LCD2004 Controller menu screens not loading

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Rutherglen1
Posts: 1
Joined: Tue Dec 27, 2016 1:09 pm

LCD2004 Controller menu screens not loading

Post by Rutherglen1 » Tue Dec 27, 2016 1:35 pm

I have recently assembled a Geeetech I3 Pro B.

When the machine is powered up, or the display reset button is pressed, the 'Info screen' appears normally.

If I press the rotary encoder button, the menu screen showing "info screen', 'Prepare', 'Control' and 'SD card' also appears correctly but if I try to select any of the options by rotating the control knob, the display goes blank.

Pressing the knob again returns to the Info screen but the information is garbled. Pressing the reset button again causes the screen to be displayed correctly again.

I suspect the controller card may be faulty but would like your advice.

Cup
Posts: 123
Joined: Fri Jul 15, 2016 6:11 pm

Re: LCD2004 Controller menu screens not loading

Post by Cup » Wed Dec 28, 2016 2:02 pm

Hi,
First replug your SD and LCD cable.Then try re-flashing the firmware:
1)Download the firmware for Pro B and reflash the firmware again:
http://www.geeetech.com/forum/download/file.php?id=2819

2)Then upload the firmware again after that by referring this post:
http://www.geeetech.com/forum/viewtopic ... 13&t=17181

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