Schematic sheet for the Sony Ericsson K800 mobile phone, document 1911-ROA1281534, revision 2C, in PDF form. It belongs to the same ROA1281534 board documentation as the related 1078 sheet, which is a different document and is at revision 2F. Technicians use these drawings to follow power distribution, locate components around faulty circuits and check signal paths during board-level repair. View it with a PDF reader, and cross-check part references against the board you are working on.
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 @mobileshematic. Enginerys does not host this file.
How to open a .pdf file
The standard format for schematics, block diagrams, power-sequence charts and service manuals.