Troubleshooting document in PDF form for the Samsung S7262, the Galaxy Star Pro dual-SIM phone. Samsung troubleshooting guides of this kind combine block diagrams and schematic pages with step-by-step checks for faults such as no power, no charging, no display, SIM detection or audio problems. They show which parts and test points to measure. Any PDF viewer opens it. Compare reference designators with your actual board, since component placement can change between hardware revisions.
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 @mobile_jump2. 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.