SONY CORPORATION
CDB-244
| 
 Card Type  | 
 CD-ROM host card  | 
| 
 Chip Set  | 
 Unidentified  | 
| 
 Maximum Onboard Memory  | 
 None  | 
| 
 I/O Options  | 
 Audio in, host bus connector (2), line out (2)  | 
| 
 Data Bus  | 
 8-bit ISA  | 
| 
 Floppy drives supported  | 
 None  | 
| 
 CONNECTIONS  | |||
| 
 Function  | 
 Label  | 
 Function  | 
 Label  | 
| 
 External host bus connector  | 
 CN1  | 
 Line out  | 
 J1  | 
| 
 Internal host bus connector  | 
 CN2  | 
 Line out  | 
 J2  | 
| 
 Audio in  | 
 CN3  | ||
| 
 BIOS ADDRESS SELECTION  | |||||||
| 
 Address  | 
 SW1/A  | 
 SW1/B  | 
 SW1/C  | 
 SW1/D  | 
 SW1/E  | 
 SW1/F  | |
| 
 300h  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | |
| 
 304h  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | |
| 
 308h  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | |
| 
 30Ch  | 
 Closed  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | |
| 
 310h  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | |
| 
 320h  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | |
| 
 330h  | 
 Open  | 
 Open  | 
 Closed  | 
 Closed  | 
 Open  | 
 Open  | |
| » | 
 340h  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | 
| 
 350h  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | 
 Closed  | 
 Open  | |
| 
 360h  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | 
 Closed  | 
 Open  | |
| 
 370h  | 
 Open  | 
 Open  | 
 Closed  | 
 Closed  | 
 Closed  | 
 Open  | |
| 
 380h  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | |
| 
 390h  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | 
 Closed  | |
| 
 3A0h  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | 
 Closed  | |
| 
 3B0h  | 
 Open  | 
 Open  | 
 Closed  | 
 Closed  | 
 Open  | 
 Closed  | |
| 
 3C0h  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | 
 Closed  | |
| 
 3D0h  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | 
 Closed  | 
 Closed  | |
| 
 3E0h  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | 
 Closed  | 
 Closed  | |
| 
 3F0h  | 
 Open  | 
 Open  | 
 Closed  | 
 Closed  | 
 Closed  | 
 Closed  | |
| 
 INTERRUPT SELECTION  | ||||
| 
 IRQ  | 
 SW2/A  | 
 SW2/B  | 
 SW2/C  | 
 SW2/D  | 
| 
 2  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | 
| 
 3  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | 
| 
 4  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | 
| 
 5  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | 
| 
 DMA CHANNEL SELECTION  | ||||||
| 
 Channel  | 
 SW3/A  | 
 SW3/B  | 
 SW3/C  | 
 SW3/D  | 
 SW3/E  | 
 SW3/F  | 
| 
 1  | 
 Closed  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
| 
 2  | 
 Open  | 
 Open  | 
 Closed  | 
 Closed  | 
 Open  | 
 Open  | 
| 
 3  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | 
 Closed  |