Uh, every Classic Mac I've seen has a deflection yoke. The tube can't be installed upside down but the yoke can or the yoke could be mis-wired (if it was re-wired).
KK6ISP Yet another designated driver on the information super highway. > On Oct 14, 2014, at 3:29 PM, Jonathan Morton <[email protected]> wrote: > > The inverted display could be one of two things: either the tube is > physically installed the wrong way up (no idea how easy that is) or the > polarity of the deflector grids is inverted. Fixing the latter should be a > simple matter of swapping cables. -- -- ----- 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/ --- You received this message because you are subscribed to the Google Groups "Vintage Macs" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
