HEDAKA
HED-919
Processor |
80286 |
Processor Speed |
12MHz |
Chip Set |
Unidentified |
Max. Onboard DRAM |
1MB |
Cache |
None |
BIOS |
Unidentified |
Dimensions |
330mm x 218mm |
I/O Options |
None |
NPU Options |
None |
CONNECTIONS | |||
Purpose |
Location |
Purpose |
Location |
Power LED |
CN3 |
Keylock |
CN6 |
Reset switch |
CN4 |
Turbo LED |
CN7 |
Speaker |
CN5 |
Turbo switch |
CN8 |
USER CONFIGURABLE SETTINGS | |||
Function |
Switch |
Position | |
» |
Parity check disabled |
SW1/1 |
On |
Parity check enabled |
SW1/1 |
Off | |
» |
Shadow BIOS enabled |
SW1/2 |
On |
Shadow BIOS disabled |
SW1/2 |
Off | |
» |
Factory configured - do not alter |
SW1/7 |
Off |
» |
Wait state select 0 wait states |
SW1/8 |
On |
Wait state select 1 wait state |
SW1/8 |
Off |
DRAM CONFIGURATION | ||||||
Size |
Bank 0 |
Parity 0 |
Bank 1 |
Parity 1 |
Bank 2 |
Parity 2 |
512KB |
(4) 42456 |
(2) 41256 |
NONE |
NONE |
NONE |
NONE |
640KB |
(4) 42456 |
(2) 41256 |
NONE |
NONE |
(4) 41464 |
(2) 4164 |
1MB |
(4) 42456 |
(2) 41256 |
(4) 42456 |
(2) 41256 |
NONE |
NONE |
DRAM SWITCH CONFIGURATION | ||
Size |
SW1/3 |
SW1/4 |
512KB |
Off |
On |
640KB |
On |
Off |
1MB |
Off |
Off |
DISPLAY ADAPTER CONFIGURATION | ||
Type |
SW1/5 |
SW1/6 |
CGA (40 x 25) |
Off |
On |
CGA (80 x 25) |
On |
Off |
Monochrome |
Off |
Off |