Comment # 29 on bug 1140581 from Chaoyang Qin

(In reply to Nicolas Patricio Saenz Julienne from comment #28)
> Chaoyang Qin Undo the X11 config and try the "Image Viewer" test
> (https://github.com/notro/fbtft/wiki/Framebuffer-use#image-viewer)

file deleted.
And this test fails:
suse-pi:~ # fbi -d /dev/fb1 -T 1 -noverbose -a Mystery-100x100.jpg
using "���������������������,���������������������,WenQuanYi Zen Hei Mono-16", pixelsize=16.67
file=/usr/share/fonts/truetype/wqy-zenhei.ttc

And screen still no output.