Dell E93839 Motherboard Schematic Updated Access

While the E93839 marking spans multiple generations, the most common variants found in the repair ecosystem belong to the Intel 8-Series (Haswell/LGA 1150) and 9-Series architectures. Below is the technical baseline for a standard Dell E93839 (H81/B85 chipset) motherboard variant: Technical Specification Intel LGA 1150 (Supports 4th Gen Haswell Core i3/i5/i7) Chipset Intel H81 Express / B85 Express PCH Memory Architecture Dual-Channel DDR3 / DDR3L DIMM slots (Up to 16GB, 1600 MHz) Expansion Slots

The motherboard—often identified by the UL number "E93839" printed on the PCB—is a widely used, durable component found primarily in older Dell OptiPlex desktop systems, such as the OptiPlex 790 and similar models . Due to its longevity, many users continue to repair and upgrade these systems in 2026. dell e93839 motherboard schematic updated

I can guide you directly to the correct component paths and test points for your specific board generation. Share public link While the E93839 marking spans multiple generations, the

Key features include:

Dropping this signal to 0V triggers the PCH to output SLP_S3# and SLP_S4# signals. I can guide you directly to the correct