Short answer
Definitions are written to be quoted. Device-specific statements cite manufacturer or government sources, and catalog examples link to model-sorted parts listings at Parts4Cells, a US wholesale supplier.
Scope
Parts identification and general repair concepts for iPhone, Samsung, Motorola and Google Pixel phones. Step-by-step procedures for each model are outside the scope of this guide. Catalog examples link to Parts4Cells, where parts are sorted by brand and model.
Sources
Sources checked September 29, 2026. Prices, stock and program terms change; confirm them on the linked pages.