IRWIN 400S, 499 Card Type Tape drive controller Hard Drives supported None Floppy drives supported None Data Bus 8-bit ISA Card Size Half-length, full-height [Image] CONNECTIONS Function Label Tape drive interface J3 Note:Number of pins is unidentified. USER CONFIGURABLE SETTINGS Function Label Position » PC’s <386-20 mode enabled B/1 Open PC’s >386-20 mode enabled B/1 Closed » Factory configured - do not alter D/1 Open 45/60MB mode enabled D/2 Closed 45/60MB mode disabled D/2 Open QIC-24 format enabled D/3 Closed QIC-11 format enabled D/3 Open » POST enabled E/1 Closed POST disabled E/1 Open » Factory configured - do not alter E/2 Open » Factory configured - do not alter E/3 Open » Factory configured - do not alter E/4 Open Note:When installing the controller in a PC >386-20 disable POST. DMA CHANNEL SELECTION Channel C/1 C/2 C/3 C2/1 C2/2 C2/3 1 Closed Open Open Closed Open Open 2 Open Closed Open Open Closed Open 3 Open Open Closed Open Open Closed BASE I/O ADDRESS SELECTION Address A/1 A/2 A/3 A/4 A/5 A/6 A/7 100h Open Open Open Open Open Closed Open 200h Open Open Open Open Open Open Closed 220h Open Open Closed Open Open Open Closed 280h Open Open Open Open Closed Open Closed 300h Open Open Open Open Open Closed Closed 338h Closed Closed Closed Open Open Closed Closed 350h Open Closed Open Closed Open Closed Closed 360h Open Open Closed Closed Open Closed Closed 370h Open Closed Closed Closed Open Closed Closed INTERRUPT SELECTION Setting B/2 B/3 B/4 B/5 B/6 B/7 IRQ2 Closed Open Open Open Open Open IRQ3 Open Closed Open Open Open Open IRQ4 Open Open Closed Open Open Open IRQ5 Open Open Open Closed Open Open IRQ6 Open Open Open Open Closed Open IRQ7 Open Open Open Open Open Closed MISCELLANEOUS TECHNICAL NOTES The 400S and 499 are used with FT60 tape drive. The tape drive cannot be used in EISA systems , 486 or 386 faster than 25MHz.