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# JUKO LABORATORIES, LTD.
ULTIMATE EGA
Category Video
Video Types Supported EGA/Monochrome
Video Processor Juko
Highest Resolution Supported 640 x 480
Data Bus Type 8-bit ISA
Memory Type DRAM
Maximum Onboard Memory 256KB
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|------------------------+----------+-------------+----------|
| 15-pin analog video | CN1 | VGA feature | CN6 |
| port | | connector | |
|------------------------+----------+-------------+----------|
| 25-pin parallel | CN2 | Mouse port | CN7 |
| printer port | | | |
|------------------------+----------+-------------+----------|
| Video input/output | CN3 | Light Pen | CN8 |
| connector | | connector | |
|------------------------+----------+-------------+----------|
| Video input/output | CN4 | | |
| connector | | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| MOUSE PORT CONFIGURATION |
|------------------------------------------------------------|
| Setting | J4 |
|---------------------------------+--------------------------|
| » | Disabled | Open |
|----+----------------------------+--------------------------|
| | Enabled | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| MOUSE INTERRUPT CONFIGURATION |
|------------------------------------------------------------|
| IRQ | J2 |
|----------------------------+-------------------------------|
| » | IRQ3 | Pins 3 & 4 closed |
|----+-----------------------+-------------------------------|
| | IRQ2 | Pins 1 & 2 closed |
|----+-----------------------+-------------------------------|
| | IRQ4 | Pins 5 & 6 closed |
|----+-----------------------+-------------------------------|
| | IRQ5 | Pins 7 & 8 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PRINTER CONFIGURATION |
|------------------------------------------------------------|
| Setting | Port | J5 | J6 |
|-------------------+------------+-------------+-------------|
| » | Enabled | 1 | Closed | Closed |
|---+---------------+------------+-------------+-------------|
| | Disabled | 2 | Open | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| MONITOR TYPE CONFIGURATION |
|------------------------------------------------------------|
| Type | J1 | SWA/1 | SWA/2 | SWA/3 | SWA/4 |
|----------------+-----------+-------+-------+-------+-------|
| Enhanced | Pins 1 & | On | On | On | Off |
| display | 2 closed | | | | |
|----------------+-----------+-------+-------+-------+-------|
| Enhanced | Pins 1 & | Off | On | On | Off |
| display Hi-Res | 2 closed | | | | |
| mode | | | | | |
|----------------+-----------+-------+-------+-------+-------|
| Color display | Pins 2 & | On | Off | Off | On |
| 40 x 25 | 3 closed | | | | |
|----------------+-----------+-------+-------+-------+-------|
| Color display | Pins 2 & | Off | Off | Off | On |
| 80 x 25 | 3 closed | | | | |
|----------------+-----------+-------+-------+-------+-------|
| Monochrome | N/A | On | Off | On | Off |
|----------------+-----------+-------+-------+-------+-------|
| Monochrome | N/A | Off | Off | On | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DUAL MONITOR CONFIGURATION |
|------------------------------------------------------------|
| Primary | Secondary | SWA/1 | SWA/2 | SWA/3 | SWA/4 |
|--------------+-------------+-------+-------+-------+-------|
| Color | Monochrome | On | Off | Off | On |
| display 40 x | | | | | |
| 25 | | | | | |
|--------------+-------------+-------+-------+-------+-------|
| Color | Monochrome | Off | Off | Off | On |
| display 80 x | | | | | |
| 25 | | | | | |
|--------------+-------------+-------+-------+-------+-------|
| Enhanced | Monochrome | On | On | On | Off |
| display | | | | | |
|--------------+-------------+-------+-------+-------+-------|
| Enhanced | Monochrome | Off | On | On | Off |
| display | | | | | |
| Hi-Res mode | | | | | |
|--------------+-------------+-------+-------+-------+-------|
| Monochrome | Color | On | Off | On | Off |
| | display 40 | | | | |
| | x 25 | | | | |
|--------------+-------------+-------+-------+-------+-------|
| Monochrome | Color | Off | Off | On | Off |
| | display 80 | | | | |
| | x 25 | | | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FACTORY CONFIGURED - DO NOT ALTER |
|------------------------------------------------------------|
| Jumper | Position |
|-----------------------------+------------------------------|
| J3 | N/A |
+------------------------------------------------------------+