UNIDENTIFIED
INFO 286
|
Processor |
80286 |
|
Processor Speed |
6/8/10/12MHz |
|
Chip Set |
C & T |
|
Max. onboard DRAM |
512KB |
|
Cache |
None |
|
BIOS |
Unknown |
|
Dimensions |
330mm x 218mm |
|
I/O Options |
None |
|
NPU Options |
80287 (Exact location unknown) |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
External battery |
BAT |
Reset switch |
JP1 |
|
Power LED & keylock |
J21 |
Turbo Switch |
JP3 |
|
Speaker |
J22 |
Turbo LED |
LED1 |
|
Note:The locations of jumpers J21 and J22 are unknown. | |||
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Jumper/Switch |
Position | |
|
Factory configured - do not alter |
GND |
N/A | |
|
BIOS type select 27256 |
JP4 |
pins 1 & 2 closed | |
|
BIOS type select 27128 |
JP4 |
pins 2 & 3 closed | |
|
Factory configured - do not alter |
SW1/switch 1 |
N/A | |
|
Monitor type select color |
SW1/switch 2 |
On | |
|
Monitor type select monochrome |
SW1/switch 2 |
Off | |
|
DRAM CONFIGURATION | ||||
|
Size |
Bank 0 |
Bank 1 |
SW1/switch 3 |
SW1/switch 4 |
|
256KB |
(9) 41256 |
NONE |
On |
On |
|
512KB |
(18) 41256 |
NONE |
Off |
On |
|
640KB |
(18) 41256 |
(4) 41256 |
On |
Off |
|
1024KB |
(18) 41256 |
(18) 41256 |
Off |
Off |