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# UNIDENTIFIED
4020 CARD
Card Type Hard drive controller card
Hard Drives Two IDE (AT) drives
supported
Floppy drives Two 360KB, 720KB, 1.2MB, or 1.44MB drives
supported
Data Bus 16-bit ISA
Card Size Half-length, half-height card
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Label | Function | Label |
|------------------------+-------+-------------------+-------|
| 40-pin IDE(AT) | J1 | 4-pin connector - | JP2 |
| connector | | drive active LED | |
|------------------------+-------+-------------------+-------|
| 34-pin cable connector | J2 | | |
| - floppy drive | | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|-------------------------------------+-------+--------------|
| » | IDE interface enabled | J3 | Closed |
|---+---------------------------------+-------+--------------|
| | IDE interface disabled | J3 | Open |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | JP1 | Unidentified |
| | alter | | |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | JP3 | Unidentified |
| | alter | | |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | JP4 | Unidentified |
| | alter | | |
+------------------------------------------------------------+