Typically uses the LGA775 socket with the Intel Q45 chipset and DDR3 memory.
Official schematics for Dell motherboards are proprietary and not typically hosted publicly by Dell. However, authorized service partners and repair technicians often make them available through technical repositories. dell e93839 motherboard schematic link
: Sometimes, Dell provides technical documentation for their motherboards on their official support website. You can try searching for your specific motherboard model (E93839) in their support portal. Typically uses the LGA775 socket with the Intel
Demystifying the Dell E93839 Motherboard Go to product viewer dialog for this item. : Your Ultimate Guide you can find high-level diagrams
While full component-level schematics are often proprietary, you can find high-level diagrams, pinouts, and repair guides through these resources: How to identify Dell motherboard part number