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 |