SKYWELL TECHNOLOGY CORPORATION, LTD.
VT586TX
Device Type | Mainboard |
Processor | CX 6X86/CX 6X86L/AM K5/AM K6/Pentium |
Processor Speed | 75/90/100/120/133/150/166/200/233MHz |
Chip Set | Intel |
Video Chip Set | None |
Maximum Onboard Memory | 256MB (EDO supported) |
Maximum Video Memory | None |
Cache | 256/512KB (located on Pentium II CPU) |
BIOS | Award |
Dimensions | 241mm x 221mm |
I/O Options | 32-bit PCI slots (4), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse interface, serial ports (2), IR connector, USB connectors (2), ATX power connector |
NPU Options | None |
CONNECTIONS | |||
Purpose | Location | Purpose | Location |
ATX power connector | ATX | Reset switch | J17 |
Floppy drive interface | J3 | IDE interface LED | J18 |
IDE interface 2 | J4 | IR connector | J19 |
PS/2 mouse interface | J5 | Chassis fan power | J20 |
Serial port 2 | J6 | Turbo LED | JP11 |
IDE interface 1 | J7 | Power LED & keylock | JP12 |
Serial port 1 | J8 | Green PC connector | JP13 |
Parallel port | J9 | Turbo switch | JP14 |
USB connector | J14 | Soft off power supply | JP15 |
USB connector | J15 | 32-bit PCI slots | PC1 - PC4 |
Speaker | J16 |
USER CONFIGURABLE SETTINGS | |||
Function | Label | Position | |
» | CMOS memory normal operation | JP1 | Pins 1 & 2 closed |
CMOS memory clear | JP1 | Pins 2 & 3 closed | |
Flash BIOS voltage select 12v | JP2 | Pins 2 & 3 closed | |
Flash BIOS voltage select 5v | JP2 | Pins 1 & 2 closed |
SIMM CONFIGURATION | ||
Size | Bank 0 | Bank 1 |
8MB | (2) 1M x 36 | None |
16MB | (2) 2M x 36 | None |
16MB | (2) 1M x 36 | (2) 1M x 36 |
24MB | (2) 2M x 36 | (2) 1M x 36 |
32MB | (2) 4M x 36 | None |
32MB | (2) 2M x 36 | (2) 2M x 36 |
40MB | (2) 4M x 36 | (2) 1M x 36 |
48MB | (2) 4M x 36 | (2) 2M x 36 |
64MB | (2) 8M x 36 | None |
64MB | (2) 4M x 36 | (2) 4M x 36 |
72MB | (2) 8M x 36 | (2) 1M x 36 |
80MB | (2) 8M x 36 | (2) 2M x 36 |
96MB | (2) 8M x 36 | (2) 4M x 36 |
128MB | (2) 8M x 36 | (2) 8M x 36 |
128MB | (2) 16M x 36 | None |
136MB | (2) 16M x 36 | (2) 1M x 36 |
144MB | (2) 16M x 36 | (2) 2M x 36 |
160MB | (2) 16M x 36 | (2) 4M x 36 |
192MB | (2) 16M x 36 | (2) 8M x 36 |
256MB | (2) 16M x 36 | (2) 16M x 36 |
Note: Board accepts EDO memory. |
DIMM CONFIGURATION | ||
Size | Bank 2 | Bank 3 |
8MB | (1) 1M x 64 | None |
16MB | (1) 2M x 64 | None |
16MB | (1) 1M x 64 | (1) 1M x 64 |
24MB | (1) 2M x 64 | (1) 1M x 64 |
32MB | (1) 4M x 64 | None |
32MB | (1) 2M x 64 | (1) 2M x 64 |
40MB | (1) 4M x 64 | (1) 1M x 64 |
48MB | (1) 4M x 64 | (1) 2M x 64 |
64MB | (1) 8M x 64 | None |
64MB | (1) 4M x 64 | (1) 4M x 64 |
72MB | (1) 8M x 64 | (1) 1M x 64 |
80MB | (1) 8M x 64 | (1) 2M x 64 |
96MB | (1) 8M x 64 | (1) 4M x 64 |
128MB | (1) 16M x 64 | None |
128MB | (1) 8M x 64 | (1) 8M x 64 |
136MB | (1) 16M x 64 | (1) 1M x 64 |
144MB | (1) 16M x 64 | (1) 2M x 64 |
160MB | (1) 16M x 64 | (1) 4M x 64 |
192MB | (1) 16M x 64 | (1) 8M x 64 |
256MB | (1) 16M x 64 | (1) 16M x 64 |
CACHE CONFIGURATION | |
Size | Bank 0 |
256KB | (2) 32K x 32 |
512KB | (2) 64K x 32 |
CPU SPEED SELECTION (CX 6X86) | |||||||
CPU speed | Clock speed | Multiplier | FS0 | FS1 | FS2 | JP3 | JP4 |
120MHz | 50MHz | 2x | 1 & 2 | 1 & 2 | 1 & 2 | Open | Closed |
133MHz | 55MHz | 2x | 2 & 3 | 1 & 2 | 1 & 2 | Open | Closed |
150MHz | 60MHz | 2x | 1 & 2 | 1 & 2 | 2 & 3 | Open | Closed |
Note: Pins designated should be in the closed position. |
CPU SPEED SELECTION (CX 6X86L) | |||||||
CPU speed | Clock speed | Multiplier | FS0 | FS1 | FS2 | JP3 | JP4 |
166MHz | 66MHz | 2x | 1 & 2 | 2 & 3 | 1 & 2 | Open | Closed |
200MHz | 75MHz | 2x | 2 & 3 | 1 & 2 | 2 & 3 | Open | Closed |
Note: Pins designated should be in the closed position. |
CPU SPEED SELECTION (AM K5) | |||||||
CPU speed | Clock speed | Multiplier | FS0 | FS1 | FS2 | JP3 | JP4 |
75MHz | 50MHz | 1.5x | 1 & 2 | 1 & 2 | 1 & 2 | Open | Open |
90MHz | 60MHz | 1.5x | 1 & 2 | 1 & 2 | 2 & 3 | Open | Open |
100MHz | 66MHz | 1.5x | 1 & 2 | 2 & 3 | 1 & 2 | Open | Open |
133MHz | 66MHz | 2x | 1 & 2 | 2 & 3 | 1 & 2 | Open | Closed |
166MHz | 66MHz | 2.5x | 1 & 2 | 2 & 3 | 1 & 2 | Closed | Closed |
Note: Pins designated should be in the closed position. |
CPU SPEED SELECTION (AM K6) | |||||||
CPU speed | Clock speed | Multiplier | FS0 | FS1 | FS2 | JP3 | JP4 |
166MHz | 66MHz | 2.5x | 1 & 2 | 2 & 3 | 1 & 2 | Closed | Closed |
200MHz | 66MHz | 3x | 1 & 2 | 2 & 3 | 1 & 2 | Closed | Open |
Note: Pins designated should be in the closed position. |
CPU SPEED SELECTION (INTEL) | |||||||
CPU speed | Clock speed | Multiplier | FS0 | FS1 | FS2 | JP3 | JP4 |
75MHz | 50MHz | 1.5x | 1 & 2 | 1 & 2 | 1 & 2 | Open | Open |
90MHz | 60MHz | 1.5x | 1 & 2 | 1 & 2 | 2 & 3 | Open | Open |
100MHz | 66MHz | 1.5x | 1 & 2 | 2 & 3 | 1 & 2 | Open | Open |
120MHz | 60MHz | 2x | 1 & 2 | 1 & 2 | 2 & 3 | Open | Closed |
133MHz | 66MHz | 2x | 1 & 2 | 2 & 3 | 1 & 2 | Open | Closed |
150MHz | 60MHz | 2.5x | 1 & 2 | 1 & 2 | 2 & 3 | Closed | Closed |
166MHz | 66MHz | 2.5x | 1 & 2 | 2 & 3 | 1 & 2 | Closed | Closed |
200MHz | 66MHz | 3x | 1 & 2 | 2 & 3 | 1 & 2 | Closed | Open |
Note: Pins designated should be in the closed position. |
CPU SPEED SELECTION (INTEL MMX) | |||||||
CPU speed | Clock speed | Multiplier | FS0 | FS1 | FS2 | JP3 | JP4 |
166MHz | 66MHz | 2.5x | 1 & 2 | 2 & 3 | 1 & 2 | Closed | Closed |
200MHz | 66MHz | 3x | 1 & 2 | 2 & 3 | 1 & 2 | Closed | Open |
233MHz | 66MHz | 3.5x | 1 & 2 | 2 & 3 | 1 & 2 | Open | Open |
Note: Pins designated should be in the closed position. |
CPU VOLTAGE SELECTION | ||||||
Voltage | JP5 | JP6 | JP7 | JP8 | JP9 | JP10 |
2.8v | Open | Open | Open | Open | Closed | 3 & 4 |
2.9v | Open | Open | Open | Closed | Open | 3 & 4 |
3.2v | Open | Open | Closed | Open | Open | 3 & 4 |
3.4v | Open | Closed | Open | Open | Open | 1 & 2 |
3.5v | Closed | Open | Open | Open | Open | 1 & 2 |
Note: Pins designated should be in the closed position. |