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# HEWLETT-PACKARD COMPANY
D1664A
+------------------------------------------------------------+
|------------------------------------------------------------|
| Data bus: | 16-bit ISA |
|-------------------+----------------------------------------|
| Size: | Three-quarter length, full-height card |
|-------------------+----------------------------------------|
| Hard drive | Two ESDI drives |
| supported: | |
|-------------------+----------------------------------------|
| Floppy drives | None |
| supported: | |
+------------------------------------------------------------+
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Location |
|---------------------------------------------+--------------|
| 20-pin data cable connector | CN1 |
|---------------------------------------------+--------------|
| 20-pin data cable connector | CN2 |
|---------------------------------------------+--------------|
| 34-pin control cable connector - hard drive | CN3 |
|---------------------------------------------+--------------|
| 4-pin connector - drive active LED | J2 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Location | Setting |
|---------------------------------------+----------+---------|
| » | Hard disk primary address is 1F0h | J10/1 | open |
|---+-----------------------------------+----------+---------|
| | Hard disk secondary address is | J10/1 | closed |
| | 170h (not supported) | | |
|---+-----------------------------------+----------+---------|
| » | Logical drive splitting enabled | J7/2 | closed |
|---+-----------------------------------+----------+---------|
| | Logical drive splitting disabled | J7/2 | open |
|------------------------------------------------------------|
| Note: Other jumper settings not specified. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| MISCELLANEOUS TECHNICAL NOTES |
|------------------------------------------------------------|
| A second hard disk cannot be installed when logical drive |
| splitting is enabled. |
| |
| IRQ 14 is used by this controller. |
+------------------------------------------------------------+