U.S. ROBOTICS, INC.
ALLEGRA 56
| 
 Card Type  | 
 Network Adapter  | 
| 
 NIC Type  | 
 Frame relay  | 
| 
 Maximum Onboard Memory  | 
 Unidentified  | 
| 
 Boot ROM  | 
 Unavailable  | 
| 
 Network Transfer Rate  | 
 56Kbps  | 
| 
 Data Bus  | 
 16-bit ISA  | 
| 
 CONNECTIONS  | |
| 
 Function  | 
 Label  | 
| 
 RJ-45 interface  | 
 CN1  | 
| 
 DMA CHANNEL SELECTION  | |||||||
| 
 Channel  | 
 JP2/A  | 
 JP2/B  | 
 JP2/C  | 
 JP2/D  | 
 JP2/E  | 
 JP2/F  | |
| 
 0  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | |
| » | 
 1  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | 
| 
 3  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | |
| 
 5  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | |
| 
 6  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | |
| 
 7  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | |
| 
 DMA CHANNEL SELECTION (CONT.)  | |||||||
| 
 Channel  | 
 JP2/G  | 
 JP2/H  | 
 JP2/I  | 
 JP2/J  | 
 JP2/K  | 
 JP2/L  | |
| 
 0  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | |
| » | 
 1  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | 
| 
 3  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | |
| 
 5  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | |
| 
 6  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | |
| 
 7  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | |
| 
 BASE I/O ADDRESS SELECTION  | ||||
| 
 Setting  | 
 SW1/1  | 
 SW1/2  | 
 SW1/3  | 
 SW1/4  | 
| 
 200h  | 
 On  | 
 On  | 
 On  | 
 On  | 
| 
 220h  | 
 On  | 
 On  | 
 On  | 
 Off  | 
| 
 240h  | 
 On  | 
 On  | 
 Off  | 
 On  | 
| 
 260h  | 
 On  | 
 On  | 
 Off  | 
 Off  | 
| 
 280h  | 
 On  | 
 Off  | 
 On  | 
 On  | 
| 
 2A0h  | 
 On  | 
 Off  | 
 On  | 
 Off  | 
| 
 2C0h  | 
 On  | 
 Off  | 
 Off  | 
 On  | 
| 
 2E0h  | 
 On  | 
 Off  | 
 Off  | 
 Off  | 
| 
 300h  | 
 Off  | 
 On  | 
 On  | 
 On  | 
| 
 320h  | 
 Off  | 
 On  | 
 On  | 
 Off  | 
| 
 340h  | 
 Off  | 
 On  | 
 Off  | 
 On  | 
| 
 360h  | 
 Off  | 
 On  | 
 Off  | 
 Off  | 
| 
 380h  | 
 Off  | 
 Off  | 
 On  | 
 On  | 
| 
 3A0h  | 
 Off  | 
 Off  | 
 On  | 
 Off  | 
| 
 3C0h  | 
 Off  | 
 Off  | 
 Off  | 
 On  | 
| 
 3E0h  | 
 Off  | 
 Off  | 
 Off  | 
 Off  | 
| 
 INTERRUPT SELECTION  | ||||||
| 
 IRQ  | 
 JP1/A  | 
 JP1/B  | 
 JP1/C  | 
 JP1/D  | 
 JP1/E  | 
 JP1/F  | 
| 
 IRQ5  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | 
| 
 IRQ9  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | 
| 
 IRQ10  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | 
| 
 IRQ11  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | 
| 
 IRQ12  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
| 
 IRQ15  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
| 
 DIAGNOSTIC LED(S)  | |||
| 
 LED  | 
 Color  | 
 Status  | 
 Condition  | 
| 
 LED1  | 
 Yellow  | 
 Off  | 
 Normal operating state  | 
| 
 LED1  | 
 Yellow  | 
 Blinking  | 
 Loopback test is occuring  | 
| 
 LED2  | 
 Green  | 
 Off  | 
 Frame relay network link is broken  | 
| 
 LED2  | 
 Green  | 
 Blinking  | 
 Frame relay link is established but unstable  | 
| 
 LED2  | 
 Green  | 
 On  | 
 Frame relay network link is good  |