Portuguese PDF on the main rails or networks of a smartphone, converted from another format, 253 KB, with no model or brand named. Malhas here refers to circuit lines such as VBAT, VPH_PWR, VBUS and the PMIC output rails. Training material like this explains what each line feeds and how to measure it, a foundation for finding shorts and missing voltages. Apply it alongside the schematic of the actual phone, as rail names differ between platforms.
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 @canalesquematicos. 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.
Any PDF readerSumatraPDFFirefox / ChromeFlexBV (links PDF to boardview)