UNIDENTIFIED
CIRRUS GD5428
| 
 Card Type  | 
 Video card  | 
| 
 Video Chip Set  | 
 Cirrus Logic  | 
| 
 Maximum Video Memory  | 
 2MB  | 
| 
 Data Bus  | 
 32-bit VESA Local Bus  | 
| 
 Video Types Supported  | 
 VGA  | 
| 
 Highest Resolution Supported  | 
 1280 x 1024  | 
| 
 CONNECTIONS  | |||
| 
 Function  | 
 Label  | 
 Function  | 
 Label  | 
| 
 15-pin video analog video port  | 
 CN1  | 
 Feature connector  | 
 CN2  | 
| 
 USER CONFIGURABLE SETTINGS  | |||
| 
 Function  | 
 Label  | 
 Position  | |
| » | 
 IRQ2 disabled  | 
 JP1  | 
 Pins 2 & 3 closed  | 
| 
 IRQ2 enabled  | 
 JP1  | 
 Pins 1 & 2 closed  | |
| » | 
 Main memory map decoder size select 64MB  | 
 JP2  | 
 Pins 1 & 2 closed  | 
| 
 Main memory map decoder size select 128B  | 
 JP2  | 
 Pins 2 & 3 closed  | |
| » | 
 RAMDAC shadow disabled  | 
 JP3  | 
 Pins 2 & 3 closed  | 
| 
 RAMDAC shadow enabled  | 
 JP3  | 
 Pins 1 & 2 closed  | |
| » | 
 Factory configured – do not alter  | 
 CN3  | 
 Unidentified  | 
| » | 
 Factory configured – do not alter  | 
 SO  | 
 Unidentified  | 
| » | 
 Factory configured – do not alter  | 
 S1  | 
 Unidentified  | 
| 
 Note: CN3, S0 & S1 are optional and may not be present.  | |||
| 
 VIDEO MEMORY CONFIGURATION  | ||
| 
 Size  | 
 Bank 0  | 
 Bank 1  | 
| 
 1MB  | 
 1MB  | 
 None  | 
| 
 1MB  | 
 1MB  | 
 1MB  | 
| 
 Note: The size of the chips is unidentified.  | ||
| 
 BIOS ADDRESS SELECTION  | |||
| 
 Address  | 
 JP4/pins 1 & 2  | 
 JP4/pins 3 & 4  | 
 JP4/pins 5 & 6  | 
| 
 C800  | 
 Closed  | 
 Closed  | 
 Closed  | 
| 
 CC00  | 
 Open  | 
 Closed  | 
 Closed  | 
| 
 D000  | 
 Closed  | 
 Open  | 
 Closed  | 
| 
 D800  | 
 Open  | 
 Open  | 
 Closed  | 
| 
 DC00  | 
 Closed  | 
 Closed  | 
 Open  | 
| 
 E000  | 
 Open  | 
 Closed  | 
 Open  | 
| 
 E800  | 
 Closed  | 
 Open  | 
 Open  | 
| 
 Disabled  | 
 Open  | 
 Open  | 
 Open  |