IBM CORPORATION
EASY OPTIONS POWERPLAY MULTIMEDIA CD657
| Card Type | Sound card | 
| Chip Set | Unidentified | 
| I/O Options | CD-ROM interfaces (3), game/MIDI port, line in, microphone in, speaker out, CD-ROM audio in | 
| Maximum Onboard Memory | None | 
| Data Bus | 8-bit ISA | 
 
| CONNECTIONS | |||
| Function | Label | Function | Label | 
| Game/MIDI port | CN1 | Line in | CN6 | 
| Sony CD-ROM interface | CN2 | Microphone in | CN7 | 
| Mitsumi CD-ROM interface | CN3 | Unidentified | J1 | 
| Panasonic CD-ROM interface | CN4 | CD audio in | J2 | 
| Speaker out | CN5 | Volume | R1 | 
| USER CONFIGURABLE SETTINGS | |||
| Function | Label | Position | |
| » | Factory configured - do not alter | SW1/E | Open | 
| » | Game port enabled | SW1/F | Open | 
| Game port disabled | SW1/F | Closed | |
| » | Game port address is 200h | SW1/G | Open | 
| Game port address is 201h | SW1/G | Closed | |
| BASE I/O ADDRESS | ||||
| Setting | SW1/B | SW1/C | SW1/D | |
| 210h | Closed | Closed | Open | |
| » | 220h | Open | Open | Open | 
| 230h | Closed | Open | Open | |
| 240h | Open | Closed | Closed | |
| 250h | Open | Closed | Open | |
| 260h | Open | Open | Closed | |
| Disabled | Closed | Closed | Closed | |
| MIDI ADDRESS | |||
| Setting | JP6 | SW1/H | |
| 300h | Closed | Closed | |
| 310h | Closed | Open | |
| 320h | Open | Closed | |
| » | 330h | Open | Open | 
| CARD INTERRUPT | ||
| Setting | JP3 | |
| IRQ2 | Pins 1 & 3 closed | |
| IRQ3 | Pins 2 & 4 closed | |
| IRQ5 | Pins 7 & 9 closed | |
| » | IRQ7 | Pins 8 & 10 closed | 
| MIDI INTERRUPT | ||
| Setting | JP3 | |
| » | IRQ2 | Pins 3 & 5 closed | 
| IRQ3 | Pins 4 & 6 closed | |
| IRQ5 | Pins 5 & 7 closed | |
| IRQ7 | Pins 6 & 8 closed | |