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# NEC TECHNOLOGIES, INC.
T-100 (CD-XT001)
Card Type Hard drive controller
Hard Drives supported Up to 7 SCSI devices
Floppy drives supported None
Data Bus 8-bit ISA
Card Size Half-length, full-height
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Label | Function | Label |
|------------------------------+-------+-------------+-------|
| 50-pin SCSI connector - | J2 | 25-pin SCSI | P1 |
| internal | | connector - | |
| | | external | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|--------------------------------+-------------+-------------|
| » | Boot ROM disabled | SW1/1 | Off |
|---+----------------------------+-------------+-------------|
| | Boot ROM enabled | SW1/1 | On |
|---+----------------------------+-------------+-------------|
| » | Parity disabled | SW1/4 | Off |
|---+----------------------------+-------------+-------------|
| | Parity enabled | SW1/4 | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DMA CHANNEL SELECTION |
|------------------------------------------------------------|
| Channel | JP1 |
|----------------------------+-------------------------------|
| 1 | Pins 7 & 9, 8 & 10 closed |
|----------------------------+-------------------------------|
| 3 | Pins 9 & 11, 10 & 12 closed |
|----------------------------+-------------------------------|
| Disabled | Pins 7 - 12 open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BOOT ROM ADDRESS SELECTION |
|------------------------------------------------------------|
| Setting | SW1/2 | SW1/3 |
|-----------------------+------------------+-----------------|
| » | C8000h | On | On |
|---+-------------------+------------------+-----------------|
| | CA000h | On | Off |
|---+-------------------+------------------+-----------------|
| | CC000h | Off | On |
|---+-------------------+------------------+-----------------|
| | CE000h | Off | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| I/O ADDRESS SELECTION |
|------------------------------------------------------------|
| Setting | SW1/5 | SW1/6 |
|----------------------+------------------+------------------|
| | 320h | On | On |
|---+------------------+------------------+------------------|
| | 324h | Off | On |
|---+------------------+------------------+------------------|
| » | 328h | On | Off |
|---+------------------+------------------+------------------|
| | 32Ch | Off | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| INTERRUPT SELECTION |
|------------------------------------------------------------|
| Setting | JP1/pins 1 & | JP1/pins 2 | JP1/pins | JP1/pins |
| | 3 | & 4 | 3 & 5 | 4 & 6 |
|----------+--------------+------------+----------+----------|
| IRQ3 | Closed | Open | Open | Open |
|----------+--------------+------------+----------+----------|
| IRQ5 | Open | Closed | Open | Open |
|----------+--------------+------------+----------+----------|
| IRQ6 | Open | Open | Closed | Open |
|----------+--------------+------------+----------+----------|
| IRQ7 | Open | Open | Open | Closed |
|----------+--------------+------------+----------+----------|
| Disabled | Open | Open | Open | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| MISCELLANEOUS TECHNICAL NOTES |
|------------------------------------------------------------|
| The T-100 should not be installed in a 486 or faster |
| system. |
+------------------------------------------------------------+