PDF covering the microphone, speaker and earpiece circuits of the A20s, likely the Samsung Galaxy A20s, though the name does not state the brand. Such pages show the audio paths, connector pins and filter components, so a technician can trace a dead mic, silent loudspeaker or quiet earpiece to a broken line, a faulty component or the sub board. Use it with a multimeter in diode or resistance mode. Confirm the model on your phone before following the diagram.
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 @uzb4422. Enginerys does not host this file.
All sources (2)
The same file was posted more than once. If one link is dead, try the next.
| Channel | Posted | |
|---|---|---|
| @uzb4422 | 1 Jun 2023 | Open file on RM Schematics |
| @esquemaseletricos | 11 Feb 2025 | Open file on RM Schematics |
How to open a .pdf file
The standard format for schematics, block diagrams, power-sequence charts and service manuals.