AST RESEARCH, INC.
BRAVO MS P/75 (221478-F01)
Processor | Pentium |
Processor Speed | 75/90/100/120/133/150/166MHz |
Chip Set | Unidentified |
Maximum Onboard Memory | 128MB |
Cache | 256KB |
BIOS | AMI |
Dimensions | 254mm x 218mm |
I/O Options | Floppy drive interface, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), 8514 video pass through connector, VGA port, VRM connector, cache slot, riser slot, wavetable connector MIDI/sound port connector |
NPU Options | None |

CONNECTIONS | |||
Function | Label | Function | Label |
PS/2 mouse port | CN2 | Front panel connector | J4A1 |
Serial port | CN3 | Floppy drive interface | J8G1 |
Serial port | CN4 | IDE interface 2 | J8E1 |
Parallel port | CN5 | IDE interface 1 | J9E1 |
VGA port | CN6 | Wavetable connector | J9H1 |
VRM connector | J1B1 | MIDI/sound port connector | J9H2 |
8514 video pass through connector | J1J1 | Cache slot | SL1 |
Front panel connector | J2A2 | Riser slot | SL2 |
USER CONFIGURABLE SETTINGS | |||
Setting | Label | Position | |
» | PCI clock speed select 1/3 | J4K1 | Pins 1 & 2 closed |
PCI clock speed select 1/4 | J4K1 | Pins 2 & 3 closed | |
» | Setup access enabled | J4K1 | Pins 4 & 5 closed |
Setup access disabled | J4K1 | Pins 5 & 6 closed | |
» | CMOS memory normal operation | J5K2 | Pins 1 & 2 closed |
CMOS memory clear | J5K2 | Pins 2 & 3 closed | |
» | Password enabled | J5K2 | Pins 4 & 5 closed |
Password disabled | J5K2 | Pins 5 & 6 closed | |
» | Factory configured - do not alter | J9K1 | N/A |
DRAM | ||
Size | Bank 0 | Bank 1 |
8MB | (2) 1M x 32 | None |
10MB | (2) 1M x 32 | (2) 256K x 32 |
16MB | (2) 2M x 32 | None |
16MB | (2) 1M x 32 | (2) 1M x 32 |
24MB | (2) 2M x 32 | (2) 1M x 32 |
32MB | (2) 4M x 32 | None |
32MB | (2) 2M x 32 | (2) 2M x 32 |
34MB | (2) 4M x 32 | (2) 256K x 32 |
40MB | (2) 4M x 32 | (2) 1M x 32 |
48MB | (2) 4M x 32 | (2) 2M x 32 |
64MB | (2) 8M x 32 | None |
64MB | (2) 4M x 32 | (2) 4M x 32 |
66MB | (2) 8M x 32 | (2) 256K x 32 |
72MB | (2) 8M x 32 | (2) 1M x 32 |
80MB | (2) 8M x 32 | (2) 2M x 32 |
96MB | (2) 8M x 32 | (2) 4M x 32 |
128MB | (2) 8M x 32 | (2) 8M x 32 |
CACHE SIZE | |
Size | SL1 |
0KB | Not installed |
256KB | Installed |
CPU SPEED | ||
Setting | J5J1 | J5J2 |
75MHz | Pins 1 & 2, 4 & 5 closed | Pins 1 & 2, 4 & 5 closed |
90MHz | Pins 1 & 2, 5 & 6 closed | Pins 1 & 2, 4 & 5 closed |
100MHz | Pins 2 & 3, 4 & 5 closed | Pins 1 & 2, 4 & 5 closed |
120MHz | Pins 1 & 2, 5 & 6 closed | Pins 2 & 3, 4 & 5 closed |
133MHz | Pins 2 & 3, 4 & 5 closed | Pins 2 & 3, 4 & 5 closed |
150MHz | Pins 1 & 2, 5 & 6 closed | Pins 2 & 3, 5 & 6 closed |
166MHz | Pins 2 & 3, 4 & 5 closed | Pins 2 & 3, 5 & 6 closed |
CPU VOLTAGE | |
Setting | J6A2 |
3.3v | Pins 1 & 2 closed |
3.6v | Pins 2 & 3 closed |
VIDEO MEMORY | ||
Size | Bank 0 | Bank 1 |
1MB | (4) 256K x 16 | None |
2MB | (4) 256K x 16 | (4) 256K x 16 |
Note: Bank 0 is factory installed and is not configurable. | ||