AST RESEARCH, INC.
BRAVO 486/25
Processor |
80486DX |
Processor Speed |
25MHz |
Chip Set |
AST |
Max. Onboard DRAM |
16MB |
Cache |
None |
BIOS |
AST |
Dimensions |
355mm x 251mm |
I/O Options |
Bus mouse port, floppy interface, IDE interface, parallel port, serial ports (2), VGA port |
NPU Options |
80387SX |
CONNECTIONS | |||
Purpose |
Location |
Purpose |
Location |
Bus mouse port |
J12 |
IDE interface |
J22 |
Parallel port |
J13 |
Floppy drive interface |
J24 |
Primary serial port |
J14 |
External battery |
J26 |
VGA port |
J18 |
Speaker |
J27 |
VGA pass-through |
J19 |
Front panel switch/display |
J29 |
Secondary serial port header |
J20 |
External HD card access LED |
J40 |
USER CONFIGURABLE SETTINGS | |||
Function |
Jumper/Switch |
Position | |
» |
Parity check enabled |
E1 |
Closed |
Parity check disabled |
E1 |
Open | |
» |
VGA interface enabled |
SW1/1 |
On |
VGA interface disabled |
SW1/1 |
Off | |
» |
Password check normal operation |
SW1/2 |
Off |
Password clear |
SW1/2 |
On | |
» |
Factory configured - do not alter |
SW1/3 |
Off |
» |
Factory configured - do not alter |
SW1/4 |
Off |
» |
Factory configured - do not alter |
SW1/5 |
On |
» |
Factory configured - do not alter |
SW1/6 |
On |
» |
PS/2 mode enabled (AT mode disabled) |
SW1/7 |
On |
PS/2 mode disabled (AT mode enabled) |
SW1/7 |
Off | |
» |
Monitor type select fixed frequency |
SW1/8 |
Off |
Monitor type select multi frequency |
SW1/8 |
On |
DRAM CONFIGURATION | ||
Size |
Bank 0 |
Bank 1 |
2MB |
(2) 1M x 9 |
NONE |
4MB |
(2) 1M x 9 |
(2) 1M x 9 |
8MB |
(4) 4M x 9 |
NONE |
10MB |
(2) 1M x 9 |
(4) 4M x 9 |
10MB |
(4) 4M x 9 |
(2) 1M x 9 |
16MB |
(4) 4M x 9 |
(4) 4M x 9 |