NIAGARA SMD TECHNOLOGY, INC.
NT944
|
Processor |
IBM 6X86/CX M1/AM K5/Pentium |
|
Processor Speed |
75/90/100/120/133/150/166/180/200MHz |
|
Chip Set |
Intel |
|
Video Chip Set |
None |
|
Maximum Onboard Memory |
512MB (EDO supported) |
|
Maximum Video Memory |
None |
|
Cache |
256/512KB |
|
BIOS |
Award/Phoenix |
|
Dimensions |
330mm x 218mm |
|
I/O Options |
32-bit PCI slots (4), floppy drive interface, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), serial port, cache slot, IR connector, USB connector |
|
NPU Options |
None |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
IDE interface 2 |
CN1 |
IR connector |
J26 |
|
IDE interface 1 |
CN2 |
Power LED & keylock |
JP27 pins 1 - 5 |
|
PS/2 mouse port |
J2 |
Turbo LED |
JP27 pins 7 & 17 |
|
Serial port |
J5 |
Reset switch |
JP27 pins 8 & 18 |
|
Serial port |
J6 |
IDE interface LED |
JP27 pins 10 & 20 |
|
Floppy drive interface |
J7 |
Speaker |
JP27 pins 11 - 14 |
|
Chassis fan power |
J9 |
32-bit PCI slots |
PC1 PC4 |
|
Parallel port |
J21 |
Cache slot |
SL1 |
|
USB connector |
J22 | ||
|
Note: The location of J9 is unidentified. | |||
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Label |
Position | |
|
|
CMOS memory normal operation |
JP2 |
Open |
|
CMOS memory clear |
JP2 |
Closed | |
|
|
Flash BIOS voltage select 5v |
JP3 |
Pins 1 & 2 closed |
|
Flash BIOS voltage select 12v |
JP3 |
Pins 2 & 3 closed | |
|
|
Factory configured - do not alter |
JP4 |
Closed |
|
|
Factory configured - do not alter |
JP6 |
Closed |
|
|
Factory configured - do not alter |
JP7 |
Closed |
|
|
Factory configured - do not alter |
JP8 |
Closed |
|
|
Factory configured - do not alter |
JP9 |
Unidentified |
|
DRAM CONFIGURATION | ||
|
Size |
Bank 0 |
Bank 1 |
|
8MB |
(2) 512K x 36 |
(2) 512K x 36 |
|
8MB |
(2) 1M x 36 |
None |
|
10MB |
(2) 256K x 36 |
(2) 1M x 36 |
|
12MB |
(2) 512K x 36 |
(2) 1M x 36 |
|
16MB |
(2) 2M x 36 |
None |
|
16MB |
(2) 1M x 36 |
(2) 1M x 36 |
|
18MB |
(2) 256K x 36 |
(2) 2M x 36 |
|
20MB |
(2) 512K x 36 |
(2) 2M 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 |
|
34MB |
(2) 256K x 36 |
(2) 4M x 36 |
|
DRAM CONFIGURATION (CONT) | ||
|
Size |
Bank 0 |
Bank 1 |
|
36MB |
(2) 512K x 36 |
(2) 4M 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 |
|
66MB |
(2) 256K x 36 |
(2) 8M x 36 |
|
68MB |
(2) 512K x 36 |
(2) 8M 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 |
|
130MB |
(2) 256K x 36 |
(2) 16M x 36 |
|
132MB |
(2) 512K x 36 |
(2) 16M x 36 |
|
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) 32M x 36 |
None |
|
256MB |
(2) 16M x 36 |
(2) 16M x 36 |
|
258MB |
(2) 256K x 36 |
(2) 32M x 36 |
|
260MB |
(2) 512K x 36 |
(2) 32M x 36 |
|
264MB |
(2) 32M x 36 |
(2) 1M x 36 |
|
272MB |
(2) 32M x 36 |
(2) 2M x 36 |
|
288MB |
(2) 32M x 36 |
(2) 4M x 36 |
|
320MB |
(2) 32M x 36 |
(2) 8M x 36 |
|
384MB |
(2) 32M x 36 |
(2) 16M x 36 |
|
512MB |
(2) 32M x 36 |
(2) 32M x 36 |
|
Note: Board accepts EDO memory. Board also accepts x 32 SIMMs. | ||
|
CACHE CONFIGURATION | ||
|
Size |
Bank 0 |
SL1 |
|
256KB |
(2) 32K x 32 |
Not installed |
|
512KB |
(2) 32K x 32 |
256KB module installed |
|
CACHE JUMPER CONFIGURATION | ||||
|
Size |
JP10 |
JP11 |
JP12 |
JP13 |
|
256KB |
Open |
Open |
Closed |
Open |
|
512KB (A) |
Closed |
Closed |
Open |
Closed |
|
CPU SPEED SELECTION (IBM) | |||||||
|
CPU speed |
Clock speed |
Multiplier |
SW1/1 |
SW1/2 |
SW1/3 |
SW1/4 |
SW1/5 |
|
120MHz |
50MHz |
1.5x |
On |
On |
Off |
Off |
Off |
|
150MHz |
60MHz |
1.5x |
On |
Off |
Off |
Off |
Off |
|
CPU SPEED SELECTION (CYRIX) | |||||||
|
CPU speed |
Clock speed |
Multiplier |
SW1/1 |
SW1/2 |
SW1/3 |
SW1/4 |
SW1/5 |
|
120MHz |
50MHz |
1.5x |
On |
On |
Off |
Off |
Off |
|
150MHz |
60MHz |
1.5x |
On |
Off |
Off |
Off |
Off |
|
CPU SPEED SELECTION (INTEL) | |||||||
|
CPU speed |
Clock speed |
Multiplier |
SW1/1 |
SW1/2 |
SW1/3 |
SW1/4 |
SW1/5 |
|
75MHz |
50MHz |
1.5x |
On |
On |
Off |
Off |
Off |
|
90MHz |
60MHz |
1.5x |
On |
Off |
Off |
Off |
Off |
|
100MHz |
66MHz |
1.5x |
Off |
On |
Off |
Off |
Off |
|
120MHz |
60MHz |
2x |
On |
Off |
On |
Off |
Off |
|
133MHz |
66MHz |
2x |
Off |
On |
On |
Off |
Off |
|
150MHz |
60MHz |
2.5x |
On |
Off |
On |
On |
Off |
|
166MHz |
66MHz |
2.5x |
Off |
On |
On |
On |
Off |
|
180MHz |
60MHz |
3x |
On |
Off |
Off |
On |
Off |
|
200MHz |
66MHz |
3x |
Off |
On |
Off |
On |
Off |
|
CPU TYPE SELECTION | |
|
Type |
JP21 |
|
IBM 6X86 |
All pins closed |
|
IBM M2 |
All pins open |
|
CX M1 |
All pins closed |
|
CX M2 |
All pins open |
|
AM 5K86 |
All pins closed |
|
AM K5 |
All pins open |
|
P54C |
All pins closed |
|
P55C |
All pins open |
|
CPU VOLTAGE SELECTION | ||
|
Voltage |
JP5 | |
|
3.3v |
Pins 1 & 2 closed | |
|
3.45v |
Pins 3 & 4 closed | |
|
3.6v |
Pins 5 & 6 closed | |