# Problem on HDMI when Porting Pynq-Z1 to Zybo Z7-20

**URL:** <https://discuss.pynq.io/t/problem-on-hdmi-when-porting-pynq-z1-to-zybo-z7-20/1395>\
**Category:** Support\
**Created:** [June 20, 2020, 9:54am UTC](https://discuss.pynq.io/t/problem-on-hdmi-when-porting-pynq-z1-to-zybo-z7-20/1395 "2020-06-20T09:54:46Z")\
**Posts on this page:** 1\
**Showing post:** 4

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**Author:** ![rock](https://sea1.discourse-cdn.com/flex019/user_avatar/discuss.pynq.io/rock/32/32_2.png) [@rock](https://discuss.pynq.io/u/rock)\
**Post date:** [June 23, 2020, 4:38am UTC](https://discuss.pynq.io/t/problem-on-hdmi-when-porting-pynq-z1-to-zybo-z7-20/1395/4 "2020-06-23T04:38:47Z")

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This might be a similar problem as [Something Weird: HDMI cannot write frames continuously](https://discuss.pynq.io/t/something-weird-hdmi-cannot-write-frames-continuously/1042)

From there we don’t know the best answer. There are many things you need to adjust for your zybo.

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_[View the full topic](https://discuss.pynq.io/t/problem-on-hdmi-when-porting-pynq-z1-to-zybo-z7-20/1395)._