AST RESEARCH, INC.
Bravo/286 (202286-002, 202354-001)
Processor | 80286 |
Processor Speed | 8MHz |
Chip Set | AST |
Max. Onboard DRAM | 4MB |
SRAM Cache | None |
BIOS | AST |
Dimensions | 286mm x 190mm |
I/O Options | Floppy drive interface, IDE interface, parallel port, serial port |
NPU Options | 80287 |
CONNECTIONS | |||
Purpose | Location | Purpose | Location |
Parallel port | CN1 | Power LED | J10 |
Serial port 1 (COM1) | CN2 | IDE interface LED | J11 |
IDE interface | J8 | Riser card | S1 |
Floppy drive interface | J9 | Reset switch | SW1 |
Note:Connector J11 is only present on part number 202354-001. |
USER CONFIGURABLE SETTINGS | |||
Function | Jumper | Position | |
» | Factory configured - do not alter | E1 | open |
» | Factory configured - do not alter | E2 | open |
» | Monitor type select color | SW2 | pins 1 & 2 closed |
Monitor type select monochrome | SW2 | pins 2 & 3 closed | |
» | Factory configured - do not alter | SW3 | pins 1 & 2 closed |
Note:On some board revisions SW2 is a two position switch with the settings marked "Color" and "Mono". SW2 is shown here as a three pin jumper with unverified settings. |
DRAM CONFIGURATION | ||
Size | Bank 0 | Bank 1 |
512KB | (2) 256K x 9 | NONE |
640KB | (2) 256K x 9 | (2) 64K x 9 |
1MB | (2) 256K x 9 | (2) 256K x 9 |
2MB | (2) 1M x 9 | NONE |
4MB | (2) 1M x 9 | (2) 1M x 9 |