AST RESEARCH, INC.
Mid-Size Bravo 286/16
(Models 202382-001 and 202382-002)
Processor |
80286 |
Processor Speed |
16MHz |
Chip Set |
AST |
Max. Onboard DRAM |
16MB |
SRAM Cache |
None |
BIOS |
AST |
Dimensions |
340mm x 245mm |
I/O Options |
16-bit external CPU card slot bus mouse port, floppy drive interface IDE interface, parallel port, serial port (2), SVGA port |
NPU Options |
80287 |
CONNECTIONS | |||
Purpose |
Location |
Purpose |
Location |
SVGA port |
CN1 |
Floppy drive interface |
J24 |
Bus mouse port |
CN2 |
External battery |
J26 |
Serial port 1 (COM1) |
CN3 |
Speaker |
J27 |
Parallel port |
CN4 |
Fan power |
J28 |
VGA pass-through |
J19 |
IDE interface LED |
J35 |
Serial port 2 (COM2) |
J20 |
Front panel switches & LEDs |
P29 |
IDE interface |
J22 |
16-bit external CPU card |
S1 |
USER CONFIGURABLE SETTINGS | |||
Function |
Switch SW1 |
Position | |
» |
VGA port enabled |
switch 1 |
closed |
VGA port disabled |
switch 1 |
open | |
» |
Password check enabled |
switch 2 |
open |
Password check disabled |
switch 2 |
closed | |
» |
Factory configured - do not alter |
switch 3 |
open |
» |
Factory configured - do not alter |
switch 4 |
open |
» |
Factory configured - do not alter |
switch 5 |
closed |
» |
Factory configured - do not alter |
switch 6 |
closed |
» |
Monitor type select PS/2 style |
switch 7 |
closed |
Monitor type select AT style |
switch 7 |
open | |
» |
Monitor type select VGA or fixed-frequency |
switch 8 |
open |
Monitor type select multi-frequency |
switch 8 |
closed | |
» |
Factory configured - do not alter |
switch 9 |
open |
» |
Factory configured - do not alter |
switch 10 |
open |
Note:Board uses an 80286 16MHz CPU card. (AST part number 202424-001) |
DRAM CONFIGURATION | |||
Size |
Bank 0 |
Bank 1 |
Bank 2 |
1MB |
(2) 256K x 9 |
(2) 256K x 9 |
NONE |
1.5MB |
(2) 256K x 9 |
(2) 256K x 9 |
(2) 256K x 9 |
2MB |
(2) 1M x 9 |
(2) 1M x 9 |
NONE |
3MB |
(2) 256K x 9 |
(2) 256K x 9 |
(2) 1M x 9 |
4MB |
(2) 1M x 9 |
(2) 1M x 9 |
NONE |
4.5MB |
(2) 1M x 9 |
(2) 1M x 9 |
(2) 256K x 9 |
6MB |
(2) 1M x 9 |
(2) 1M x 9 |
(2) 1M x 9 |
8MB |
(2) 4M x 9 |
NONE |
NONE |
9MB |
(2) 256K x 9 |
(2) 256K x 9 |
(2) 4M x 9 |
12MB |
(2) 1M x 9 |
(2) 1M x 9 |
(2) 4M x 9 |
16MB |
(2) 4M x 9 |
(2) 4M x 9 |
NONE |