# Asus touch screen not working

**URL:** <https://forum.onefinitycnc.com/t/asus-touch-screen-not-working/13885>\
**Category:** Uncategorized\
**Created:** [June 29, 2022, 7:54pm UTC](https://forum.onefinitycnc.com/t/asus-touch-screen-not-working/13885 "2022-06-29T19:54:27Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![349iq2345](https://avatars.discourse-cdn.com/v4/letter/3/bb73d2/32.png) [@349iq2345](https://forum.onefinitycnc.com/u/349iq2345)\
**Post date:** [June 29, 2022, 8:04pm UTC](https://forum.onefinitycnc.com/t/asus-touch-screen-not-working/13885/2 "2022-06-29T20:04:59Z")

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Hey Mike,

did you also connect monitor’s power supply to the wall outlet? The Onefinity Controller is not able to supply enough power to drive the monitor.

> [@How to connect the Touch Display (7, 8, 10.8")](https://forum.onefinitycnc.com/t/how-to-connect-the-touch-display-7-8-10-8/5081/1):
>
> When connecting a touchscreen to the Onefinity controller there are a few key items to make it work correctly: Step 1: POWER: Every screen must be connected to external (wall) power to operate correctly. Skipping this step is the most common mistake users make. On the 7 and 8" screens, the 12v wall power adapter must be connected to the 12v in (red arrow) port. On the 10", there is no 12v power input, instead, a USB C port labeled with a lightning bolt is used (red arrow). This cable must be …

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