Main part list for the Samsung SM-S911U, common version dated 230206, a 1.54 MB PDF document. Parts lists of this kind pair location numbers from the exploded view with Samsung part codes and descriptions, which is what you need to order genuine replacement assemblies such as frames, displays, cameras or flex cables. Regional and carrier variants can use different part codes, so match the model suffix and, where listed, colour or memory version before ordering. It opens in any standard PDF reader.
The button opens the matching file on RM Schematics, or a source page if it is not catalogued there yet. The original attachment is from @ComSamsung. Enginerys does not host this file.
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The standard format for schematics, block diagrams, power-sequence charts and service manuals.