NPM16-A0/ NPM25-A0/ NPM33-A0/ Motherboard Settings and Configuration
AUVA
NPM16-A0/ NPM25-A0/ NPM33-A0/
NPM25-A1/ NPM33-A1
Processor | 80386SX/CX486SLC |
Processor Speed | 16/25/33MHz |
Chip Set | ACER |
Max. Onboard DRAM | 16MB |
Cache | None |
BIOS | Unidentified |
Dimensions | 220mm x 220mm |
I/O Options | None |
NPU Options | 80387SX |
CONNECTIONS | |||
Purpose | Location | Purpose | Location |
External battery | J4 | Turbo switch | J8 |
Reset switch | J6 | Turbo LED | J8 |
Speaker | J7 | Power LED & keylock | J9 |
Note: Relative pins of J8 are unidentified. | |||
USER CONFIGURABLE SETTINGS | |||
Function | Jumper | Position | |
» | ADS delay select disabled | J5 | pins 2 & 3 closed |
| ADS delay select enabled | J5 | pins 1 & 2 closed |
» | NPU synchronous with CPU | JP2 | pins 1 & 2 closed |
| NPU asynchronous with CPU | JP2 | pins 2 & 3 closed |
» | Monitor type select color | JP4 | pins 2 & 3 closed |
| Monitor type select monochrome | JP4 | pins 1 & 2 closed |
» | Parity check enabled | JP6 | Open |
| Parity check disabled | JP6 | Closed |
» | CMOS memory select normal | JP7 | pins 2 & 3 closed |
| CMOS memory clear | JP7 | pins 1 & 2 closed |
DRAM CONFIGURATION | ||
Size | Bank 0 | Bank 1 |
512KB | (2) 256K x 9 | NONE |
1MB | (2) 256K x 9 | (2) 256K x 9 |
2MB | (2) 1M x 9 | NONE |
4MB | (2) 1M x 9 | (2) 1M x 9 |
8MB | (2) 4M x 9 | NONE |
16MB | (2) 4M x 9 | (2) 4M x 9 |
BUS SPEED CONFIGURATION | ||
CPU Speed | JP1 | JP5 |
» 33MHz | pins 2 & 3 closed | pins 2 & 3 closed |
16MHz | pins 1 & 2 closed | pins 1 & 2 closed |
20MHz | pins 2 & 3 closed | pins 1 & 2 closed |
25MHz | pins 1 & 2 closed | pins 2 & 3 closed |
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