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# ATC/UNITRON COMPUTERS & COMPUTER PARTS
VGA MENTOR 9402
Category Video
Video Types Supported XVGA
Video Processor ET-4000
Highest Resolution Supported 1024 x 768
Data Bus Type 16-bit ISA
Memory Type DRAM
Maximum Onboard Memory 1024KB
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|------------------------+----------+-------------+----------|
| 15-pin analog video | CN1 | VGA Feature | CN3 |
| port | | connector | |
|------------------------+----------+-------------+----------|
| 9-pin digital video | CN2 | | |
| port | | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DISPLAY MODE |
|------------------------------------------------------------|
| Setting | JP1 |
|----------------------------+-------------------------------|
| Color | Pins 2 & 3 closed |
|----------------------------+-------------------------------|
| Monochrome | Pins 1 & 2 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| INTERRUPT STATUS SELECT |
|------------------------------------------------------------|
| IRQ2 | JP2 |
|----------------------------+-------------------------------|
| Disabled | Pins 1 & 2 closed |
|----------------------------+-------------------------------|
| Enabled | Pins 2 & 3 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FACTORY CONFIGURED SETTING |
|------------------------------------------------------------|
| Jumper | Setting |
|----------------------------+-------------------------------|
| JP7 | Pins 2 & 3 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| ADAPTER PRIORITY SETTING |
|------------------------------------------------------------|
| Setting | SW1/1 | SW1/2 | SW1/3 | SW1/4 |
|-------------------+----------+---------+---------+---------|
| Primary adapter | Off | Off | Off | Off |
|-------------------+----------+---------+---------+---------|
| Secondary adapter | Off | On | Off | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| VIDEO MEMORY CONFIGURATION |
|------------------------------------------------------------|
| Size | 5D & 5H | 5C & 5G | 5A, 5B, 5E, 5F |
|------------+---------------+--------------+----------------|
| 256KB | (2) 44256 | NONE | NONE |
|------------+---------------+--------------+----------------|
| 512KB | (2) 44256 | (2) 44256 | NONE |
|------------+---------------+--------------+----------------|
| 1024KB | (2) 44256 | (2) 44256 | (4) 44256 |
+------------------------------------------------------------+