Blank screen on LCD, makes noises but nothing else
 
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Blank screen on LCD, makes noises but nothing else  

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adam.f2
(@adam-f2)
Eminent Member
Blank screen on LCD, makes noises but nothing else

Just finished my build, and while things went well aside from a few bolts I turned a bit too hard, I'm dead in the water as the LCD isn't working.

When I turn it on, the light on the board comes on, but the LCD does not. When you press the button, you can hear a few weird sounds very low, and when you turn the dial a yellow light on the board lights up as well.

I did check the connections to make sure they were in the proper slot, and they were, so I'm a bit unsure of where to turn next with this one.

Veröffentlicht : 10/01/2016 10:28 pm
PJR
 PJR
(@pjr)
Antient Member Moderator
Re: Blank screen on LCD, makes noises but nothing else

Hi Adam

Any chance you could upload photos of the ribbon cable plugged in at both ends (2 photos, one of each end).

There have been issues in the past where the ribbon cables are not quite as they should be.

Thanks in advance

Peter

Please note: I do not have any affiliation with Prusa Research. Any advices given are offered in good faith. It is your responsibility to ensure that by following my advice you do not suffer or cause injury, damage…

Veröffentlicht : 10/01/2016 10:33 pm
adam.f2
(@adam-f2)
Eminent Member
Themenstarter answered:
Re: Blank screen on LCD, makes noises but nothing else

Thanks for the quick response. Here you go....

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Veröffentlicht : 10/01/2016 10:44 pm
PJR
 PJR
(@pjr)
Antient Member Moderator
Re: Blank screen on LCD, makes noises but nothing else

Looks like you have the connectors the wrong way round on the RAMBo.

https://d17kynu4zpq5hy.cloudfront.net/igi/prusa3d/UjFyyGJRAG4SipZ5.huge

Note the locators are pointing to the centre of the board, not the outside as you have them.

Peter

Please note: I do not have any affiliation with Prusa Research. Any advices given are offered in good faith. It is your responsibility to ensure that by following my advice you do not suffer or cause injury, damage…

Veröffentlicht : 10/01/2016 10:50 pm
adam.f2
(@adam-f2)
Eminent Member
Themenstarter answered:
Re: Blank screen on LCD, makes noises but nothing else

That was it apparently.

I had the cables in the right slot as shown in my photos, but they were turned the wrong way in the slot. Thankfully that was an easy fix lol. Thanks again for the advice!

Veröffentlicht : 10/01/2016 11:02 pm
PJR
 PJR
(@pjr)
Antient Member Moderator
Re: Blank screen on LCD, makes noises but nothing else

Adam

Pleasure to be of assistance.

Enjoy your printing.

Peter

Please note: I do not have any affiliation with Prusa Research. Any advices given are offered in good faith. It is your responsibility to ensure that by following my advice you do not suffer or cause injury, damage…

Veröffentlicht : 11/01/2016 9:29 am
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