DIAMOND MULTIMEDIA SYSTEMS, INC.
SPEEDSTAR 24X
Category |
Video |
Video Types Supported |
XVGA |
Video Processor |
WD90C31 |
Highest Resolution Supported |
1280 x 1024 |
Data Bus Type |
VESA local bus |
Memory Type |
VRAM |
Maximum Onboard Memory |
1024KB |
CONNECTIONS | |||
Purpose |
Location |
Purpose |
Location |
VESA Feature connector |
CN1 |
15-pin analog video port |
CN2 |
WAIT STATE SELECT | ||
Zero Wait State |
JP1 | |
» |
Enabled |
Closed |
Disabled |
Open |
VIDEO INTERRUPT SELECT | ||
IRQ2 |
JP3 | |
» |
Enabled |
Closed |
Disabled |
Open |
BIOS ROM ACCESS | ||
Address Width |
JP4 | |
» |
16--bit BIOS ROM access |
Closed |
8-bit BIOS ROM access |
Open |
800 X 600 MONITOR RETRACE SELECT | |||
Timing |
SW1/1 |
SW1/2 | |
» |
56Hz (non-interlaced) |
On |
On |
72Hz (non-interlaced) |
On |
Off | |
60Hz (non-interlaced) |
Off |
On |
1024 X 768 MONITOR RETRACE SELECT | |||
Timing |
SW1/3 |
SW1/4 | |
» |
43Hz (interlaced) |
On |
On |
70Hz (non-interlaced) |
On |
Off | |
60Hz (non-interlaced) |
Off |
On | |
72Hz (non-interlaced) |
Off |
Off |
ALTERNATE TIMING SELECT | |
Setting |
SW1/5 |
Normal | |
Alternate |