HP Pavilion EZ4900 notebook repair package in RAR format, 903 KB. The name carries no board number, ODM code or revision, so identify the motherboard markings yourself and compare them with the documents inside. Archives of this size usually contain a schematic in PDF. That is handy for following the DC-in protection circuit, the battery charger and the main voltage regulators while hunting for a dead-short or no-power fault. Open it with WinRAR or 7-Zip and check that the board code shown in the title block matches your hardware.
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.