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# RELIALOGIC CORPORATION PRIVATE, LTD.
CA8972F (REV.2.1)
Data Bus 32-bit VESA Local Bus
Card Size Full-length, half-height card
Hard Drives Four IDE (AT) drives
supported
Floppy drives Two 360KB, 720KB, 1.2MB, or 1.44MB drives
supported
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Location | Function | Location |
|-------------------+----------+------------------+----------|
| 40-pin primary | CN1 | 10-pin serial | CN5 |
| IDE(AT) connector | | port 2 - | |
| | | internal | |
|-------------------+----------+------------------+----------|
| 40-pin secondary | CN2 | 10-pin serial | CN6 |
| IDE(AT) connector | | port 1 - | |
| | | internal | |
|-------------------+----------+------------------+----------|
| 34-pin cable | CN3 | 25-pin parallel | CN7 |
| connector - | | port - external | |
| floppy drive | | | |
|-------------------+----------+------------------+----------|
| 16-pin game port | CN4 | 4-pin connector | JP1 |
| | | - drive active | |
| | | LED | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|----------------------------------------+-------+-----------|
| » | Primary IDE(AT) interface enabled | JP5 | Pins 1 & |
| | | | 2 closed |
|---+------------------------------------+-------+-----------|
| | Primary IDE(AT) interface disabled | JP5 | Pins 2 & |
| | | | 3 closed |
|---+------------------------------------+-------+-----------|
| » | Secondary IDE(AT) interface | JP6 | Pins 1 & |
| | enabled | | 2 closed |
|---+------------------------------------+-------+-----------|
| | Secondary IDE(AT) interface | JP6 | Pins 2 & |
| | disabled | | 3 closed |
|---+------------------------------------+-------+-----------|
| » | Floppy drive interface enabled | JP9 | Pins 1 & |
| | | | 2 closed |
|---+------------------------------------+-------+-----------|
| | Floppy drive interface disabled | JP9 | Pins 2 & |
| | | | 3 closed |
|---+------------------------------------+-------+-----------|
| » | Serial port 1 enabled | JP10 | Pins 1 & |
| | | | 2 closed |
|---+------------------------------------+-------+-----------|
| | Serial port 1 disabled | JP10 | Pins 2 & |
| | | | 3 closed |
|---+------------------------------------+-------+-----------|
| » | Serial port 1 COM1 select | JP11 | Pins 1 & |
| | | | 2 closed |
|---+------------------------------------+-------+-----------|
| | Serial port 1 COM3 select | JP11 | Pins 2 & |
| | | | 3 closed |
|---+------------------------------------+-------+-----------|
| » | Serial port 2 enabled | JP12 | Pins 1 & |
| | | | 2 closed |
|---+------------------------------------+-------+-----------|
| | Serial port 2 disabled | JP12 | Pins 2 & |
| | | | 3 closed |
|---+------------------------------------+-------+-----------|
| » | Serial port 2 COM2 select | JP13 | Pins 1 & |
| | | | 2 closed |
|---+------------------------------------+-------+-----------|
| | Serial port 2 COM4 select | JP13 | Pins 2 & |
| | | | 3 closed |
|---+------------------------------------+-------+-----------|
| » | Parallel port LPT1 select | JP14 | Pins 1 & |
| | | | 2 closed |
|---+------------------------------------+-------+-----------|
| | Parallel port LPT2 select | JP14 | Pins 2 & |
| | | | 3 closed |
|---+------------------------------------+-------+-----------|
| » | Game port enabled | JP15 | Pins 1 & |
| | | | 2 closed |
|---+------------------------------------+-------+-----------|
| | Game port disabled | JP15 | Pins 2 & |
| | | | 3 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM JUMPER CONFIGURATION |
|------------------------------------------------------------|
| Speed | JP3 | JP4 |
|-----------------------+------------------+-----------------|
| » | 0 ( Non-ATA or | Pins 2 & 3 | Pins 2 & 3 |
| | <40 MB) | closed | closed |
|---+-------------------+------------------+-----------------|
| | 1 (40/50 MHz bus | Pins 1 & 2 | Pins 1 & 2 |
| | speed) | closed | closed |
|---+-------------------+------------------+-----------------|
| | 2 (25/33 MHz bus | Pins 2 & 3 | Pins 1 & 2 |
| | speed) | closed | closed |
|---+-------------------+------------------+-----------------|
| | 3 (CPUCLK < 20 | Pins 1 & 2 | Pins 2 & 3 |
| | MHz or EIDE) | closed | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DMA CHANNEL SELECTION |
|------------------------------------------------------------|
| Channel | JP16 | JP17 |
|------------------+--------------------+--------------------|
| » | 1 | Pins 1 & 2 closed | Pins 1 & 2 closed |
|----+-------------+--------------------+--------------------|
| | 3 | Pins 2 & 3 closed | Pins 2 & 3 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT 1 INTERRUPT SELECTION |
|------------------------------------------------------------|
| IRQ | J2 |
|---------------------------+--------------------------------|
| | IRQ3 | Pins 2 &4 closed |
|----+----------------------+--------------------------------|
| » | IRQ4 | Pins 3 & 4 closed |
|----+----------------------+--------------------------------|
| | IRQ5 | Pins 7 & 9 closed |
|----+----------------------+--------------------------------|
| | IRQ7 | Pins 9 & 10 closed |
|----+----------------------+--------------------------------|
| | IRQ2(9) | Pins 4 & 6 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT 2 INTERRUPT SELECTION |
|------------------------------------------------------------|
| IRQ | J2 |
|----------------------------+-------------------------------|
| » | IRQ3 | Pins 1 & 2 closed |
|----+-----------------------+-------------------------------|
| | IRQ4 | Pins 3 & 5 closed |
|----+-----------------------+-------------------------------|
| | IRQ5 | Pins 5 & 7 closed |
|----+-----------------------+-------------------------------|
| | IRQ2(9) | Pins 5 & 6 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PARALLEL PORT INTERRUPT SELECTION |
|------------------------------------------------------------|
| IRQ | J2 |
|---------------------------+--------------------------------|
| | IRQ5 | Pins 7 & 8 closed |
|----+----------------------+--------------------------------|
| » | IRQ7 | Pins 8 & 10 closed |
|----+----------------------+--------------------------------|
| | IRQ2(9) | Pins 6 & 8 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PARALLEL PORT MODE SELECTION |
|------------------------------------------------------------|
| Setting | JP7 | JP8 |
|----------------------+------------------+------------------|
| » | Standard printer | Pins 1 & 2 | Pins 2 & 3 |
| | | closed | closed |
|---+------------------+------------------+------------------|
| | ECP | Pins 1 & 2 | Pins 1 & 2 |
| | | closed | closed |
|---+------------------+------------------+------------------|
| | EPP | Pins 2 & 3 | Pins 1 & 2 |
| | | closed | closed |
|---+------------------+------------------+------------------|
| | Disabled | Pins 2 & 3 | Pins 2 & 3 |
| | | closed | closed |
+------------------------------------------------------------+