DELL COMPUTER CORPORATION
ARC SYSTEM BOARD
Processor | 8088 |
Processor Speed | 4.77/8MHz |
Chip Set | Unidentified |
Video Chip Set | None |
Maximum Onboard Memory | 640KB |
Maximum Video Memory | None |
Cache | None |
BIOS | Unidentified |
Dimensions | 330mm x 218mm |
I/O Options | None |
NPU Options | 8087 |
CONNECTIONS | |||
Purpose | Location | Purpose | Location |
Light pen connector | J2 | Speaker | J3 |
USER CONFIGURABLE SETTINGS | |||
Function | Label | Position | |
» | Factory configured - do not alter | C2 | Pins 2 & 3 closed |
» | Factory configured - do not alter | SW1/1 | Off |
NPU not installed | SW1/2 | On | |
NPU installed | SW1/2 | Off | |
» | Factory configured - do not alter | SW1/3 | Off |
» | Factory configured - do not alter | SW1/4 | Off |
DRAM CONFIGURATION |
Note: Board accepts 256KB/640KB memory. The configuration is unidentified. |
DRAM JUMPER CONFIGURATION | |
Size | C1 |
256KB | Pins 1 & 2 closed |
640KB | Pins 2 & 3 closed |
VIDEO SELECTION | ||
Setting | SW1/5 | SW1/6 |
Monochrome | Off | Off |
CGA | On | Off |
EGA | On | On |
FLOPPY DRIVE SELECTION | ||
Drives installed | SW1/7 | SW1/8 |
1 | On | On |
2 | Off | On |
3 | On | Off |
4 | Off | Off |