PROTECH 386 SX Motherboard Settings and Configuration
UNIDENTIFIED
PROTECH 386 SX
Processor | 80386SX |
Processor Speed | 16MHz |
Chip Set | Intel |
Video Chip Set | None |
Maximum Onboard Memory | 8MB |
Maximum Video Memory | None |
Cache | None |
BIOS | AMI |
Dimensions | 330mm x 218mm |
I/O Options | None |
NPU Options | 80387SX |
CONNECTIONS | |||
Purpose | Location | Purpose | Location |
External battery | J13 | Turbo LED | J17 |
Reset switch | J15 | Speaker | J18 |
Turbo switch | J16 | Power LED & keylock | J19 |
USER CONFIGURABLE SETTINGS | |||
Function | Label | Position | |
Monitor type select color | JP3 | Closed | |
Monitor type select monochrome | JP3 | Open | |
80287 clock input select CLK/3 | JP10 | Closed | |
80287 clock input select CLK = CLK | JP10 | Open | |
BIOS type select 27256 | JP11 | Pins 1 & 2 closed | |
BIOS type select 27512 | JP11 | Pins 2 & 3 closed | |
Turbo enabled when keyboard BIOS is set at pin 30 | JP20 | Pins 1 & 2 closed | |
Turbo enabled when keyboard BIOS is set at pin 24 | JP20 | Pins 2 & 3 closed | |
DRAM CONFIGURATION | ||||||
Size | Bank 0 | Bank 0A | Bank 1 | Bank 1A | Bank 2 | Bank 3 |
512KB (A) | (16) 41256 | None | None | None | None | None |
512KB (B) | None | (4) 44256 | None | None | None | None |
512KB (C) | None | None | None | None | (2) 256K x 9 | None |
1MB (A) | None | (4) 44256 | None | (4) 44256 | None | None |
1MB (B) | (16) 41256 | None | (16) 41256 | None | None | None |
1MB (C) | None | None | None | None | (2) 256K x 9 | (2) 256K x 9 |
1.5MB | (16) 41256 | None | None | None | (2) 256K x 9 | None |
2MB (A) | (16) 411000 | None | None | None | None | None |
2MB (B) | (16) 41256 | None | (16) 41256 | None | (2) 256K x 9 | (2) 256K x 9 |
2MB (C) | None | None | None | None | (2) 1M x 9 | None |
3MB | (16) 41256 | None | (16) 41256 | None | (2) 1M x 9 | None |
4MB (A) | (16) 411000 | None | (16) 411000 | None | None | None |
4MB (B) | None | None | None | None | (2) 1M x 9 | (2) 1M x 9 |
5MB | (16) 41256 | None | (16) 41256 | None | (2) 1M x 9 | (2) 1M x 9 |
6MB | (16) 411000 | None | (16) 411000 | None | (2) 1M x 9 | None |
8MB | (16) 411000 | None | (16) 411000 | None | (2) 1M x 9 | (2) 1M x 9 |
DRAM PARITY CONFIGURATION | ||
Size | P 0 | P 1 |
512KB (A) | (2) 41256 | None |
512KB (B) | (2) 41256 | None |
512KB (C) | None | None |
1MB (A) | (2) 41256 | (2) 41256 |
1MB (B) | (2) 41256 | (2) 41256 |
1MB (C) | None | None |
1.5MB | (2) 41256 | None |
2MB (A) | (2) 411000 | None |
2MB (B) | (2) 41256 | (2) 41256 |
2MB (C) | None | None |
3MB | (2) 41256 | (2) 41256 |
4MB (A) | (2) 411000 | (2) 411000 |
4MB (B) | None | None |
5MB | (2) 41256 | (2) 41256 |
6MB | (2) 411000 | (2) 411000 |
8MB | (2) 411000 | (2) 411000 |
DRAM JUMPER CONFIGURATION | ||||||
Size | JP14 | JP15 | JP16 | JP17 | JP18 | JP19 |
512KB (A) | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 |
512KB (B) | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 |
512KB (C) | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 |
1MB (A) | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 |
1MB (B) | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 |
1MB (C) | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 |
1.5MB | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 |
2MB (A) | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 |
2MB (B) | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 |
2MB (C) | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 |
3MB | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 |
4MB (A) | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 |
4MB (B) | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 |
5MB | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 |
6MB | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 |
8MB | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 |
Note: Pins designated should be in the closed position. | ||||||
KEYBOARD BIOS SELECTION | ||
Type | JP1 | JP2 |
CLK input = CLKP 9/4 | Pins 1 & 2 closed | Pins 1 & 2 closed |
CLK input = PCLK | Pins 2 & 3 closed | Pins 2 & 3 closed |
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