As you can see from the above image the checks status is Requires Corrective Action. Next step is to send the Corrective Action Form or Non-conformance template to your supplier to complete 

Step 1: Select the icon then select Request Corrective Action

Step 2: Select user to send to, then a Respond By Date that the supplier must respond by & then select Request Corrective Action 

Step 3: Once sent to the supplier the status will change to Awaiting Response