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# UNIDENTIFIED
SUPER VGA MODEL 1515C
Category Video
Video Types Supported CGA/EGA/Monochrome/VGA
Video Processor OTI-037
Highest Resolution Supported 800 X 600
Data Bus Type 16-bit ISA
Memory Type DRAM
Maximum Onboard Memory 256KB
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|--------------------+----------+-----------------+----------|
| 15-pin analog | CN1 | 9-pin TTL video | CN2 |
| video port | | port | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| VIDEO INTERRUPT SELECTION |
|------------------------------------------------------------|
| IRQ 2/9 | JP1 |
|----------------------------+-------------------------------|
| » | Disabled | Pins 2 & 3 closed |
|---+------------------------+-------------------------------|
| | Enabled | Pins 1 & 2 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BUS SELECTION |
|------------------------------------------------------------|
| Bus | JP2 |
|----------------------------+-------------------------------|
| » | 16-bit | Pins 2 & 3 closed |
|---+------------------------+-------------------------------|
| | 8-bit | Pins 1 & 2 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| MONITOR TYPE SELECTION |
|------------------------------------------------------------|
| Type | SW1/1 | SW1/2 | SW1/3 | SW1/4 |
|----------------------------+-------+-------+-------+-------|
| MDA | On | On | On | Off |
|----------------------------+-------+-------+-------+-------|
| CGA | Off | On | On | Off |
|----------------------------+-------+-------+-------+-------|
| EGA | On | Off | On | Off |
|----------------------------+-------+-------+-------+-------|
| NEC Multisync or | On | Off | On | Off |
| compatible | | | | |
|----------------------------+-------+-------+-------+-------|
| NEC Multisync Plus or | On | On | Off | Off |
| compatible | | | | |
|----------------------------+-------+-------+-------+-------|
| NEC Multisync 2A | Off | On | Off | Off |
|----------------------------+-------+-------+-------+-------|
| NEC XL | On | Off | Off | Off |
|----------------------------+-------+-------+-------+-------|
| NEC 4D or 5D | On | Off | Off | On |
|----------------------------+-------+-------+-------+-------|
| Reserved | Off | Off | Off | Off |
|----------------------------+-------+-------+-------+-------|
| VGA monitor (mono) | Off | On | On | On |
|----------------------------+-------+-------+-------+-------|
| VGA monitor (color) | On | Off | On | On |
|----------------------------+-------+-------+-------+-------|
| VGA 16" monitor (color) | Off | Off | On | On |
|----------------------------+-------+-------+-------+-------|
| Reserved | N/A | N/A | Off | On |
+------------------------------------------------------------+