The rear I/O panel is highly standardized for office environments, featuring a mix of digital and legacy serial ports. Quantity/Description 6 x Rear, 2-4 x Internal/Front Video Output 1 x VGA, 1 x DisplayPort Networking 1 x RJ-45 (Intel 82567LM Gigabit Ethernet) Line-in/Microphone and Line-out Legacy Ports 1 x Serial (9-pin), 1 x Parallel (25-pin) Storage Expansion 1 x eSATA port Key Features for Upgraders Dell OptiPlex 780 Service Manual--Mini Tower Computer
Let me know if you need help identifying jumpers or front-panel connectors for this board! dell e93839 ga0402 motherboard specs
| Specification | Detail | | :--- | :--- | | | Dell (Foxconn or Pegatron manufactured) | | Chipset | Intel Q65 Express | | CPU Socket | LGA 1155 | | Compatible CPUs | Intel 2nd Gen Core (Sandy Bridge) & some 3rd Gen (Ivy Bridge) after BIOS update | | Memory Type | DDR3 (Non-ECC, Unbuffered) | | Memory Speed | 1066 MHz, 1333 MHz | | Max Memory | 16 GB (4 x 4GB) / Some versions support 32GB (4 x 8GB) | | Expansion Slots | PCIe x16, PCIe x1, Legacy PCI (depending on chassis) | | Storage Interfaces | SATA 2.0 (3Gb/s), SATA 3.0 (6Gb/s) | | Audio | Realtek ALC269 (High Definition Audio) | | LAN | Intel 82579LM Gigabit Ethernet | The rear I/O panel is highly standardized for