Model 100/HX-20 LCD Display Problems

Alexandre Souza alexandre.tabajara at gmail.com
Sun Aug 26 16:32:57 CDT 2018


I'm looking for a display board...Both 100s I have got, have IC driver
problems


2018-08-26 18:22 GMT-03:00 Marvin Johnston via cctalk <cctalk at classiccmp.org
>:

>
> In getting ready for VCFMW, I started looking at some model 100s and HX-20
> notebook computers. Most of them have blank LCD displays, so I figured
> there might be a common problem.
>
> So far, I've found leaky electrolytics on all of them, usually 10 uF, but
> there are some others with all of them so far associated with the LCD power
> supplies. The Epsons seem less prone to this than the model 100s, but both
> have the problem.
>
> Has anyone that has done repair work on these computers found the major
> problem to be leaky capacitors?
>
> My gut reaction at this point is to just replace all of the electrolytics.
> Does this sound like a reasonable longer term approach rather than just
> replacing the obvious leaky ones?
>


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