The E93839 typically uses a (often Winbond or Macronix) with a capacity of 4MB to 8MB. The schematic labels the pinout:
Often, identifying the exact schematic for an OEM (Original Equipment Manufacturer) board can be difficult because the "E93839" number frequently refers to the PCB supplier code rather than the model name assigned by the computer manufacturer.
The Foxconn E93839 motherboard remains a reliable workhorse for budget PC builds and office environments. While its proprietary power configurations and lack of public documentation make troubleshooting difficult, a technical understanding of its architecture makes repair entirely feasible. By isolating the proprietary 6-pin power rail mapping, tracking the 3.3V standby circuits, and locating the proper Foxconn engineering revision codes on repair forums, you can successfully diagnose and fix board-level faults on this classic OEM platform.
Unplug the 12V 4-pin/8-pin auxiliary CPU power cable. If the board's fans now stay spinning, one or more high-side MOSFETs within the CPU VRM phase array are shorted. E93839 Motherboard Schematic
System turns on but is completely unresponsive (no POST).
If you want, I can:
To reset the BIOS or clear a forgotten password, look for physical jumpers on the board: HP motherboard E93839 FXN1 With Intel I5-6500 - eBay The E93839 typically uses a (often Winbond or
The E93839 code often appears on boards manufactured by Foxconn for major vendors. Because this marking covers multiple generations of hardware, users must verify their specific (e.g., LA0601, AM0426, or GA0403) to find the correct schematic. Common Board Variations and Specs
A common misconception among DIY repair technicians is that "E93839" is a unique motherboard model number. What E93839 Actually Means
: Some HP proprietary boards also use this identifier, often paired with the Intel i5-6500 CPU . While its proprietary power configurations and lack of
If you need help tracking down a specific component, tell me:
designation is a regulatory code used by Foxconn, primarily found on proprietary motherboards for
: This is a comprehensive document that shows all the electronic components (chips, resistors, capacitors) and how they are electrically connected. It's a map of the board's circuits, including power delivery, data buses, and signal paths, and is essential for understanding how the entire motherboard functions. It also identifies proprietary connectors and power requirements.
Several obstacles make obtaining E93839 schematics difficult:
For the repair technician facing a dead E93839 board, the path forward involves first identifying the specific variant, then locating the correct schematic and boardview files through community resources, and finally applying systematic troubleshooting techniques informed by the documentation. While OEM schematics remain challenging to obtain officially, the global repair community has created an extensive ecosystem of shared resources that make professional-level repairs possible.