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VTECH INDUSTRIES, INC. LASER AT MULTI-I/O CARD
| I/O Options | Floppy drive interface, IDE interface, game port, parallel port, serial ports (2) |
| Data Bus | 16-bit ISA |
| Card Size | Full height, half length |
| Hard Drives Supported | Two IDE-AT devices |
| Floppy Drives Supported | Two 360KB, 720KB, 1.2MB, or 1.44MB drives |
| CONNECTIONS |
| Function | Label | Function | Label |
| 16-pin game port | J1 | 4-pin drive active LED | J10 |
| 34-pin cable connector - floppy drive | J2 | 40-pin primary IDE(AT) connector | J11 |
| 10-pin serial port 2 - internal | J8 | 25-pin parallel port - external | J12 |
| 9-pin serial port 1 - external | J9 | | |
| USER CONFIGURABLE SETTINGS |
| Setting | Label | Position |
| » | IDE(AT) interface enabled | J3 | Pins 1 & 2 closed |
| | IDE(AT) interface disabled | J3 | Pins 2 & 3 closed |
| » | Game port enabled | J13 | Pins 1 & 2 closed |
| | Game port disabled | J13 | Pins 2 & 3 closed |
| » | Factory configured - do not alter | J16 | Pins 1 & 2 closed |
| » | Floppy interface enabled | J17 | Pins 1 & 2 closed |
| | Floppy interface disabled | J17 | Pins 2 & 3 closed |
| PARALLEL PORT ADDRESS SELECTION |
| Setting | J4 |
| | 278h | Pins 2 & 3 closed |
| » | 378h | Pins 1 & 2 closed |
| | Disabled | Open |
| SERIAL PORT ADDRESS SELECTION |
| Port 1 | Port 2 | J15 | J14 | J6 | J7 |
| 3F8h (COM1:) | 2F8h (COM2:) | Pins 2 & 3 | Pins 2 & 3 | Pins 2 & 3 | Pins 1 & 2 |
| 3F8h (COM1:) | 3E8h (COM3:) | Pins 2 & 3 | Pins 2 & 3 | Pins 2 & 3 | Pins 2 & 3 |
| 3F8h (COM1:) | 2E8h (COM4:) | Pins 1 & 2 | Pins 1 & 2 | Pins 1 & 2 | Pins 2 & 3 |
| 2F8h (COM2:) | 3F8h (COM1:) | Pins 2 & 3 | Pins 1 & 2 | Pins 1 & 2 | Pins 2 & 3 |
| 2F8h (COM2:) | 3E8h (COM3:) | Pins 1 & 2 | Pins 1 & 2 | Pins 2 & 3 | Pins 1 & 2 |
| 2F8h (COM2:) | 2E8h (COM4:) | Pins 1 & 2 | Pins 1 & 2 | Pins 2 & 3 | Pins 2 & 3 |
| 3E8h (COM3:) | 3F8h (COM1:) | Pins 2 & 3 | Pins 1 & 2 | Pins 2 & 3 | Pins 2 & 3 |
| 3E8h (COM3:) | 2F8h (COM2:) | Pins 1 & 2 | Pins 2 & 3 | Pins 1 & 2 | Pins 2 & 3 |
| 3E8h (COM3:) | 2E8h (COM4:) | Pins 2 & 3 | Pins 1 & 2 | Pins 2 & 3 | Pins 1 & 2 |
| 2E8h (COM4:) | 3F8h (COM1:) | Pins 1 & 2 | Pins 2 & 3 | Pins 2 & 3 | Pins 1 & 2 |
| 2E8h (COM4:) | 2F8h (COM2:) | Pins 2 & 3 | Pins 2 & 3 | Pins 1 & 2 | Pins 1 & 2 |
| 2E8h (COM4:) | 3E8h (COM3:) | Pins 2 & 3 | Pins 2 & 3 | Pins 1 & 2 | Pins 2 & 3 |
| Disabled | Disabled | N/A | N/A | Open | Open |
| SERIAL PORT INTERRUPT SELECTION |
| Port 1 | Port 2 | J18 |
| » | IRQ4 | IRQ3 | Pins 1 & 2, 3 & 4 closed |
| | IRQ3 | IRQ4 | Pins 1 & 3, 2 & 4 closed |
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