UNIDENTIFIED
80386 P9
Processor | AM386SX/80386SX |
Processor Speed | 16/20/25/33MHz |
Chip Set | VLSI |
Video Chip Set | None |
Maximum Onboard Memory | 16MB |
Maximum Video Memory | None |
Cache | None |
BIOS | AMI |
Dimensions | 254mm x 218mm |
I/O Options | None |
NPU Options | 80387SX |
CONNECTIONS | |||
Purpose | Location | Purpose | Location |
External battery | JP1 | Turbo LED | JP7 |
Reset switch | JP5 | Speaker | JP8 |
Turbo switch | JP6 | Power LED & keylock | JP9 |
USER CONFIGURABLE SETTINGS | |||
Function | Label | Position | |
Monitor type select color | JP2 | Unidentified | |
Monitor type select monochrome | JP2 | Unidentified | |
» | Factory configured - do not alter | JP3 | Unidentified |
» | Factory configured - do not alter | JP4 | Unidentified |
NPU synchronous with CPU | JP11 | Pins 2 & 3 closed | |
NPU asynchronous with CPU | JP11 | Pins 1 & 2 closed |
DRAM CONFIGURATION | ||||||
Size | Bank 0 | P 0 | Bank 1 | P 1 | Bank 2 | Bank 3 |
512KB (A) | (4) 44256 | (2) 41256 | None | None | None | None |
512KB (B) | None | None | None | None | (2) 256K x 9 | None |
512KB (C) | (4) 44256 | (2) 41256 | None | None | None | None |
1MB (A) | (4) 44256 | (2) 41256 | (4) 44256 | (2) 41256 | None | None |
1MB (B) | None | None | None | None | (2) 256K x 9 | (2) 256K x 9 |
1MB (C) | (4) 44256 | (2) 41256 | (4) 44256 | (2) 41256 | None | None |
1.5MB | (4) 44256 | (2) 41256 | (4) 44256 | (2) 41256 | (2) 256K x 9 | None |
2MB (A) | None | None | None | None | (2) 1M x 9 | None |
2MB (B) | (4) 44256 | (2) 41256 | (4) 44256 | (2) 41256 | (2) 256K x 9 | (2) 256K x 9 |
3MB | (4) 44256 | (2) 41256 | (4) 44256 | (2) 41256 | (2) 1M x 9 | None |
4MB | None | None | None | None | (2) 1M x 9 | (2) 1M x 9 |
5MB | (4) 44256 | (2) 41256 | (4) 44256 | (2) 41256 | (2) 1M x 9 | (2) 1M x 9 |
8MB | None | None | None | None | (2) 4M x 9 | None |
16MB | None | None | None | None | (2) 4M x 9 | (2) 4M x 9 |
DRAM JUMPER CONFIGURATION | ||
Size | JP12 | JP13 |
512KB (A) | Pins 1 & 2 closed | Pins 1 & 2 closed |
512KB (B) | Pins 1 & 2 closed | Pins 1 & 2 closed |
512KB (C) | Pins 2 & 3 closed | Pins 2 & 3 closed |
1MB (A) | Pins 1 & 2 closed | Pins 1 & 2 closed |
1MB (B) | Pins 1 & 2 closed | Pins 1 & 2 closed |
1MB (C) | Pins 2 & 3 closed | Pins 2 & 3 closed |
1.5MB | Pins 2 & 3 closed | Pins 2 & 3 closed |
2MB (A) | Pins 1 & 2 closed | Pins 1 & 2 closed |
2MB (B) | Pins 2 & 3 closed | Pins 2 & 3 closed |
3MB | Pins 2 & 3 closed | Pins 2 & 3 closed |
4MB | Pins 1 & 2 closed | Pins 1 & 2 closed |
5MB | Pins 2 & 3 closed | Pins 2 & 3 closed |
8MB | Pins 1 & 2 closed | Pins 1 & 2 closed |
16MB | Pins 1 & 2 closed | Pins 1 & 2 closed |