Welcome! Log In Create A New Profile

Led blue display 12864A

pedrosnlmsantos

Led blue display 12864A
December 09, 2021 08:56AM

Registered: 3 years ago
Posts: 3

Hello, o buy a LCD raystar screen blue 12864a .

Can you Help me in One Isseu?

The screen works but the color blue is off.

I check the pins 19 (+5 v) and 20 (gnd) and it os ok.

Why the blue color don't works?

Thank you

Reply Quote

VDX

Re: Led blue display 12864A
December 09, 2021 09:18AM

Admin
Registered: 17 years ago
Posts: 13,995

... have you a trimpot on the board for the "brighness" of the backlight or "contrast"?

Viktor
--------
Aufruf zum Projekt "Müll-freie Meere" - [reprap.org] -- Deutsche Facebook-Gruppe - [www.facebook.com]

Call for the project "garbage-free seas" - [reprap.org]

Reply Quote

pedrosnlmsantos

Re: Led blue display 12864A
December 09, 2021 09:45AM

Registered: 3 years ago
Posts: 3

Hi.

No the contraste and brighness are changed um teu machine (digital balance).

Reply Quote

pedrosnlmsantos

Re: Led blue display 12864A
December 09, 2021 10:13AM

Registered: 3 years ago
Posts: 3

Sorry for the bad English.

the change Of the contrast and brighness is made in the machine menu