386/220 REV. C Motherboard Settings and Configuration
ADVANCED LOGIC RESEARCH, INC.
386/220 REV. C
Processor | 80386SX |
Processor Speed | 20MHz |
Chip Set | ALR |
Max. Onboard DRAM | 12MB (8MB on external memory card) |
Cache | None |
BIOS | Phoenix |
Dimensions | 330mm x 218mm |
I/O Options | External memory card |
NPU Options | 80287/80387SX |
CONNECTIONS | |||
Purpose | Location | Purpose | Location |
Speaker | J19 | Power LED & keylock | J20 |
USER CONFIGURABLE SETTINGS | |||
Function | Jumper/Switch | Position | |
» | Factory configured - do not alter | E2 | Open |
» | Monitor type select CGA/EGA/VGA | SW1/1 | On |
Monitor type select monochrome | SW1/1 | Off | |
» | Factory configured - do not alter | SW1/2 | Off |
» | Factory configured - do not alter | SW1/3 | Off |
» | Memory size select 1MB | SW1/4 | Off |
Memory size select 2MB | SW1/4 | On | |
» | ROM to RAM enabled | SW1/5 | On |
ROM to RAM disabled | SW1/5 | Off | |
» | Speed select low | SW1/8 | On |
Speed select high | SW1/8 | Off | |
DRAM CONFIGURATION | ||||
Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 |
1MB | (18) 44256 | NONE | NONE | NONE |
2MB | (18) 44256 | (18) 44256 | NONE | NONE |
3MB | (18) 44256 | (18) 44256 | (18) 44256 | NONE |
4MB | (18) 44256 | (18) 44256 | (18) 44256 | (18) 44256 |
NUMERIC COPROCESSOR CONFIGURATION | ||
Type | SW1/6 | SW1/7 |
Not installed | Off | On |
80287 | On | Off |
80387 | Off | Off |
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