UNIDENTIFIED
TURBO-640
Processor |
8088 |
Processor Speed |
8MHz |
Chip Set |
None |
Max. Onboard DRAM |
640KB |
Cache |
None |
BIOS |
Unidentified |
Dimensions |
330mm x 218mm |
I/O Options |
None |
NPU Options |
8087 |
CONNECTIONS | |||
Purpose |
Location |
Purpose |
Location |
Reset switch |
JP1 |
Turbo LED |
JP4 |
Keylock |
JP2 |
Speaker |
JP5 |
Turbo switch |
JP3 |
USER CONFIGURABLE SETTINGS | |||
Function |
Switch |
Position | |
» |
Factory configured - do not alter |
SW1/1 |
Off |
» |
NPU disabled |
SW1/2 |
On |
NPU enabled |
SW1/2 |
Off |
DRAM CONFIGURATION | ||||
Size |
Bank 0 |
Bank 1 |
Bank 2 |
Bank 3 |
128KB |
(9) 41256 |
NONE |
NONE |
NONE |
192KB |
(9) 41256 |
NONE |
NONE |
NONE |
256KB |
(9) 41256 |
NONE |
NONE |
NONE |
512KB |
(9) 41256 |
(9) 41256 |
NONE |
NONE |
576KB |
(9) 41256 |
(9) 41256 |
(9) 4164 |
NONE |
640KB |
(9) 41256 |
(9) 41256 |
(9) 4164 |
(9) 4164 |
DRAM SWITCH CONFIGURATION | ||
Size |
SW1/3 |
SW1/4 |
128KB |
Off |
On |
192KB |
On |
Off |
256KB |
Off |
Off |
512KB |
Off |
Off |
576KB |
Off |
Off |
640KB |
Off |
Off |
FLOPPY DRIVE CONFIGURATION | ||
Drives installed |
SW1/7 |
SW1/8 |
1 |
On |
On |
2 |
Off |
On |
3 |
On |
Off |
4 |
Off |
Off |
MONITOR CONFIGURATION | ||
Type |
SW1/5 |
SW1/6 |
None installed |
On |
On |
80 x 25 color |
On |
Off |
Monochrome |
Off |
Off |