AMERICAN MULTISOURCE
AMS 1100SR4
Data bus: 16-bit, ISA
Size: Full-length, full-height card
Hard drives supported: Two RLL ST506/ST412 drive
Floppy drives supported: Four 360KB, 720KB, 1.2MB, and 1.44MB
Sector Interleave: 1:1
CONNECTIONS
Function
Location
34-pin control cable connector-hard drive
J1
20-pin data cable connector-drive 0
J2
20-pin data cable connector-drive 1
J3
34-pin data cable connector-floppy drives 1 & 2
J4
4-pin connector-drive active LED
J5
34-pin data cable connector-floppy drives 3 & 4
J6
USER CONFIGURABLE SETTINGS
Setting
W3
open
Floppy drive address 370-377h
closed
W4
Hard drive address 170-177h
W5 & W7
Floppy drive enabled
W6
BIOS enabled
BIOS ADDRESS
Address
W8
W9
C8000h
CC000h
D0000h
D4000h
HARD DRIVE CONFIGURATION
W1
W2
Enabled
pins 1 & 2 closed
Disabled
pins 2 & 3 closed