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# ADAPTEC, INC.
ACB-2322A (VERSION 2)
Data bus: 16-bit, ISA
Size: Full-length full-height card
Hard drives supported: Two RLL ESDI
Floppy drives supported: Two 360KB, 720KB, 1.2MB, or 1.44MB
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Location |
|-------------------------------------------+----------------|
| 34-pin data cable connector-floppy drive | J1 |
|-------------------------------------------+----------------|
| 20-pin data cable connector-drive 0 | J2 |
|-------------------------------------------+----------------|
| 20-pin data cable connector-drive 1 | J3 |
|-------------------------------------------+----------------|
| 34-pin control cable connector-hard drive | J4 |
|-------------------------------------------+----------------|
| 4-pin connector-drive active LED | J5 |
|-------------------------------------------+----------------|
| Serial monitor output | J13 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Location | Setting |
|--------------------------------+--------------+------------|
| » | BIOS address C800-CBFFh | J11 | pins 1 & 2 |
| | | | closed |
|---+----------------------------+--------------+------------|
| | BIOS address- CC00-CFFFh | J11 | pins 2 & 3 |
| | | | closed |
|---+----------------------------+--------------+------------|
| » | Hard drive address | J12/jumper 1 | open |
| | 1F0-1FFh | | |
|---+----------------------------+--------------+------------|
| | Hard drive address | J12/jumper 1 | closed |
| | 170-177h | | |
|---+----------------------------+--------------+------------|
| » | Floppy address 3F0-3F7h | J12/jumper 2 | open |
|---+----------------------------+--------------+------------|
| | Floppy address 370-377h | J12/jumper 2 | closed |
|---+----------------------------+--------------+------------|
| » | Zero wait state disabled | J12/jumper 3 | open |
|---+----------------------------+--------------+------------|
| | Zero wait state enabled | J12/jumper 3 | closed |
|---+----------------------------+--------------+------------|
| » | Not used | J12 jumper 4 | open |
| | | & 5 | |
|---+----------------------------+--------------+------------|
| » | Serial monitor disabled | J12/jumper 6 | open |
|---+----------------------------+--------------+------------|
| | Serial monitor enabled | J12/jumper 6 | closed |
| | (2400b) | | |
|---+----------------------------+--------------+------------|
| » | Hard drive Interrupt is | J18 | pins 1 & 2 |
| | IRQ14 | | closed |
|---+----------------------------+--------------+------------|
| | Hard drive Interrupt is | J18 | pins 2 & 3 |
| | IRQ15 | | closed |
|---+----------------------------+--------------+------------|
| » | Not used | J18 | pins 3 & 4 |
| | | | open |
|---+----------------------------+--------------+------------|
| » | Floppy drive DMA | J19 | pins 1 & 2 |
| | Acknowledge Is DACK2 | | closed |
|---+----------------------------+--------------+------------|
| | Floppy drive DMA | J19 | pins 2 & 3 |
| | Acknowledge is DACK3 | | closed |
|---+----------------------------+--------------+------------|
| » | Floppy drive Interrupt is | J20 | pins 1 & 2 |
| | IRQ6 | | closed |
|---+----------------------------+--------------+------------|
| | Floppy drive Interrupt is | J20 | pins 2 & 3 |
| | IRQ10 | | closed |
|---+----------------------------+--------------+------------|
| » | Floppy drive DMA Request | J21 | pins 2 & 3 |
| | is DREQ2 | | closed |
|---+----------------------------+--------------+------------|
| | Floppy drive DMA Request | J21 | pins 1 & 2 |
| | is DREQ3 | | closed |
+------------------------------------------------------------+