UNIDENTIFIED
2MM/SC
Processor | 80286 |
Processor Speed | 12MHz |
Chip Set | C & T |
Max. Onboard DRAM | 4MB |
SRAM Cache | None |
BIOS | AMI |
Dimensions | 254mm x 218mm |
I/O Options | None |
NPU Options | 80287 |
CONNECTIONS | |||
Purpose | Location | Purpose | Location |
Speaker | J1 pins 1 & 4 | Turbo LED | J3 pins 3 & 4 |
Power LED & keylock | J2 | External battery | J4 |
Reset switch | J3 pins 1 & 2 |
USER CONFIGURABLE SETTINGS | |||
Function | Jumper | Position | |
» | Speaker select internal | J1 | pins 2 & 3 closed |
Speaker select external | J1 | pins 1 & 4 connected | |
» | Battery select internal | J5 | pins 1 & 2 closed |
Batery select external 6VDC | J5 | pins 3 & 4 closed | |
Batery select external 4.5VDC | J5 | pins 5 & 6 closed | |
Monitor type select color | J6 | pins 1 & 2 closed | |
Monitor type select monochrome | J6 | pins 2 & 3 closed | |
» | Factory configured - do not alter | J7 | unknown |
Note:Location of Jumper J7 is unknown. |
DRAM CONFIGURATION | ||||||
Size | Bank 0(DIP) | P-0 | Bank 1 (DIP) | P-1 | Bank 0(SIMM) | Bank 1 (SIMM) |
512KB 1 | (4) 44256 | (2) 41256 | NONE | NONE | NONE | NONE |
512KB 2 | NONE | NONE | NONE | NONE | (2) 256K x 9 | NONE |
1MB 1 | (4) 44256 | (2) 41256 | (4) 44256 | (2) 41256 | NONE | NONE |
1MB 2 | NONE | NONE | NONE | NONE | (2) 256K x 9 | (2) 256K x 9 |
1.5MB 1 | (4) 44256 | (2) 41256 | (4) 44256 | (2) 41256 | (2) 256K x 9 | NONE |
2MB 2 | NONE | NONE | NONE | NONE | (2) 1M x 9 | NONE |
2MB 1 | (4) 44256 | (2) 41256 | (4) 44256 | (2) 41256 | (2) 256K x 9 | (2) 256K x 9 |
4MB 2 | NONE | NONE | NONE | NONE | (2) 1M x 9 | (2) 1M x 9 |
Note 1 :Set JP8 and JP9 pins 1 & 2 closed.Note 2 :Set JP8 and JP9 pins 2 & 3 closed. |