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# BUSLOGIC, INC.
BT-747D, BT-747S
Data bus: 32-bit, EISA
Size: Full-length, full-height card
Hard drive Up to seven SCSI devices
supported:
Floppy drives Two 360KB, 720KB, 1.2MB, 1.44MB, or 2.88MB
supported: drives
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Location |
|-----------------------------------------------+------------|
| 4-pin connector - drive active LED | J1 |
|-----------------------------------------------+------------|
| 34-pin control cable connector - floppy drive | J2 |
|-----------------------------------------------+------------|
| 50-pin SCSI connector - internal | J3 |
|-----------------------------------------------+------------|
| 50-pin SCSI connector - external | J4 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Location | Setting |
|-------------------------------+--------------+-------------|
| ยป | Floppy drive enabled | W8 | closed |
|---+---------------------------+--------------+-------------|
| | Floppy drive disabled | W8 | open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| STATUS LED |
|------------------------------------------------------------|
| LED | Status | Function |
|------+-----------------------------+-----------------------|
| | On briefly after start-up | Self-test successful |
|------+-----------------------------+-----------------------|
| LED1 | Blinking | SCSI active |
|------+-----------------------------+-----------------------|
| | 3 blinks, pause, 3 blinks | Searching for SCSI |
| | sequence | device |
+------------------------------------------------------------+
+------------------------------------------------------------+
| MISCELLANEOUS TECHNICAL NOTES |
|------------------------------------------------------------|
| Floppy drive can also be enabled by closing pins 41 and 42 |
| on the internal SCSI connector |
+------------------------------------------------------------+