UNIDENTIFIED
LM403
Processor | 80286 |
Processor Speed | 16/20MHz |
Chip Set | Acer |
Max. Onboard DRAM | 4MB |
Cache | None |
BIOS | AMI |
Dimensions | 240mm x 218mm |
I/O Options | None |
NPU Options | 80287 |
CONNECTIONS | |||
Purpose | Location | Purpose | Location |
Power LED & keylock | J1 | Reset switch | J4 |
Speaker | J2 | Turbo switch | J5 |
Turbo LED | J3 | External battery | JP5 |
USER CONFIGURABLE SETTINGS | |||
Function | Jumper | Position | |
» | I/O bus speed select ATCLK/4 | JP2 | Open |
I/O bus speed select ATCLK/2 | JP2 | Closed | |
» | Parity disabled | JP3 | Closed |
Parity enabled | JP3 | Open | |
» | Monitor type select monochrome | JP4 | pins 1 & 2 closed |
Monitor type select color | JP4 | pins 2 & 3 closed |
DRAM CONFIGURATION | ||||||
Size | Bank 0 | Parity 0 | Bank 1 | Parity 1 | Bank 2 | Bank 3 |
512KB | (4) 44256 | (2) 41256 | NONE | NONE | NONE | NONE |
512KB | NONE | NONE | NONE | NONE | (2) 256K x 9 | NONE |
1MB | (4) 44256 | (2) 41256 | (4) 44256 | (2) 41256 | NONE | NONE |
1MB | NONE | NONE | NONE | NONE | (2) 256K x 9 | (2) 256K x 9 |
2MB | NONE | NONE | NONE | NONE | (2) 1M x 9 | NONE |
4MB | NONE | NONE | NONE | NONE | (2) 1M x 9 | (2) 1M x 9 |