QDI COMPUTER, INC.
QDI-437FX-250
Processor |
CX M1/Pentium |
Processor Speed |
75/90/100/120/133/150/166/180/200MHz |
Chip Set |
Intel |
Video Chip Set |
None |
Maximum Onboard Memory |
128MB |
Maximum Video Memory |
None |
Cache |
256KB |
BIOS |
Award |
Dimensions |
250mm x 220mm |
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 |
NPU Options |
None |
CONNECTIONS | |||
Purpose |
Location |
Purpose |
Location |
Serial port 2 |
CN1 |
Turbo LED |
J3 |
Serial port 1 |
CN2 |
Reset switch |
J4 |
Parallel port |
CN3 |
IDE interface LED |
J5 |
Floppy drive interface |
CN4 |
IR connector |
J6 |
IDE interface 2 |
CN5 |
PS/2 mouse interface |
J7 |
IDE interface 1 |
CN6 |
Green PC connector |
J8 |
Power LED & keylock |
J1 |
32-bit PCI slots |
PC1 - PC4 |
Speaker |
J2 |
USER CONFIGURABLE SETTINGS | |||
Function |
Label |
Position | |
» |
CMOS memory normal operation |
JP1 |
Pins 1 & 2 closed |
CMOS memory clear |
JP1 |
Pins 2 & 3 closed |
DRAM 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) 16M x 36 |
None |
128MB |
(2) 8M x 36 |
(2) 8M x 36 |
CACHE CONFIGURATION |
Note: 256KB cache is factory installed and is not configurable. The location is unidentified. |
CPU SPEED SELECTION (CYRIX) | |||||||
CPU speed |
Clock speed |
Multiplier |
JC1 |
JC2 |
JC3 |
JS1 |
JS2 |
100MHz |
50MHz |
2x |
Closed |
Closed |
1 & 2 |
2 & 3 |
1 & 2 |
120MHz |
60MHz |
2x |
Closed |
Open |
2 & 3 |
2 & 3 |
1 & 2 |
Note: Pins designated should be in the closed position. |
CPU SPEED SELECTION (INTEL) | |||||||
CPU speed |
Clock speed |
Multiplier |
JC1 |
JC2 |
JC3 |
JS1 |
JS2 |
75MHz |
50MHz |
1.5x |
Closed |
Closed |
1 & 2 |
2 & 3 |
2 & 3 |
90MHz |
60MHz |
1.5x |
Closed |
Open |
2 & 3 |
2 & 3 |
2 & 3 |
100MHz |
66MHz |
1.5x |
Open |
Closed |
2 & 3 |
2 & 3 |
2 & 3 |
120MHz |
60MHz |
2x |
Closed |
Open |
2 & 3 |
2 & 3 |
1 & 2 |
133MHz |
66MHz |
2x |
Open |
Closed |
2 & 3 |
2 & 3 |
1 & 2 |
150MHz |
60MHz |
2.5x |
Closed |
Open |
2 & 3 |
1 & 2 |
1 & 2 |
166MHz |
66MHz |
2.5x |
Open |
Closed |
2 & 3 |
1 & 2 |
1 & 2 |
180MHz |
60MHz |
3x |
Closed |
Open |
2 & 3 |
1 & 2 |
2 & 3 |
200MHz |
66MHz |
3x |
Open |
Closed |
2 & 3 |
1 & 2 |
2 & 3 |
Note: Pins designated should be in the closed position. JC3 sets AT bus clock. Pins 1 & 2 are for PCICLK/3 & pins 2 & 3 are for PCICLK/4. |
CPU TYPE SELECTION | ||
Type |
JV1 |
JV2 |
P54C/P54CTB |
Closed |
Closed |
P55C |
Open |
Open |
DMA CHANNEL SELECTION | ||
Channel |
JP7 |
JP8 |
0 |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
1 |
Pins 3 & 4 closed |
Pins 3 & 4 closed |
3 |
Pins 5 & 6 closed |
Pins 5 & 6 closed |