AT & T
MODEL 6386/25 WGS (FM-0589-06)
Processor | 80386 |
Processor Speed | 25MHz |
Chip Set | Unidentified |
Video Chip Set | None |
Maximum Onboard Memory | 8MB (32MB on external memory cards) |
Maximum Video Memory | None |
Cache | 64KB |
BIOS | Unidentified |
Dimensions | 355mm x 304mm |
I/O Options | External memory cards (2), parallel port, PS/2 mouse port, serial ports (2) |
NPU Options | 80387/3167 |

CONNECTIONS | |||
Purpose | Location | Purpose | Location |
PS/2 mouse port | CN1 | Serial port | CN4 |
Parallel port | CN2 | Remote reset switch | J11 |
Serial port | CN3 | External memory cards | SL1 & SL2 |
USER CONFIGURABLE SETTINGS | |||
Function | Label | Position | |
» | Monitor type select color | J3 | Pins 1 & 2 closed |
Monitor type select monochrome | J3 | Pins 2 & 3 closed | |
» | Password normal operation | J3 | Pins 4 & 5 closed |
Password clear | J3 | Pins 5 & 6 closed | |
BIOS type select 64KB | J7 | Pins 2 & 3 closed | |
BIOS type select 128KB | J7 | Pins 1 & 2 closed | |
» | Factory configured - do not alter | J10 | Closed |
» | Printer acknowledge signal edge trailing edge | J12 | Pins 1 & 2 closed |
Printer acknowledge signal edge leading edge | J12 | Pins 2 & 3 closed | |
DRAM CONFIGURATION | ||
Size | Bank 0 | Bank 1 |
4MB | (2) 1M x 9 | (2) 1M x 9 |
8MB | (2) 4M x 9 | None |
Note: The location of the banks is unidentified. | ||
DRAM JUMPER CONFIGURATION | ||
Size | J8 | J9 |
4MB | Pins 2 & 3 closed | Pins 1 & 2 closed |
8MB | Pins 2 & 3 closed | Pins 2 & 3 closed |
CACHE CONFIGURATION |
Note: The location of the 64KB cache is unidentified. |
PARALLEL PORT ADDRESS SELECTION | |
Setting | J1 |
LPT1 | Pins 1 & 2, 5 & 6 closed |
LPT2 | Pins 2 & 3, 4 & 5 closed |
Disabled | Pins 1 & 2, 4 & 5 closed |
SERIAL PORT 1 ADDRESS SELECTION | |
Setting | J2 |
COM1 (3F8h) | Pins 5 & 6 closed |
Disabled | Pins 4 & 5 closed |
SERIAL PORT 2 ADDRESS SELECTION | |
Setting | J2 |
COM2 (2F8h) | Pins 2 & 3 closed |
Disabled | Pins 1 & 2 closed |

DRAM CONFIGURATION | |||
Size | Bank 0 | Bank 1 | Bank 2 |
4MB | (4) 1M x 9 | None | None |
8MB | (4) 1M x 9 | (4) 1M x 9 | None |
16MB | (4) 1M x 9 | (4) 1M x 9 | (8) 1M x 9 |
DRAM JUMPER CONFIGURATION | ||||
Size | J1 | J2 | J3 | J4 |
4MB | Closed | Open | Open | Closed |
8MB | Open | Closed | Closed | Open |
16MB | Closed | Closed | Open | Open |