NMC INTERNATIONAL
NMC 6VAX
| Device Type | Mainboard |
| Processor | Pentium II |
| Processor Speed | 200/233/266/300/333/350/366/400/450MHz |
| Chip Set | VIA |
| Maximum Onboard Memory | 384MB (EDO & SDRAM supported) |
| Cache | 256/512KB (located on the Pentium II CPU) |
| BIOS | Award |
| Dimensions | Unidentified |
| I/O Options | 16-bit ISA slots (2), 32-bit PCI slots (5), floppy drive interface, IDE interfaces (2), parallel port, USB ports (2), PS/2 mouse port, PS/2 keyboard port, serial ports (2), IR connector, ATX power connector, AGP slot, Wake-on-LAN connector, SB-Link connector |
CONNECTIONS |
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| Purpose | Location |
Purpose | Location |
| AGP slot | AGP |
Power LED & Keylock | J2/Pins 1 - 5 |
| ATX power connector | ATX |
Speaker | J2/Pins 7 - 10 |
| PS/2 mouse port | CN1 | Reset switch | J2/Pins 12 & 13 |
| PS/2 keyboard port | CN2 | IR connector | J3/Pins 1 - 5 |
| USB port 1 | CN3 | IDE connector LED | J3/Pins 7 & 8 |
| USB port 2 | CN4 | Turbo LED | J3/Pins 9 & 10 |
| Serial port 1 | CN5 | Power switch | J3/Pins 12 & 13 |
| Serial port 2 | CN6 | CPU fan power | J4 |
| Parallel port | CN7 | Power fan | J5 |
| Floppy drive interface | FDD | Chassis fan power | J6 |
| IDE interface 1 | IDE1 | Wake-on-LAN connector | J7 |
| IDE interface 2 | IDE2 | SB-Link connector | J8 |
| 16-bit ISA slots | IS1 - IS2 | 32-bit PCI slots | PC1 - PC5 |
USER CONFIGURABLE SETTINGS |
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Function |
Label |
Position |
|
» |
CMOS memory normal operation | JP1 |
Pins 1 & 2 closed |
| CMOS memory clear | JP1 |
Pins 2 & 3 closed |
|
» |
Power on Keyboard disabled | JP4 | Pins 1 & 2 closed |
| Power on Keyboard enabled | JP4 | Pins 2 & 3 closed |
|
| » | SDRAM CLOCK at CPU speed | JP5 | Pins 1 & 2 closed |
| SDRAM CLOCK at AGP speed | JP5 | Pins 2 & 3 closed | |
| DIMM CONFIGURATION | |||
Size |
Bank 0 |
Bank 1 |
Bank 2 |
8MB |
(1) 1M x 64 |
None |
None |
16MB |
(1) 1M x 64 |
(1) 1M x 64 |
None |
16MB |
(1) 2M x 64 |
None |
None |
24MB |
(1) 1M x 64 |
(1) 1M x 64 |
(1) 1M x 64 |
32MB |
(1) 2M x 64 |
(1) 2M x 64 |
None |
32MB |
(1) 4M x 64 |
None |
None |
32MB |
(1) 2M x 64 |
(1) 1M x 64 |
(1) 1M x 64 |
48MB |
(1) 2M x 64 |
(1) 2M x 64 |
(1) 2M x 64 |
48MB |
(1) 4M x 64 |
(1) 1M x 64 |
(1) 1M x 64 |
64MB |
(1) 4M x 64 |
(1) 4M x 64 |
None |
64MB |
(1) 8M x 64 |
None |
None |
64MB |
(1) 4M x 64 |
(1) 2M x 64 |
(1) 2M x 64 |
80MB |
(1) 8M x 64 |
(1) 1M x 64 |
(1) 1M x 64 |
96MB |
(1) 4M x 64 |
(1) 4M x 64 |
(1) 4M x 64 |
96MB |
(1) 8M x 64 |
(1) 2M x 64 |
(1) 2M x 64 |
128MB |
(1) 8M x 64 |
(1) 8M x 64 |
None |
*128MB |
(1) 16M x 64 |
None |
None |
128MB |
(1) 8M x 64 |
(1) 4M x 64 |
(1) 4M x 64 |
*144MB |
(1) 16M x 64 |
(1) 1M x 64 |
(1) 1M x 64 |
*160MB |
(1) 16M x 64 |
(1) 2M x 64 |
(1) 2M x 64 |
192MB |
(1) 8M x 64 |
(1) 8M x 64 |
(1) 8M x 64 |
*192MB |
(1) 16M x 64 |
(1) 4M x 64 |
(1) 4M x 64 |
*256MB |
(1) 16M x 64 |
(1) 16M x 64 |
None |
*256MB |
(1) 16M x 64 |
(1) 8M x 64 |
(1) 8M x 64 |
*384MB |
(1) 16M x 64 |
(1) 16M x 64 |
(1) 16M x 64 |
| Note: Board
supports EDO & SDRAM memory. Maximum SDRAM is 192MB. Maximum EDO is 384MB. *: Memory configurations require EDO memory. |
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CACHE CONFIGURATION |
| Note: 256KB/512KB cache is located on the Pentium II CPUs. |
CPU SPEED SELECTION (PENTIUM) |
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CPU speed |
Clock speed |
Multiplier |
JP3 |
200MHz |
66MHz |
3x |
Pins 1 & 2, 15 & 16 closed |
233MHz |
66MHz |
3.5x |
Pins 3 & 4, 15 & 16 closed |
266MHz |
66MHz |
4x |
Pins 5 & 6, 15 & 16 closed |
300MHz |
66MHz |
4.5x |
Pins 7 & 8, 15 & 16 closed |
300MHz |
100MHz |
3x |
Pins 1 & 2, 17 & 18 closed |
333MHz |
66MHz |
5x |
Pins 9 & 10, 15 & 16 closed |
350MHz |
100MHz |
3.5x |
Pins 3 & 4, 17 & 18 closed |
400MHz |
100MHz |
4x |
Pins 5 & 6, 17 & 18 closed |
450MHz |
100MHz |
4.5x |
Pins 7 & 8, 17 & 18 closed |
| 500MHz | 100MHz | 5x | Pins 9 & 10, 17 & 18 closed |