ADAPTEC, INC.
AHA-1540C, AHA-1542C
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|
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Data bus: |
16-bit, ISA |
|
Size: |
Half-length, full-height card |
|
Hard drive supported: |
Up to seven SCSI devices |
|
Floppy drives supported: |
360KB, 720KB, 1.2MB, or 1.44MB (2) |
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CONNECTIONS | |
|
Function |
Location |
|
SCSI drive interface (50 pin) internal |
CN1 |
|
SCSI drive interface (50 pin) external |
CN2 |
|
Floppy drive interface (AHA-1542C only) |
CN3 |
|
Hard drive activity LED |
CN4 |
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Location |
Setting | |
|
SCSI Termination set with configuration software |
SW1/switch 1 |
off | |
|
SCSI Termination enabled |
SW1/switch 1 |
on | |
|
Floppy drive enabled |
SW1/switch 5 |
off | |
|
Floppy drive disabled |
SW1/switch 5 |
on | |
|
I/O PORT ADDRESS CONFIGURATION | |||
|
Address |
SW1/switch 2 |
SW1/switch 3 |
SW1/switch 4 |
|
330-333h |
off |
off |
off |
|
334-337h |
on |
off |
off |
|
230-233h |
off |
on |
off |
|
234-237h |
on |
on |
off |
|
130-133h |
off |
off |
on |
|
134-137h |
on |
off |
on |
|
Reserved |
off |
on |
on |
|
Reserved |
on |
on |
on |
|
BIOS ADDRESS CONFIGURATION | |||
|
Address |
SW1/switch 6 |
SW1/switch 7 |
SW1/switch 8 |
|
DC000h |
off |
off |
off |
|
D8000h |
on |
off |
off |
|
D4000h |
off |
on |
off |
|
D0000h |
on |
on |
off |
|
CC000h |
off |
off |
on |
|
C8000h |
on |
off |
on |
|
Reserved |
off |
on |
on |
|
Disabled |
on |
on |
on |