What is KBB in relation to Apple service parts?

KBB refers to a part that is known to be good. In the context of Apple service parts, KBB is an internal designation used to identify parts that have been tested and verified to be functional and reliable for use in repairs or replacements. This classification helps technicians and service providers efficiently manage inventory and ensure that they are using quality components when servicing Apple devices.

Understanding the significance of KBB is crucial in maintaining the standards of Apple service, as it assures both technicians and customers of the reliability of the parts being utilized. The designation also differentiates these parts from others that may be dysfunctional or require additional attention before being deemed usable.