The adjustings pots at the top of the video board often need to be cleaned or replaced. I also had to
replace a voltage regulator on one board, iirc.
Louis
On Sun, 07 Apr 2002 14:27:23 -0500, James Rice wrote:
#Has anyone ever repaired a Lisa 2 with the following symptoms: A
#distorted video image on the upper 1/3 of the screen? I'm the high
#bidder on a Lisa 2 on ebay
#
#url:
#
http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&item=2013387255&r=0&t=0&showTutorial=0&ed=1018246
402&indexURL=0&rd
#
#
#If you look at the screen shots, the video screen is distorted very
#similar to what my compact macs do with cold solder joints on the analog
#board. I figure that it's either a similar problem, dirty contacts or
#bad caps on the board. Just wondering if anyone has seen similar
#symptoms. I think I can get a Lisa video board from a friend in DFW who
#has a cache of Lisa's in storage. The guy's Apple collection is
#awesome. He has several of absolutely every product Apple ever made
#including a lot of prototype stuff that was never publicly released.
#
#I usually don't attempt board level repair, but for a Lisa, I'll make an
#exception. I thought Tony might have done one before. Have you ever
#seen this one before Tony?
#
#I think a Lisa would fit in perfectly with my NeXT's, Sun's, Indy and
#BeBox.
#
#Thanks,
#
#James
#You mean you're supposed to read the manual first?
#
#
Received on Sun Apr 07 2002 - 15:00:06 BST