TANDY/RADIO SHACK
CDR-3100 INTERFACE BOARD
| 
 Card Type  | 
 Multi-I/O card  | 
| 
 Chip Set  | 
 Unidentified  | 
| 
 I/O Options  | 
 CD-ROM interface, audio line out/right, audio line out/left, audio in - CD-ROM  | 
| 
 Data Bus  | 
 8-bit ISA  | 
| 
 Card Size  | 
 Half-length, half-height card  | 

| 
 CONNECTIONS  | 
|||
| 
 Function  | 
 Label  | 
 Function  | 
 Label  | 
| 
 CD-ROM interface  | 
 P2  | 
 Audio line out - right  | 
 CN3  | 
| 
 Audio in - CD-ROM  | 
 P3  | 
 Audio line out - left  | 
 CN4  | 
| 
 BUS ADDRESS  | 
|
| 
 Address  | 
 JP1  | 
| 
 300h  | 
 Pins 1 & 2, 4 & 5 closed  | 
| 
 310h  | 
 Pins 2 & 3, 4 & 5 closed  | 
| 
 330h  | 
 Pins 1 & 2, 5 & 6 closed  | 
| 
 » 340h  | 
 Pins 2 & 3, 5 & 6 closed  | 
| 
 IRQ SETTINGS  | 
||||
| 
 IRQ  | 
 JB1/A  | 
 JB1/B  | 
 JB1/C  | 
 JB1/D  | 
| 
 » 3  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | 
| 
 4  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | 
| 
 5  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | 
| 
 6  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | 
| 
 TECHNICAL NOTE  | 
| 
 Note: Only use this card with the CDR-3100 (250-1098) CD-ROM drive.  |