• ** REMEMBER! **The microwave can still shock you even unplugged!!

    ALWAYS discharge the high-voltage capacitor first if you even think your hands will come close to any HIGH VOLTAGE components.

    Jeff mentions this: Anything in the high voltage ( magnetron, capacitor, diode, wires to and from ):
    ...Use a metal ( not the shiny chrome type ) screw driver with a insulated handle to short across ( touch both at the same time ) the terminals of the high voltage capacitor to discharge it.

    From Jeff's site: http://www.applianceaid.com/component-testing.php

    Jake
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Samsung Smart Micro Oven Combo - Foggy/Cloudy Streak Behind Glass Display Touch Screen

patataq11

Premium Member
Joined
Mar 15, 2023
Messages
3
Location
Toronto
Model Number
NQ70M7770DS
Brand
Samsung
Age
1-5 years
This Samsung wall mounted mirco/oven combo unit is about 4 years old and about a month ago there was a small foggy/cloudy patch that had developed in the centre of the touch display screen (underneath the top glass screen) which has now expanded as the weeks have gone by. The touch screen works fine (for now) but worried about what this streak could be, what could have caused it and the potential damage it could do to the touch screen itself resulting in a non functioning oven in the end. If anyone could offer any advice or recommendations to reduce, remove and fix the display issue, it would be greatly appreciated
 

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I do not believe there is a way to clean it. It is a capacitance touch screen and likely will not separate. You may want to reach out to Samsung and see if they will help.
 
I really don’t know. I’ve seen similar issues with steam. I suppose that could be the case here.
 
thanks. I guess to really know what the culprit is is to have a technician come out to diagnose the problem. I suspect it could be steam as well.

Have you ever heard of a cleaning product damaging the display (or the underneath of the top glass coat)? perhaps if a dampened windex cloth was used to clean the surface of the display
 
I have not heard of windex doing that. It should be sealed. It certainly is a mystery. Have you cleaned the inside of the lower oven? Self clean or easy off type cleaners?
 
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