SUN-5242A (EX-3001) Hard Disk/Floppy Controller Settings and Configuration

Data Bus	16-bit ISA
Card Size	Half-length, half-height card
Hard Drives supported	Two IDE (AT) drives
Floppy drives supported	None

CONNECTIONS
Function		Location
40-pin primary IDE(AT) connector	CN1

USER CONFIGURABLE SETTINGS
Function		Label	Position
»	IOCHRDY signal disabled	JP3	Open
	IOCHRDY signal enabled	JP3	Closed
»	Factory configured - do not alter	D1	Open

IDE I/O ADDRESS SELECTION
Setting	JP1/1	JP1/2	JP1/3	JP1/4	JP1/5	JP1/6	JP1/7	JP1/8
1F0h (primary)	Closed	Closed	Open	Open	Open	Open	Open	Open
170h (secondary)	Open	Open	Closed	Closed	Open	Open	Open	Open
1E8h-1EFh (tertiary, drive 1) 3EEh-3EFh (tertiary, drive 2)	Open	Open	Open	Open	Closed	Closed	Open	Open
168h-16Fh (quaternary, drive 1) 36Eh-36Fh (quaternary, drive 2)	Open	Open	Open	Open	Open	Open	Closed	Closed
Note: The controller is bootable when the primary IDE I/O address is selected. If secondary, tertiary or quaternary addresses are selected then a software driver is required to operate the controller.

IDE INTERRUPT SELECTION
Setting		JP2/A	JP2/B	JP2/C	JP2/D
	IRQ 10	Open	Open	Open	Closed
	IRQ 12	Open	Open	Closed	Open
»	IRQ 14	Closed	Open	Open	Open
	IRQ 15	Open	Closed	Open	Open