UNIDENTIFIED
CHARISMA 286 MINI AT
Processor | 80286 |
Processor Speed | 12MHz |
Chip Set | Unidentified |
Max. Onboard DRAM | 1MB |
Cache | None |
BIOS | Award |
Dimensions | 330mm x 218mm |
I/O Options | None |
NPU Options | 80287 |
CONNECTIONS | |||
Purpose | Location | Purpose | Location |
Speaker | P1 | Power LED & keylock | P4 |
Turbo LED | P2 | External battery | P8 |
Reset switch | P3 |
USER CONFIGURABLE SETTINGS | |||
Function | Jumper/Switch | Position | |
» | CPU speed select switchable at keyboard | J1 | pins 2 & 3 closed |
» | Power good signal detect from board | JP14 | pins 1 & 2 closed |
Power good signal detect from power supply | JP14 | pins 2 & 3 closed | |
» | BIOS type select 27128 | J15 | pins 1 & 2 closed |
BIOS type select 27256 | J15 | pins 2 & 3 closed | |
» | Monitor type select monochrome | SW1/6 | Off |
Monitor type select CGA or EGA | SW1/6 | On |
DRAM CONFIGURATION | ||
Size | Bank 0 | Bank 1 |
256KB | (18) 4164 | (18) 4164 |
512KB | (18) 41256 | none |
640KB | (18) 41256 | (18) 4164 |
1MB | (18) 41256 | (18) 41256 |
DRAM SWITCH CONFIGURATION | ||
Size | SW1/3 | SW1/4 |
256KB | Closed | Closed |
512KB | Open | Closed |
640KB | Closed | Open |
1MB | Open | Open |
DRAM WAIT STATE CONFIGURATION | ||
Wait states | J2 | J8 |
0 | Closed | Closed |
1 | Open | Open |
CPU SPEED CONFIGURATION | |||
Speed | J1 | J5 | J11 |
6MHz | pins 1 & 2 closed | pins 1 & 2 closed | pins 1 & 2 closed |
8MHz | pins 1 & 2 closed | pins 2 & 3 closed | pins 2 & 3 closed |
10MHz | Open | pins 1 & 2 closed | pins 1 & 2 closed |
12MHz | Open | pins 2 & 3 closed | pins 2 & 3 closed |
NPU SPEED CONFIGURATION | |||
NPU speed | CPU speed | J6 | J7 |
6MHz | 10MHz | pins 2 & 3 closed | Closed |
6MHz | 8MHz | pins 2 & 3 closed | Closed |
8MHz | 12MHz | pins 2 & 3 closed | Closed |
10MHz | 10MHz | pins 1 & 2 closed | Open |
BATTERY CONFIGURATION | ||
Type | J12 | J13 |
External alkaline (6V) | Open | Open |
External lithium (6V) | Open | pins 1 & 2 closed |
Internal double lithium (3V each) | pins 1 & 2 closed | Closed |
PROPRIETARY BUS CONFIGURATION | ||
Bus mode | SW1/1 | SW1/2 |
0 | On | On |
1 | Off | On |
2 | On | Off |
3 | Off | Off |