MODEL 1C Hard Disk/Floppy Controller Settings and Configuration

Card Type	Hard drive controller
Hard Drives supported	Two IDE (AT) drives
Floppy drives supported	None
Data Bus	16-bit ISA
Card Size	Half-length, full-height

CONNECTIONS
Function	Label	Function	Label
Auxiliary power connector	J5	4-pin connector - drive active LED	J8
40-pin IDE(AT) connector	J6

USER CONFIGURABLE SETTINGS
Function		Label	Position
»	IDE(AT) interface enabled	J4	Pins 1 & 2 closed
	IDE(AT) interface disabled	J4	Pins 2 & 3 closed
»	IDE(AT) interface is secondary in system	J4	Pins 4 & 5 closed
	IDE(AT) interface is primary in system	J4	Pins 5 & 6 closed
»	IRQ 15 enabled	J7	Pins 1 & 2 closed
	IRQ 12 enabled	J7	Pins 3 & 4 closed

BIOS ADDRESS SELECTION
Address		J4
»	C8000h	Pins 7 & 8, 10 & 11 closed
	CC000h	Pins 7 & 8, 11 & 12 closed
	D0000h	Pins 8 & 9, 10 & 11 closed
	E0000h	Pins 8 & 9, 11 & 12 closed