SOYO COMPUTER CO., LTD.
5ED5, 5EDM
Processor | CX 6X86/CX 6X86L/CX 686MX/AM K5/AM K6/Pentium |
Processor Speed | 75/90/100/120/133/150/166/180/200/233/266/300MHz |
Chip Set | ETEQ |
Video Chip Set | None |
Maximum Onboard Memory | 384MB (EDO & SDRAM supported) |
Maximum Video Memory | None |
Cache | 512/1024KB |
BIOS | Unidentified |
Dimensions | 305mm x 244mm |
I/O Options | 32-bit PCI slots (5), floppy drive interface, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), IR connector, USB connectors (2), ATX power connector, AGP slot |
NPU Options | None |

CONNECTIONS | |||
Purpose | Location | Purpose | Location |
AGP slot | AGP | USB connector 1 | CN4 |
ATX power connector | ATX | USB connector 2 | CN5 |
Reset switch | C1 | PS/2 mouse port | CN6 |
Soft off power supply | C2 | Floppy drive interface | CN7 |
Turbo LED | C3 | IDE interface 1 | CN8 |
IDE interface LED | C4 | IDE interface 2 | CN9 |
Power LED & keylock | C5 | IR connector | IR1 |
Speaker | C6 | CPU fan power | JP43 |
Parallel port | CN1 | Wake on LAN connector | JP44 |
Serial port 2 | CN2 | 32-bit PCI slots | PC1 – PC5 |
Serial port 1 | CN3 | ||
USER CONFIGURABLE SETTINGS | |||
Function | Label | Position | |
» | CMOS memory normal operation | JP5 | Pins 1 & 2 closed |
CMOS memory clear | JP5 | Pins 2 & 3 closed | |
CPU burst mode select interleave | JP22 | Pins 1 & 2 closed | |
CPU burst mode select linear | JP22 | Pins 2 & 3 closed | |
SIMM CONFIGURATION | |
Size | Bank 0 |
8MB | (2) 1M x 36 |
16MB | (2) 2M x 36 |
32MB | (2) 4M x 36 |
64MB | (2) 8M x 36 |
DIMM CONFIGURATION | |||
Size | Bank 1 | Bank 2 | Bank 3 |
8MB | (1) 1M x 64 | None | None |
16MB | (1) 2M x 64 | None | None |
16MB | (1) 1M x 64 | (1) 1M x 64 | None |
24MB | (1) 2M x 64 | (1) 1M x 64 | None |
24MB | (1) 1M x 64 | (1) 1M x 64 | (1) 1M x 64 |
32MB | (1) 4M x 64 | None | None |
32MB | (1) 2M x 64 | (1) 2M x 64 | None |
40MB | (1) 4M x 64 | (1) 1M x 64 | None |
48MB | (1) 4M x 64 | (1) 2M x 64 | None |
48MB | (1) 2M x 64 | (1) 2M x 64 | (1) 2M x 64 |
64MB | (1) 8M x 64 | None | None |
64MB | (1) 4M x 64 | (1) 4M x 64 | None |
72MB | (1) 8M x 64 | (1) 1M x 64 | None |
DIMM CONFIGURATION (CON’T) | |||
Size | Bank 1 | Bank 2 | Bank 3 |
80MB | (1) 8M x 64 | (1) 2M x 64 | None |
96MB | (1) 8M x 64 | (1) 4M x 64 | None |
96MB | (1) 4M x 64 | (1) 4M x 64 | (1) 4M x 64 |
128MB | (1) 16M x 64 | None | None |
128MB | (1) 8M x 64 | (1) 8M x 64 | None |
136MB | (1) 16M x 64 | (1) 1M x 64 | None |
144MB | (1) 16M x 64 | (1) 2M x 64 | None |
160MB | (1) 16M x 64 | (1) 4M x 64 | None |
192MB | (1) 16M x 64 | (1) 8M x 64 | None |
192MB | (1) 8M x 64 | (1) 8M x 64 | (1) 8M x 64 |
256MB | (1) 16M x 64 | (1) 16M x 64 | None |
384MB | (1) 16M x 64 | (1) 16M x 64 | (1) 16M x 64 |
Note: Board accepts EDO & SDRAM memory. Do not install FPM or EDO SIMMs/DIMMs if SDRAM DIMMs are already installed. | |||
DIMM VOLTAGE CONFIGURATION | |
Voltage | JP37 |
3.3v | Pins 1 & 3, 2 & 4 closed |
5v | Pins 3 & 5, 4 & 6 closed |
CACHE CONFIGURATION | |||
Size | Bank 0 | Bank 1 | TAG |
512KB | (1) 64K x 64 | None | (1) 16K x 8 |
1MB | (1) 64K x 64 | (1) 64K x 64 | Unidentified |
Note: The location of the banks is unidentified. | |||
CPU SPEED SELECTION (CX 6X86/6X86L) | ||||||||
CPU speed | Clock speed | Multiplier | SW1/1 | SW1/2 | SW1/3 | SW1/4 | SW1/5 | SW1/6 |
150MHz | 60MHz | 2x | On | Off | Off | On | Off | Off |
166MHz | 66MHz | 2x | On | Off | Off | Off | Off | Off |
200MHz | 75MHz | 2x | On | Off | Off | Off | On | Off |
CPU SPEED SELECTION (CX 6X86MX) | ||||||||
CPU speed | Clock speed | Multiplier | SW1/1 | SW1/2 | SW1/3 | SW1/4 | SW1/5 | SW1/6 |
166MHz | 60MHz | 2.5x | On | On | Off | On | Off | Off |
200MHz | 66MHz | 2.5x | On | On | Off | Off | Off | Off |
233MHz | 75MHz | 2.5x | On | On | Off | Off | On | Off |
233MHz | 66MHz | 3x | Off | On | Off | Off | Off | Off |
266MHz | 75MHz | 3x | Off | On | Off | Off | On | Off |
266MHz | 66MHz | 3.5x | Off | Off | Off | Off | Off | Off |
CPU SPEED SELECTION (AM K5) | ||||||||
CPU speed | Clock speed | Multiplier | SW1/1 | SW1/2 | SW1/3 | SW1/4 | SW1/5 | SW1/6 |
75MHz | 50MHz | 1.5x | Off | Off | Off | On | On | On |
90MHz | 60MHz | 1.5x | Off | Off | Off | On | Off | Off |
100MHz | 66MHz | 1.5x | Off | Off | Off | Off | Off | Off |
120MHz | 60MHz | 1.5x | Off | Off | Off | On | Off | Off |
133MHz | 66MHz | 1.5x | Off | Off | Off | Off | Off | Off |
166MHz | 66MHz | 2.5x | On | On | Off | Off | Off | Off |
CPU SPEED SELECTION (AM K6) | ||||||||
CPU speed | Clock speed | Multiplier | SW1/1 | SW1/2 | SW1/3 | SW1/4 | SW1/5 | SW1/6 |
166MHz | 66MHz | 2.5x | On | On | Off | Off | Off | Off |
180MHz | 60MHz | 3x | Off | On | Off | On | Off | Off |
200MHz | 66MHz | 3x | Off | On | Off | Off | Off | Off |
233MHz | 66MHz | 3.5x | Off | Off | Off | Off | Off | Off |
266MHz | 66MHz | 4x | On | Off | On | Off | Off | Off |
300MHz | 66MHz | 4.5x | On | On | On | Off | Off | Off |
CPU SPEED SELECTION (INTEL) | ||||||||
CPU speed | Clock speed | Multiplier | SW1/1 | SW1/2 | SW1/3 | SW1/4 | SW1/5 | SW1/6 |
75MHz | 50MHz | 1.5x | Off | Off | Off | On | On | On |
90MHz | 60MHz | 1.5x | Off | Off | Off | On | Off | Off |
100MHz | 66MHz | 1.5x | Off | Off | Off | Off | Off | Off |
120MHz | 60MHz | 2x | On | Off | Off | On | Off | Off |
133MHz | 66MHz | 2x | On | Off | Off | Off | Off | Off |
150MHz | 60MHz | 2.5x | On | On | Off | On | Off | Off |
166MHz | 66MHz | 2.5x | On | On | Off | Off | Off | Off |
180MHz | 60MHz | 3x | Off | On | Off | On | Off | Off |
200MHz | 66MHz | 3x | Off | On | Off | Off | Off | Off |
CPU SPEED SELECTION (INTEL MMX) | ||||||||
CPU speed | Clock speed | Multiplier | SW1/1 | SW1/2 | SW1/3 | SW1/4 | SW1/5 | SW1/6 |
166MHz | 66MHz | 2.5x | On | On | Off | Off | Off | Off |
180MHz | 60MHz | 3x | Off | On | Off | Off | Off | Off |
200MHz | 66MHz | 3x | Off | On | Off | Off | Off | Off |
233MHz | 66MHz | 3.5x | Off | Off | Off | Off | Off | Off |
CPU VOLTAGE SELECTION (SINGLE) | ||
Voltage | JP30 | |
| » | 3.52v | Pins 1 & 2, 11 & 12 closed |
CPU VOLTAGE SELECTION (DUAL) | ||
Voltage | JP30 | |
2.1 | Pins 5 & 6 closed | |
| » | 2.8v | Pins 1 & 2, 11 & 12 closed |
2.9v | Pins 1 & 2, 5 & 6 closed | |
3.2v | Pins 1 & 2, 7 & 8 closed | |
MISCELLANEOUS TECHNICAL NOTE |
If board has an older CPU that does not automatically detect the voltage, open jumper JP1. |