BEHAVIOR TECH COMPUTER CORPORATION
BTC1901
Data bus: 16-bit, ISA
Size: Half-length, full-height card
Hard drives supported: Two IDE (AT) Interface drives
Floppy drives supported: Two 360KB, 720KB, 1.2MB, or 1.44MB
| 
 CONNECTIONS  | |
| 
 Function  | 
 Location  | 
| 
 40-pin AT Interface (IDE) connector-internal  | 
 CN1  | 
| 
 34-pin control cable connector-floppy disk  | 
 CN2  | 
| 
 16-pin game port-internal  | 
 CN3  | 
| 
 9-pin serial port (COM2/4)-internal  | 
 CN4  | 
| 
 9-pin serial port (COM1/3)-external  | 
 CN5  | 
| 
 Parallel port (LPT1/2)-external  | 
 CN6  | 
| 
 USER CONFIGURABLE SETTINGS  | |||
| 
 Function  | 
 Location  | 
 Setting  | |
| » | 
 IRQ7 (LPT1 interrupt request)  | 
 J2  | 
 pins 1 & 2 closed  | 
| 
 IRQ5 (LPT2 interrupt request)  | 
 J2  | 
 pins 2 & 3 closed  | |
| » | 
 CN5 is set to COM1  | 
 J3  | 
 pins 1 & 2 closed  | 
| 
 CN5 is set to COM3  | 
 J3  | 
 pins 2 & 3 closed  | |
| » | 
 CN4 is set to COM2  | 
 J4  | 
 pins 1 & 2 closed  | 
| 
 CN4 is set to COM4  | 
 J4  | 
 pins 2 & 3 closed  | |
| » | 
 CN6 is set to LPT1  | 
 J5  | 
 pins 1 & 2 closed  | 
| 
 CN6 is set to LPT2  | 
 J5  | 
 pins 2 & 3 closed  | |
| » | 
 COM1/3 enabled  | 
 J6  | 
 closed  | 
| 
 COM1/3 disabled  | 
 J6  | 
 open  | |
| » | 
 COM2/4 enabled  | 
 J7  | 
 closed  | 
| 
 COM2/4 disabled  | 
 J7  | 
 open  | |
| » | 
 LPT1/2 enabled  | 
 J8  | 
 closed  | 
| 
 LPT1/2 disabled  | 
 J8  | 
 open  | |
| » | 
 Hard drive enabled  | 
 J9  | 
 closed  | 
| 
 Hard drive disabled  | 
 J9  | 
 open  | |
| » | 
 Floppy address 3F0-3F7h  | 
 J10  | 
 open  | 
| 
 Floppy address 370-377h  | 
 J10  | 
 closed  | |