Path: utzoo!utgpu!news-server.csri.toronto.edu!rpi!zaphod.mps.ohio-state.edu!caen!spool.mu.edu!uunet!comp.vuw.ac.nz!actrix!Roger.Sheppard
From: Roger.Sheppard@actrix.gen.nz (Roger Sheppard)
Newsgroups: comp.sys.atari.st.tech
Subject: Re: Mono monitor blacking
Message-ID: <1991Jul01.024106.1912@actrix.gen.nz>
Date: 1 Jul 91 02:41:06 GMT
Article-I.D.: actrix.1991Jul01.024106.1912
References: <91180.155408JJL101@psuvm.psu.edu>
Organization: Actrix Networks
Lines: 40

In article <91180.155408JJL101@psuvm.psu.edu> JJL101@psuvm.psu.edu (J.J. Lehett) writes:
> 
>    Previously I had thought that this problem I was having with my monitor
> was due to interference although now I am not too sure.  Here are the
> symptoms:
>    Often when I turn the monitor on after a period of non-use the screen
> is almost completely black.  Any letters on the screen though are somewhat
> visible but in an inverse shadowed kind of way.  Then the longer it remains
> on the blackness seems to dissappear, into vertical bands of horizontal
> lines like this across the screen
> 
>           ==   ==    ==   ===
>           ==   ==    ==   ===
>           ==   ==    ==   ===
>           ==   ==    ==   ===
>           ==   ==    ==   ===
>           ==   ==    ==   ===
> 
>     These lines fade in and out a lot until after a period of time.
> 
>     Does any one have any ideas on this?
> 
>                                         J.J.
> 
> *************************************************************************
> *     J.J.      *  Internet: JJL101@PSUVM.PSU.EDU  *     Penn State     *
> *               *                                  *     Center for     *
> *  John Lehett  *  Bitnet:   JJL101@PSUVM          * Academic Computing *
> *************************************************************************
> *    Atari ST's!, Puzzles, Cryptos, Games, Diplomacy, Synths + Midi     *
> *************************************************************************


I don't think that this is a monitor problem,
try reseating the Glue and MMU IC's, dirty
contacts with these IC's cause this kind of problem.
-- 
***  Roger W. Sheppard        *    Roger.Sheppard@bbs.actrix.gen.nz  ***
***  85 Donovan Rd          *  *   At least I don't Flicker, not     ***
***  Kapiti New Zealand..    *     like a dying light globe. !       ***