This article contains the Troubleshooting Guide for the QB1000 Series Ninja® Master Prep®. This supports the following SKUs: QB1000, QB1000C, QB1000CG, QB1002, QB1003, QB1004, QB1004BRN, QB1004CO, QB1004CQ, QB1004Q, QB1004SF, QB1004W, QB1005, QB1005Q, QB1007QBK, QB1007QBL, QB1007QCN and QB1007QPR.