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# EMULEX CORPORATION
IB02
+------------------------------------------------------------+
+------------------------------------------------------------+
Data bus: 8-bit, ISA
Size: Full-length, full-height card
Hard drives supported: Up to seven SCSI devices
Floppy drives supported: None
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Location |
|-----------------------------------------+------------------|
| 50-pin SCSI connector-external | J1 |
|-----------------------------------------+------------------|
| 50-pin SCSI connector-internal | J2 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Location | Setting |
|-----------------------------------+--------------+---------|
| » | Not used | SW1/switch 3 | off |
|---+-------------------------------+--------------+---------|
| » | Not used | SW1/switch 4 | off |
|---+-------------------------------+--------------+---------|
| » | Factory configured - do not | SW2/switch 1 | off |
| | alter | | |
|---+-------------------------------+--------------+---------|
| » | DMA Channel 1 selected | SW2/switch 2 | on |
|---+-------------------------------+--------------+---------|
| | DMA Channel 3 selected | SW2/switch 2 | off |
|---+-------------------------------+--------------+---------|
| » | SCSI parity check enabled | SW2/switch 6 | on |
|---+-------------------------------+--------------+---------|
| | SCSI parity check disabled | SW2/switch 6 | off |
|---+-------------------------------+--------------+---------|
| » | SCSI bus disconnect enabled | SW2/switch 7 | on |
|---+-------------------------------+--------------+---------|
| | SCSI bus disconnect disabled | SW2/switch 7 | off |
|---+-------------------------------+--------------+---------|
| » | Factory configured - do not | SW3/switch 1 | off |
| | alter | & 2 | |
|---+-------------------------------+--------------+---------|
| » | Factory configured - do not | SW3/switch 8 | off |
| | alter | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| INTERRUPT REQUEST |
|------------------------------------------------------------|
| IRQ | SW2/switch 3 | SW2/switch 4 | SW2/switch 5 |
|------------+---------------+---------------+---------------|
| » | IRQ2 | on | off | on |
|---+--------+---------------+---------------+---------------|
| | IRQ5 | off | on | off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DMA TRANSFER MODE |
|------------------------------------------------------------|
| Mode | SW1/switch 1 | SW1/switch 2 |
|------------------------------+--------------+--------------|
| Single-byte (for use with | on | on |
| PC, PC/XT) | | |
|------------------------------+--------------+--------------|
| 8-byte (for use in a PC/AT | on | off |
| with DOS) | | |
|------------------------------+--------------+--------------|
| Reserved | off | on |
|------------------------------+--------------+--------------|
| 4-byte (for use in a PC/AT | off | off |
| with multi-tasking) | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SCSI ADDRESS |
|------------------------------------------------------------|
| SCSI ID | SW2/switch 8 | SW2/switch 9 | SW2/switch 10 |
|------------+---------------+---------------+---------------|
| 0 | off | off | off |
|------------+---------------+---------------+---------------|
| 1 | on | off | off |
|------------+---------------+---------------+---------------|
| 2 | off | on | off |
|------------+---------------+---------------+---------------|
| 3 | on | on | off |
|------------+---------------+---------------+---------------|
| 4 | off | off | on |
|------------+---------------+---------------+---------------|
| 5 | on | off | on |
|------------+---------------+---------------+---------------|
| 6 | off | on | on |
|------------+---------------+---------------+---------------|
| 7 | on | on | on |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BIOS ADDRESS - SW3 |
|------------------------------------------------------------|
| Address | Switch 3 | Switch | Switch | Switch | Switch |
| | | 4 | 5 | 6 | 7 |
|---------+----------+---------+---------+---------+---------|
| C800h | on | on | off | on | on |
|---------+----------+---------+---------+---------+---------|
| CA00h | off | on | off | on | on |
|---------+----------+---------+---------+---------+---------|
| CC00h | on | off | off | on | on |
|---------+----------+---------+---------+---------+---------|
| CE00h | off | off | off | on | on |
|---------+----------+---------+---------+---------+---------|
| D000h | on | on | on | off | on |
|---------+----------+---------+---------+---------+---------|
| D200h | off | on | on | off | on |
|---------+----------+---------+---------+---------+---------|
| D400h | on | off | on | off | on |
|---------+----------+---------+---------+---------+---------|
| D600h | off | off | on | off | on |
|---------+----------+---------+---------+---------+---------|
| D800h | on | on | off | off | on |
|---------+----------+---------+---------+---------+---------|
| DA00h | off | on | off | off | on |
|---------+----------+---------+---------+---------+---------|
| DC00h | on | off | off | off | on |
|---------+----------+---------+---------+---------+---------|
| DE00h | off | off | off | off | on |
|---------+----------+---------+---------+---------+---------|
| E000h | on | on | on | on | off |
|---------+----------+---------+---------+---------+---------|
| E200h | off | on | on | on | off |
|---------+----------+---------+---------+---------+---------|
| E400h | on | off | on | on | off |
|---------+----------+---------+---------+---------+---------|
| E600h | off | off | on | on | off |
|---------+----------+---------+---------+---------+---------|
| E800h | on | on | off | on | off |
|---------+----------+---------+---------+---------+---------|
| EA00h | off | on | off | on | off |
|---------+----------+---------+---------+---------+---------|
| EC00h | on | off | off | on | off |
|---------+----------+---------+---------+---------+---------|
| EE00h | off | off | off | on | off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| MISCELLANEOUS TECHNICAL NOTES |
|------------------------------------------------------------|
| For termination power, a # 1N5817 diode must be installed |
| at socket CR2 and JP1 must be on. |
+------------------------------------------------------------+