TEXT View Source
# STORAGE DIMENSIONS
SDC3222B
Card Type Hard drive controller
Hard Drives Up to 7 SCSI-1 devices
Supported
Floppy Drives Two 360KB, 720KB, 1.2MB, or 1.44MB drives
Supported
Data Bus 32-bit EISA
Card Size Half length, full height
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Location | Function | Location |
|-------------+----------+------------------------+----------|
| 50-pin SCSI | CN1 | 34-pin cable connector | CN3 |
| connector - | | - floppy drive | |
| external | | | |
|-------------+----------+------------------------+----------|
| 50-pin SCSI | CN2 | 4-pin connector - | CN5 |
| connector - | | drive active LED | |
| internal | | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|----------------------------------------+-------+-----------|
| ยป | Floppy drive disabled | JP1 | Open |
|---+------------------------------------+-------+-----------|
| | Floppy drive enabled | JP1 | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIAGNOSTIC LED (CN4) |
|------------------------------------------------------------|
| Color | Status | Condition |
|--------------+------------+--------------------------------|
| Unidentified | On | Terminators missing |
|--------------+------------+--------------------------------|
| Unidentified | 1 flash | EPROM failure |
|--------------+------------+--------------------------------|
| Unidentified | 2 flashes | Local RAM failure |
|--------------+------------+--------------------------------|
| Unidentified | 3 flashes | SCSI chip or interface failure |
|--------------+------------+--------------------------------|
| Unidentified | 4 flashes | Internal data bus failure |
|--------------+------------+--------------------------------|
| Unidentified | 5 flashes | Internal address bus failure |
|--------------+------------+--------------------------------|
| Unidentified | 6 flashes | Bus master chip failure |
|--------------+------------+--------------------------------|
| Unidentified | Blinking | Fuse blown |
+------------------------------------------------------------+
+------------------------------------------------------------+
| MISCELLANEOUS TECHNICAL NOTES |
|------------------------------------------------------------|
| Remove terminating resistors only when using internal and |
| external devices at the same time. |
+------------------------------------------------------------+