UNI-386DX/486DLC Motherboard Settings and Configuration
UNIDENTIFIED
UNI-386DX/486DLC
Processor | 80386DX/CX486DLC |
Processor Speed | 25/33/40/MHz |
Chip Set | UNI |
Max. Onboard DRAM | 128MB |
Cache | 32/64/128KB |
BIOS | AMI |
Dimensions | 220mm x 175mm |
I/O Options | None |
NPU Options | 80387DX |
CONNECTIONS | |||
Purpose | Location | Purpose | Location |
External battery | J2 | Reset switch | JP51 pins 19-20 |
Power LED & keylock | JP51 pins 1-5 | Turbo LED | JP51 pins 12-13 |
Speaker | JP51 pins 7-10 | ||
USER CONFIGURABLE SETTINGS | |||
Function | Jumper | Position | |
» | CMOS memory normal operation (Internal Battery) | J2 | pins 2 & 3 closed |
CMOS memory normal operation (External Battery) | J2 | pins 1, 2, 3, & 4 closed | |
CMOS memory clear | J2 | pins 3 & 4 closed | |
» | Turbo mode disabled | JP51 | pins 15 & 16 closed |
Turbo mode enabled | JP51 | pins 16 & 17 closed | |
» | Monitor type select monochrome | JP32 | Open |
Monitor type select color | JP32 | Closed | |
DRAM CONFIGURATION | ||
Size | Bank 0 | Bank 1 |
1MB | (4) 256K x 9 | NONE |
2MB | (4) 256K x 9 | (4) 256K x 9 |
4MB | (4) 1M x 9 | NONE |
5MB | (4) 256K x 9 | (4) 1M x 9 |
8MB | (4) 1M x 9 | (4) 1M x 9 |
16MB | (4) 4M x 9 | NONE |
20MB | (4) 1M x 9 | (4) 4M x 9 |
20MB | (4) 4M x 9 | (4) 1M x 9 |
32MB | (4) 4M x 9 | (4) 4M x 9 |
64MB | (4) 16M x 9 | NONE |
80MB | (4) 4M x 9 | (4) 16M x 9 |
80MB | (4) 16M x 9 | (4) 4M x 9 |
128MB | (4) 16M x 9 | (4) 16M x 9 |
CACHE CONFIGURATION | ||
Size | Bank 0 | TAG |
32KB | (4) 8K x 8 | (1) 8K x 8 |
64KB | (4) 16K x 8 | (1) 8K x 8 |
128KB | (4) 32K x 8 | (1) 8K x 8 |
CACHE JUMPER CONFIGURATION | ||
Size | JP7 | JP58 |
32KB | Open | pins 1 & 2 closed |
64KB | Closed | pins 1 & 2 closed |
128KB | Closed | pins 2 & 3 closed |
CPU SPEED CONFIGURATION (PGA) | ||
Speed | JP34 | JP35 |
25MHz | Open | Closed |
33MHz | Closed | Open |
40MHz | Open | Open |
CPU SPEED CONFIGURATION (PQFP) | ||
Speed | JP76 | JP77 |
25MHz | Open | Open |
33MHz | Open | Closed |
40MHz | Closed | Closed |
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