DATA TECHNOLOGY CORPORATION DTC2183H (400586-89A) Card Type Hard drive controller card Hard Drives supported Two EIDE drives Floppy drives supported None Data Bus 16-bit-ISA Card Size Half-length, half-height card [Image] CONNECTIONS Function Location 40-pin primary IDE(AT) connector CN1 IDE INTERRUPT SELECTION IRQ W1 W2 W5 » IRQ 15 Closed Pins 2 & 3 closed Open IRQ 12 Closed Open Pins 1 & 2 closed IRQ 11 Closed Open Pins 2 & 3 closed IRQ 14 Open Pins 1 & 2 closed Open