Samsung B75s1 - Motherboard

Samsung often uses a single, slim block for power switch, HDD LED, and reset. The pinout is different from standard Intel or ASUS boards.

The TV plays sound perfectly (e.g., "Samsung Smart TV chime" or audio from an HDMI source), but the screen remains completely black. This indicates the backlight is working, but the B75S1’s video processor is not sending an image to the T-Con board. samsung b75s1 motherboard

| Specification | Detail | | :--- | :--- | | Chipset | Intel B75 Express | | CPU Socket | LGA 1155 | | Supported CPUs | Intel Core i7, i5, i3 (2nd Gen Sandy Bridge & 3rd Gen Ivy Bridge) | | RAM Type | DDR3 (Usually 2 or 4 slots) | | Max RAM | 16GB (Officially) / 32GB possible depending on BIOS | | Storage Interfaces | SATA II (3Gb/s) & SATA III (6Gb/s) | | Expansion Slots | PCIe 3.0 x16, PCIe 2.0 x1, Legacy PCI | | Form Factor | Custom m-ATX (May have non-standard front panel connectors) | Samsung often uses a single, slim block for

The "B75S1" naming convention suggests it is a revision 1 board. Samsung often used this board in mid-range office desktops (e.g., Samsung DM300, DM500, or All-in-One models). This indicates the backlight is working, but the

While the B75 is over a decade old, it retains a cult following for budget builds and legacy systems for three reasons: