To print a check for an accounts payable payment towards a bill, first navigate to the SCM tab on the left and go to SCM -> Accounts Payable -> Bills
Next, when in bills check the box next to the bill listing and select Action -> Enter Payment
Put in the payment amount (if different than the total remaining balance, then click Create Payment
Select the asset cash account which you would like the bills to be paid from. Click Create
Its going to ask you, Would you like to print checks for the payments made? Select YES
It will then open up a printable check made from the payment.