry joints that are arcing.
> By removing
> the flyback and resoldering it, you've eliminated one
> possible cause...

Yup; I'm going to do that tonight. Last night was 'get the UK101s booting'
night and I was *nearly* successful.

> Annother cuase (which led me a merry dance once) is just dust
> burning off
> high power resistors that are _supposed_ to run hot. No
> fault, other than
> it needed cleaning...

That's what started me off on the boardwashing thoughts, and you've also
mentioned that in off-list mails. Doesn't help the fact that the VDU itself
doesn't appear to work aside from heater glow, but it's one more thing
crossed off the list :)

a
Received on Wed Jan 09 2002 - 03:51:55 GMT