Once in a while, you might need to issue a refund check to a customer and apply it to Sales Credit Memos.
Create a Negative Customer Receipt
Enter the Customer that you want to issue the refund to.
Enter your Check number in the Document No. field.
Enter the Amount of the payment. The amount should be negative.
Enter the Document Date of the payment.
Update the Bank Account that you want to write the check from.
Update the Payment Method to Check.
Update the Payment Type to Customer Refund.
Once the Customer Receipt information has been entered, Save and Post the negative receipt, then apply it to Sales Credit Memos and Sales Invoices.