DELL COMPUTER CORPORATION
SYSTEM V386SX/XX REV. 2
|
Processor |
80386SX |
|
Processor Speed |
16/25MHz |
|
Chip Set |
VLSI |
|
Max. Onboard DRAM |
16MB |
|
Cache |
None |
|
BIOS |
AMI |
|
Dimensions |
330mm x 218mm |
|
I/O Options |
Floppy drive interface, IDE interface,video interface, parallel port, PS/2 mouse port, serial ports (2), Video interface |
|
NPU Options |
80387SX |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
IDE interface LED |
J1 |
Parallel port |
CN3 |
|
Reset switch |
J2 |
Floppy drive interface |
CN4 |
|
Speaker |
J3 |
IDE interface |
CN5 |
|
Power LED & keylock |
J4 |
Video interface |
CN6 |
|
Serial port 1 |
CN1 |
Mouse interface |
CN7 |
|
Serial port 2 |
CN2 | ||
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Jumper/Switch |
Position | |
|
|
VGA IRQ generation disabled |
JP1 |
pins 1 & 2 closed |
|
VGA IRQ generation enabled |
JP1 |
pins 2 & 3 closed | |
|
|
On board VGA enabled |
JP2 |
pins 2 & 3 closed |
|
On board VGA disabled |
JP2 |
pins 1 & 2 closed | |
|
|
Single IDE drive enabled |
JP3 |
pins 1 & 2 closed |
|
Dual IDE drive enabled |
JP3 |
pins 2 & 3 closed | |
|
|
Pipeline mode enabled |
JP4 |
pins 2 & 3 closed |
|
Pipeline mode disabled |
JP4 |
pins 1 & 2 closed | |
|
|
Monitor type select color |
JP6 |
pins 1 & 2 closed |
|
Monitor type select monochrome |
JP6 |
pins 2 & 3 closed | |
|
CMOS memory normal operation |
JP7 |
pins 2 & 3 closed | |
|
|
CMOS memory clear |
JP7 |
pins 1 & 2 closed |
|
Old style Multisync monitor enabled |
SW1/1 |
On | |
|
All other monitors enabled |
SW1/1 |
Off | |
|
PS/2 style VGA installed |
SW1/2 |
On | |
|
AT style VGA installed |
SW1/2 |
Off | |
|
1024 x 768 interlaced enabled |
SW1/5 |
On | |
|
1024 x 768 non interlaced enabled |
SW1/5 |
Off | |
|
DRAM CONFIGURATION | ||
|
Size |
Bank 0 |
Bank 1 |
|
1MB |
(1) 256K x 36 |
NONE |
|
2MB |
(1) 256K x 36 |
(1) 256K x 36 |
|
4MB |
(1) 1M x 36 |
NONE |
|
5MB |
(1) 1M x 36 |
(1) 256K x 36 |
|
8MB |
(1) 1M x 36 |
(1) 1M x 36 |
|
16MB |
(1) 4M x 36 |
NONE |
|
VRAM CONFIGURATION | ||
|
Size |
Bank 0 |
Bank 1 |
|
256KB |
(2) 256K x 4 |
NONE |
|
512KB |
(2) 256K x 4 |
(2) 256K x 4 |
|
Note:Bank 0 is factory installed and is not configurable. | ||
|
VIDEO REFRESH RATES (800 X 600) | |||
|
Refresh rate |
Colors |
SW1/3 |
SW1/4 |
|
56Hz |
16 |
On |
On |
|
56Hz |
256 |
On |
Off |
|
56Hz |
256 |
On |
On |
|
60Hz |
16 |
Off |
On |
|
60Hz |
256 |
Off |
On |
|
60Hz |
256 |
Off |
Off |
|
72Hz |
16 |
Off |
Off |
|
72Hz |
16 |
On |
Off |