AMM-1525M Hard Disk/Floppy Controller Settings and Configuration

Card Type	Hard drive controller/Sound card
Hard Drives supported	Two IDE/ATAPI drives Up to 7 SCSI devices
Floppy drives supported	None
Data Bus	16-bit ISA
Card Size	Three-quarter length, full-height

CONNECTIONS
Function	Location	Function	Location
40-pin primary IDE/ATAPI connector	CN1	Line in	CN5
50-pin SCSI connector - internal	CN2	Line out	CN6
16-pin game/MIDI port	CN3	Headphones/speakers	CN7
Microphone in	CN4	CD audio in	J3

USER CONFIGURABLE SETTINGS
Function		Label	Position
»	IDE port address enabled	J4/pins 1 & 2	Open
	IDE port address disabled	J4/pins 1 & 2	Closed
»	IDE is secondary in system at 170h port address	J4/pins 3 & 4	Closed
	IDE is primary in system at 1F0h port address	J4/pins 3 & 4	Open
»	Sound chip base address is 220h	J9	Pins 1 & 2 closed
	Sound chip base address is 240h	J9	Pins 2 & 3 closed
»	I/O port address is 340h	J10/E	Open
	I/O port address is 140h	J10/E	Closed

SCSI INTERRUPT SELECTION
IRQ		J10/A	J10/B	J10/C	J10/D
	IRQ9	Open	Open	Open	Closed
	IRQ10	Open	Open	Closed	Open
»	IRQ11	Open	Closed	Open	Open
	IRQ12	Closed	Open	Open	Open

MISCELLANEOUS TECHNICAL NOTES

SCSI termination on the controller is always enabled and cannot be changed since the controller is always at one end of the SCSI bus.