PDF Printing problem

Hi everyone:

I have a problem with printing PDF. I would like to print a black and white model but when I choose matrix way to print it, it just shows a whole black sample. Please help me.

Thank you very much.

ZCB-Shading analysis.3dm (1.4 MB)

I have no problem with printing both in pdf and jpg your model. Probably you have problem with your pdf reader.ZCB-Shading analysis_1.pdf (511.5 KB)