WD90C31 LOCAL BUS ACCELERATOR video card Settings and Configuration
UNIDENTIFIED
WD90C31 LOCAL BUS ACCELERATOR
Category | Video |
Video Types Supported | XVGA |
Video Processor | WD90C31 |
Highest Resolution Supported | 1280 X 1024 |
Data Bus Type | VESA local bus |
Memory Type | DRAM |
Maximum Onboard Memory | 1024KB |
CONNECTIONS | |||
Purpose | Location | Purpose | Location |
15-pin analog video port | J1 | VGA feature connector | J2 |
DELAY CYCLE SELECTION | ||
Delay | JP1 | JP2 |
1 clock cycle (486/Pentium) | Pins 1 & 2 closed | Open |
2 clock cycles (386) | Pins 2 & 3 closed | Closed |
800 X 600 REFRESH RATE SELECTION | ||
Refresh | SW1/1 | SW1/2 |
56.5Hz | Off | Off |
72.1Hz | On | Off |
60.5Hz | Off | On |
56.5Hz | On | On |
1024 X 768 REFRESH RATE SELECTION | |||
Refresh | Mode | SW1/3 | SW1/4 |
86.7Hz | Interlaced | Off | Off |
70.2Hz | Non-Interlaced | On | Off |
60.2Hz | Non-Interlaced | Off | On |
72.3Hz | Non-Interlaced | On | On |
HORIZONTAL REFRESH RATE SELECTION | |
Refresh | SW1/5 |
31.5 KHz | Off |
40 KHz | On |
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