UNIDENTIFIED
10MHz/8MHz SYSTEM BOARD
Processor | 8088 |
Processor Speed | 8/10MHz |
Chip Set | Unidentified |
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 | Speaker | JP4 |
Keylock | JP2 | Power LED | JP7 |
Turbo LED | JP3 |
USER CONFIGURABLE SETTINGS | |||
Function | Switch | Position | |
NPU enabled | SW1/2 | Off | |
NPU disabled | SW1/2 | On |
DRAM CONFIGURATION | ||||
Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 |
256K | (9) 41256 | NONE | NONE | NONE |
512K | (9) 41256 | (9) 41256 | NONE | NONE |
640K | (9) 41256 | (9) 41256 | (9) 4164 | (9) 4164 |
DRAM JUMPER CONFIGURATION | ||
Size | SW1/3 | SW1/4 |
None | On | On |
256KB | Off | Off |
512KB | On | Off |
640KB | Off | On |
CPU SPEED CONFIGURATION | |
Speed | SW1/1 |
4.77MHz | Off |
8MHz | On |
10MHz | On |
MONITOR TYPE SELECTION | ||
Type | SW1/5 | SW1/6 |
None | On | On |
Color 40 x 20 | Off | On |
Color 80 x 25 | On | Off |
Monochrome or both | Off | Off |
FLOPPY DRIVE CONFIGURATION | ||
Number of drives | SW1/7 | SW1/8 |
1 | On | On |
2 | Off | On |
3 | On | Off |
4 | Off | Off |