HP Compaq Presario CQ50 laptop archive built on the Wistron Astrosphere platform, compressed as RAR and about 1.02 MB. Wistron is the ODM behind this motherboard, and Astrosphere is its project name. The package most likely contains the schematic, which helps trace power rails, follow the charger and standby circuits and pinpoint components when looking for a short or missing voltage. No revision is stated, so compare the revision in the drawings with the PCB marking before relying on part values.
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.