HwMuseum | Index

ADAPTEC, INC.

AMM-1525M

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.