--- On Mon, 5/3/10, J. Alexander Jacocks <[email protected]> wrote:

> I have a Mac 128k that _seems_ to boot fine, off of the
> internal 400k
> drive, based on the drive sounds, and the initial beep, at
> power-on.
> However, the internal CRT has a white dot at the center,
> and nothing else.

Analog board problem, failure of both the horizontal and vertical drive 
circuits. High voltage is still working because you have the dot, there's also 
power to the deflection coils but they're not doing any deflecting.


      

-- 
-----
You received this message because you are a member of the Vintage Macs group.
The list FAQ is at http://lowendmac.com/lists/vintagemacs.shtml and our 
netiquette guide is at http://www.lowendmac.com/lists/netiquette.shtml
To post to this group, send email to [email protected]
To leave this group, send email to [email protected]
For more options, visit this group at 
http://groups.google.com/group/vintage-macs

Support for older Macs: http://lowendmac.com/services/

Reply via email to