screen is beginning to jump around

David B. Thomas dt at
Fri Apr 26 03:49:34 AEST 1991

wouk at (Arthur Wouk) writes:

>the screen on my 3b1 is beginning to get a bit jumpy: not distorting,
>but moving around a bit, then stabilizing. right now it is stable.
>could this be from exterior power, or am i beginning to experience
>power supply failure?

I have seen this problem on more than one machine.  In all cases, cleaning
the contacts on the main multipin connector that plugs into the monitor's
circuit board (cable coming from the motherboard) fixed the problem.  Sometimes
I have had to repeat the cleaning.

					little david
Unix is not your mother.

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