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# UNIDENTIFIED
RY-3301
Category Video
Video Types Supported CGA/Monochrome
Video Processor Unidentified
Highest Resolution Supported 640 x 200
Data Bus Type 8-bit ISA
Memory Type DRAM
Maximum Onboard Memory 64KB
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|---------------------+----------+----------------+----------|
| Composite video | CN1 | Parallel port | CN4 |
| connector | | | |
|---------------------+----------+----------------+----------|
| Light pen connector | CN2 | 15-pin analog | CN5 |
| | | video port | |
|---------------------+----------+----------------+----------|
| Bus mouse | CN3 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BUS MOUSE INTERRUPT SELECTION |
|------------------------------------------------------------|
| IRQ | CN6 |
|----------------------------+-------------------------------|
| » | 5 | Pins 7 & 8 closed |
|----+-----------------------+-------------------------------|
| | 2/9 | Pins 1 & 2 closed |
|----+-----------------------+-------------------------------|
| | 3 | Pins 3 & 4 closed |
|----+-----------------------+-------------------------------|
| | 4 | Pins 5 & 6 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| MONITOR EMULATION CONFIGURATION |
|------------------------------------------------------------|
| Mode | SW1/1 | SW1/2 | SW1/3 |
|------------------------------+---------+---------+---------|
| » | Color emulation | On | N/A | N/A |
|---+--------------------------+---------+---------+---------|
| | Color | Off | On | On |
|---+--------------------------+---------+---------+---------|
| | Auto switch via software | Off | N/A | Off |
|---+--------------------------+---------+---------+---------|
| | Hercules | Off | Off | On |
|---+--------------------------+---------+---------+---------|
| | Auto switch via software | Off | Off | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PARALLEL PORT CONFIGURATION |
|------------------------------------------------------------|
| LPT | SW1/4 |
|---------------------------------+--------------------------|
| » | 1 | Off |
|--------+------------------------+--------------------------|
| | 2 | On |
+------------------------------------------------------------+