AST RESEARCH, INC.
PREMIUM 386SX/16
Processor |
80386SX |
Processor Speed |
16MHz |
Chip Set |
AST |
Max. Onboard DRAM |
None (4MB total on 32-bit external CPU/NPU card) |
Cache |
16KB |
BIOS |
AST |
Dimensions |
355mm x 251mm |
I/O Options |
16-bit external expansion card slot, 32-bit external CPU/NPU card slot, 32-bit external memory card slot (2), floppy interface, IDE interface, parallel port, serial ports (2) |
NPU Options |
80387SX |
CONNECTIONS | |||
Purpose |
Location |
Purpose |
Location |
32-bit external CPU/NPU card |
CN1 |
Auxillary floppy drive interface |
P4 |
32-bit external memory card |
CN2 |
Power LED & reset switch |
P5 |
32-bit external memory card |
CN3 |
Speaker |
P6 |
16-bit external expansion card |
CN4 |
External battery |
P8 |
Primary floppy drive interface |
P3 |
IDE interface |
P11 |
Note:Expansion card slots CN1 through CN4 will accept standard 8 or 16-bit ISA cards. |
USER CONFIGURABLE SETTINGS | |||
Function |
Jumper |
Position | |
» |
Password check enabled |
E1 |
pins 1 & 2 closed |
Password check disabled |
E1 |
pins 2 & 3 closed | |
» |
Factory configured - do not alter |
E2 |
Open |
» |
Factory configured - do not alter |
E3 |
Open |
USER CONFIGURABLE SETTINGS | |||
Function |
Jumper |
Position | |
» |
Parity check enabled |
E1 |
Closed |
Parity check disabled |
E1 |
Open |
DRAM CONFIGURATION | ||||
Size |
Bank 0 |
Bank 1 |
Bank 2 |
Bank 3 |
1MB |
(1) 256K x 36 |
NONE |
NONE |
NONE |
2MB |
(1) 256K x 36 |
(1) 256K x 36 |
NONE |
NONE |
3MB |
(1) 256K x 36 |
(1) 256K x 36 |
(1) 256K x 36 |
NONE |
4MB |
(1) 256K x 36 |
(1) 256K x 36 |
(1) 256K x 36 |
(1) 256K x 36 |