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# ZOBEX
ZOBEX 4HDC-62W
Data Bus 8-bit ISA
Card Size Three-quarter length, full-height card
Hard Drives supported Four ST-506/412(MFM) drives
Floppy drives supported None
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Location | Function | Location |
|-------------------+----------+------------------+----------|
| 34-pin control | J1 | 20-pin data | J4 |
| cable connector | | cable connector | |
|-------------------+----------+------------------+----------|
| 20-pin data cable | J2 | 20-pin data | J5 |
| connector - drive | | cable connector | |
| 0 | | | |
|-------------------+----------+------------------+----------|
| 20-pin data cable | J3 | | |
| connector - drive | | | |
| 1 | | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|-----------------------------+---------------+--------------|
| » | IRQ 5 enable | JP4/1 | Closed |
|---+-------------------------+---------------+--------------|
| | IRQ 5 disable | JP4/1 | Open |
|---+-------------------------+---------------+--------------|
| » | Factory configured - do | P2 | Open |
| | not alter | | |
|---+-------------------------+---------------+--------------|
| » | Write Protect drive 0 | P3/pins 1 & 2 | Open |
| | disabled | | |
|---+-------------------------+---------------+--------------|
| | Write Protect drive 0 | P3/pins 1 & 2 | Closed |
| | enabled | | |
|---+-------------------------+---------------+--------------|
| » | Write Protect drive 1 | P3/pins 3 & 4 | Open |
| | disabled | | |
|---+-------------------------+---------------+--------------|
| | Write Protect drive 1 | P3/pins 3 & 4 | Closed |
| | enabled | | |
|---+-------------------------+---------------+--------------|
| » | Write Protect drive 2 | P3/pins 5 & 6 | Open |
| | disabled | | |
|---+-------------------------+---------------+--------------|
| | Write Protect drive 2 | P3/pins 5 & 6 | Closed |
| | enabled | | |
|---+-------------------------+---------------+--------------|
| » | Write Protect drive 3 | P3/pins 7 & 8 | Open |
| | disabled | | |
|---+-------------------------+---------------+--------------|
| | Write Protect drive 3 | P3/pins 7 & 8 | Closed |
| | enabled | | |
|---+-------------------------+---------------+--------------|
| » | Factory configured - do | SW1/1 | Off |
| | not alter (Ext. Stat. | | |
| | Reg. Bit 4) | | |
|---+-------------------------+---------------+--------------|
| » | Factory configured - do | SW1/2 | Off |
| | not alter (Ext. Stat. | | |
| | Reg. Bit 5) | | |
|---+-------------------------+---------------+--------------|
| » | Factory configured - do | SW1/3 | Off |
| | not alter (Ext. Stat. | | |
| | Reg. Bit 6) | | |
|---+-------------------------+---------------+--------------|
| » | Factory configured - do | SW1/4 | Off |
| | not alter (Ext. Stat. | | |
| | Reg. Bit 7) | | |
|---+-------------------------+---------------+--------------|
| » | Factory configured - do | SW2/7 | Unidentified |
| | not alter | | |
|---+-------------------------+---------------+--------------|
| » | Factory configured - do | SW2/8 | Unidentified |
| | not alter | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PIN 2 CABLE SELECTION FOR CABLE J1 |
|------------------------------------------------------------|
| Setting | P1/1 | P1/2 | P1/3 | P1/4 |
|--------------------+---------+---------+---------+---------|
| | Change | Open | Open | Open | Closed |
| | Cartridge | | | | |
| | Signal | | | | |
|---+----------------+---------+---------+---------+---------|
| | Head Select | Open | Open | Closed | Open |
|---+----------------+---------+---------+---------+---------|
| » | Reduced Write | Open | Closed | Open | Open |
| | Current | | | | |
|---+----------------+---------+---------+---------+---------|
| | Disable pin 2 | Closed | Open | Open | Open |
| | 3 | | | | |
|------------------------------------------------------------|
| Note: Select the ‘Head Select’ setting if the attached |
| drive is large capacity with more than 8 heads. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DMA CHANNEL SELECTION |
|------------------------------------------------------------|
| Channel | JP4/1 | JP4/2 |
|------------------------+-----------------+-----------------|
| » | DMA 3 disabled | Open | Open |
|---+--------------------+-----------------+-----------------|
| | DMA 3 enabled | Closed | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BASE ADDRESS SELECTION |
|------------------------------------------------------------|
| Setting | SW2/1 | SW2/2 | SW2/3 | SW2/4 | SW2/5 | SW2/6 |
|------------+-------+-------+-------+-------+-------+-------|
| » | 300h | On | On | On | Off | Off | On |
+------------------------------------------------------------+