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# ATC/UNITRON COMPUTERS & COMPUTER PARTS
VGA MENTOR 9406 A & AB/9408 A & AB
Category Video
Video Types Supported XVGA
Video Processor ET4000
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 |
|-------------------------------+----------------------------|
| 15-pin analog video port | CN1 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FACTORY CONFIGURED SETTINGS |
|------------------------------------------------------------|
| Jumper | Setting |
|----------------------------+-------------------------------|
| JP0 | Pins 1 & 2 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| VIDEO INTERRUPT SELECT |
|------------------------------------------------------------|
| IRQ2 | JP2 |
|----------------------------+-------------------------------|
| ยป | Disabled | Pins 1 & 2 closed |
|---+------------------------+-------------------------------|
| | Enabled | Pins 2 & 3 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 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 |
+------------------------------------------------------------+