This article contains the Troubleshooting Guide for the NJ600 Series Ninja® Professional Blender. This supports the following SKUs: NJ600, NJ600C, NJ600CO, NJ600RC, NJ600WMBF, NJ600WMC, NJ601AMZ, NJ601QV, NJ601REF, NJ602, NJ602CO, NJ602CW, NJ602NQ, NJ602Q, NJ602W and NJ602WB.