RAR package for the HP 5220m notebook, carrying the tokens QD-SX1A, E3C and 0323 in its name. QD is the prefix Quanta uses for its board codes, suggesting a Quanta-designed mainboard, while E3C and 0323 look like a revision and date tag, though their exact meaning is not certain. The 1.26 MB archive likely contains the schematic. Extract it with 7-Zip or WinRAR, match the code printed on the PCB, then use it to trace rails and locate parts.
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 @IT_SERVICE_WORLD. Enginerys does not host this file.
All sources (4)
The same file was posted more than once. If one link is dead, try the next.
| Channel | Posted | |
|---|---|---|
| @IT_SERVICE_WORLD | 1 Oct 2019 | Open file on RM Schematics |
| @Satale_bios_esquemas_Laptop | 24 Feb 2021 | Open file on RM Schematics |
| @Satale_bios_esquemas_Laptop | 10 Apr 2021 | Open file on RM Schematics |
| @IT_SERVICE_WORLD | 2 May 2021 | Open file on RM Schematics |
How to open a .rar file
Compressed archive — the usual wrapper for a schematic + boardview pair or a BIOS + EC set.