ORCHID TECHNOLOGY
FAHRENHEIT VA/VLB
| 
 Category  | 
 Video  | 
| 
 Video Types Supported  | 
 XVGA  | 
| 
 Video Processor  | 
 S3 86C911  | 
| 
 Highest Resolution Supported  | 
 1280 X 1024  | 
| 
 Data Bus Type  | 
 32-bit VESA Local Bus  | 
| 
 Memory Type  | 
 DRAM  | 
| 
 Maximum Onboard Memory  | 
 2048KB  | 
| 
 CONNECTIONS  | |||
| 
 Purpose  | 
 Location  | 
 Purpose  | 
 Location  | 
| 
 Microphone jack  | 
 J1  | 
 Speaker  | 
 J4  | 
| 
 Speaker jack  | 
 J2  | 
 VESA feature connector  | 
 J5  | 
| 
 15-pin analog video port  | 
 J3  | ||
| 
 VIDEO INTERRUPT SELECTION  | ||
| 
 IRQ 2/9  | 
 JP1  | |
| » | 
 Disabled  | 
 Pins 2 & 3 closed  | 
| 
 Enabled  | 
 Pins 1 & 2 closed  | |
| 
 VOICE ANNOTATION INTERRUPT SELECTION  | ||
| 
 IRQ  | 
 JP4  | |
| » | 
 IRQ12  | 
 Pins 9 & 12 closed  | 
| 
 IRQ11  | 
 Pins 8 & 11 closed  | |
| 
 IRQ10  | 
 Pins 7 & 10 closed  | |
| 
 DMA CHANNEL SELECTION  | ||
| 
 Channel  | 
 JP2  | |
| » | 
 0  | 
 Pins 2 & 3, 5 & 6 closed  | 
| 
 3  | 
 Pins 1 & 2, 4 & 5 closed  | |
| 
 I/O ADDRESS SELECTION  | ||
| 
 Address  | 
 JP3  | |
| » | 
 344h  | 
 Pins 2 & 3 closed  | 
| 
 354h  | 
 Pins 1 & 2 closed  | |
| 
 640 X 480 REFRESH RATE SELECTION  | ||
| 
 Rate  | 
 SW1/1  | 
 SW1/2  | 
| 
 72Hz  | 
 Off  | 
 Off  | 
| 
 72Hz  | 
 On  | 
 Off  | 
| 
 60Hz  | 
 Off  | 
 On  | 
| 
 60Hz  | 
 On  | 
 On  | 
| 
 800 X 600 REFRESH RATE SELECTION  | ||
| 
 Rate  | 
 SW1/1  | 
 SW1/2  | 
| 
 72Hz  | 
 Off  | 
 Off  | 
| 
 72Hz  | 
 On  | 
 Off  | 
| 
 56Hz  | 
 Off  | 
 On  | 
| 
 60Hz  | 
 On  | 
 On  | 
| 
 1024 X 768 REFRESH RATE CONFIGURATION  | |||
| 
 Rate  | 
 Mode  | 
 SW1/1  | 
 SW1/2  | 
| 
 60Hz  | 
 Non-interlaced  | 
 Off  | 
 Off  | 
| 
 70Hz  | 
 Non-Interlaced  | 
 On  | 
 Off  | 
| 
 43Hz  | 
 Interlaced  | 
 Off  | 
 On  | 
| 
 60HZ  | 
 Non-Interlaced  | 
 On  | 
 On  | 
| 
 1280 X 960/1280 X 1024 REFRESH RATE CONFIGURATION  | |||
| 
 Rate  | 
 Mode  | 
 SW1/1  | 
 SW1/2  | 
| 
 43Hz  | 
 Interlaced  | 
 Off  | 
 Off  | 
| 
 48Hz  | 
 Interlaced  | 
 On  | 
 Off  | 
| 
 SPEAKER TYPE SELECTION  | ||
| 
 Type  | 
 SW1/4  | |
| » | 
 Mono  | 
 Off  | 
| 
 Stereo  | 
 On  | |
| 
 FACTORY CONFIGURED - DO NOT ALTER  | |
| 
 Switch  | 
 Position  | 
| 
 SW1/3  | 
 Off  | 
| 
 DRAM CONFIGURATION  | ||||
| 
 Size  | 
 Bank 0  | 
 Bank 1  | 
 JP6  | 
 JP8  | 
| 
 1024KB  | 
 (8) 44256  | 
 NONE  | 
 Open  | 
 Open  | 
| 
 2048KB  | 
 (8) 44256  | 
 (8) 44256  | 
 Closed  | 
 Closed  |