The Soyo SY-5EHM mainboard manual provides specifications, processor compatibility, memory configurations, BIOS settings, and connector details.
The SY-5EHM is a mainboard designed for a range of 6x86, K5/K6, Pentium and Pentium MMX processors. It supports up to 128 MB of onboard memory (EDO & SDRAM) and uses the VIA MVP3 chipset. The board measures 254 mm × 218 mm and offers a variety of I/O options including PCI slots, IDE, USB, and an AGP slot.
The manual details user‑configurable settings such as CPU voltage selection, cache size, and bus frequencies. It also lists connector locations, jumper settings for CPU speed and voltage, and power‑supply options, allowing technicians to fine‑tune the board for different processor families.
| Device Type | Mainboard |
|---|---|
| Supported Processors | CX 6X86, CX 6X86L, CX 686MX, AM K5, AM K6, AM K6‑2, Pentium, Pentium MMX |
| Maximum Onboard Memory | 128 MB (EDO & SDRAM supported) |
| Chip Set | VIA MVP3 |
| Dimensions | 254 mm × 218 mm |
| I/O Options | 3 × 32‑bit PCI slots, floppy, 2 × IDE, parallel, PS/2 mouse, 2 × serial, IR, USB, ATX power, AGP, Wake‑on‑LAN |
The SY-5EHM supports CX 6X86, CX 6X86L, CX 686MX, AM K5, AM K6, AM K6‑2, Pentium and Pentium MMX processors.
It can accommodate up to 128 MB of onboard memory, supporting both EDO and SDRAM modules.
Close the CPU voltage select jumper (JP4) to the manual position and choose the desired voltage using the appropriate pins.