UNIDENTIFIED
80386S
Processor | 80386SX |
Processor Speed | 20/25MHz |
Chip Set | C & T |
Max. Onboard DRAM | 16MB (8MB on memory card) |
Cache | None |
BIOS | AMI/Award/Phoenix |
Dimensions | 330mm x 218mm |
I/O Options | 32-bit external memory card |
NPU Options | 80387SX/3167 |
CONNECTIONS | |||
Purpose | Location | Purpose | Location |
External battery | J1 | Power LED & keylock | J16 |
Turbo LED | J13 | Speaker | J17 |
Reset switch | J14 | 32-bit external memory card | SL1 |
Turbo switch | J15 |
USER CONFIGURABLE SETTINGS | |||
Function | Jumper | Position | |
» | BIOS type select AMI/Award | J2 | pins 1 & 2 closed |
BIOS type select Phoenix | J2 | pins 2 & 3 closed | |
» | Monitor type select color | J3 | Closed |
Monitor type select monochrome | J3 | Open | |
» | CMOS memory normal operation | J4 | pins 2 & 3 closed |
CMOS memory clear | J4 | pins 1 & 2 closed | |
» | NPU type select Weitek 3167 | J10 | pins 1 & 2 closed |
NPU type select Intel 80387 | J10 | pins 2 & 3 closed | |
» | NPU enabled | J11 | Closed |
NPU disabled | J11 | Open |
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 |
8MB | (4) 1M x 9 | (4) 1M x 9 |
Note: This board may have either SIPP or SIMM banks installed. |
DRAM CONFIGURATION (MEMORY CARD) | ||
Size | Bank 2 | Bank 3 |
1MB | (36) 41256 | NONE |
2MB | (36) 41256 | (36) 41256 |
4MB | (36) 411000 | NONE |
8MB | (36) 411000 | (36) 411000 |
Note: If the memory card is used without on board memory installed, Banks 2 & 3 are called Banks 1 & 2. |
DRAM JUMPER CONFIGURATION | ||||
Type | J5 | J6 | J7 | J8 |
On board base memory only | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 |
On board base memory & memory card installed | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 |
Note: Pins designated should be in the closed position. |
WAIT STATE CONFIGURATION | |
Wait states | J9 |
0 wait states | Closed |
1 wait state | Open |