TEXT View Source
# UNIDENTIFIED
EG-2000
Category Video
Video Types CGA/EGA/Monochrome
Supported
Video Processor Unidentified
Highest Resolution 640 x 480
Supported
Data Bus Type 8-bit ISA
Memory Type DRAM
Maximum Onboard 256KB (Exact location of memory is
Memory unidentified)
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|----------------------+----------+---------------+----------|
| 32-pin feature | J1 | Composite | J4 |
| connector | | display - RCA | |
| | | jack | |
|----------------------+----------+---------------+----------|
| 6-pin light pen | J2 | 15-pin analog | J5 |
| connector | | video port | |
|----------------------+----------+---------------+----------|
| Composite display - | J3 | | |
| RCA jack | | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| MODE TYPE SELECTION |
|------------------------------------------------------------|
| Type | SW1/5 | SW1/6 |
|------------------------+-----------------+-----------------|
| » | EGA | On | On |
|---+--------------------+-----------------+-----------------|
| | CGA | Off | On |
|---+--------------------+-----------------+-----------------|
| | Monochrome | Off | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PRIMARY DISPLAY ADAPTER CONFIGURATION |
|------------------------------------------------------------|
| Primary | Secondary | JP5 |SW1/1 |SW1/2|SW1/3|SW1/4|
|--------------+------------+-------+------+-----+-----+-----|
|»| Monochrome |80 x 25 text|Closed | Off | Off | On | Off |
|-+------------+------------+-------+------+-----+-----+-----|
| |40 x 25 text| Monochrome |Closed | On | Off | Off | On |
|-+------------+------------+-------+------+-----+-----+-----|
| |80 x 25 text| Monochrome |Closed | Off | Off | Off | On |
|-+------------+------------+-------+------+-----+-----+-----|
| | 640 x 200 | Monochrome |Closed | On | On | On | Off |
|-+------------+------------+-------+------+-----+-----+-----|
| | 640 x 350 | Monochrome |Closed | Off | On | On | Off |
|-+------------+------------+-------+------+-----+-----+-----|
| | Monochrome |40 x 25 text|Closed | On | Off | On | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SECONDARY DISPLAY ADAPTER CONFIGURATION |
|------------------------------------------------------------|
| Secondary | Primary | JP5 |SW1/1 |SW1/2 |SW1/3 |SW1/4|
|------------+------------+-------+------+------+------+-----|
|40 x 25 text| Monochrome |Closed | On | On | On | On |
|------------+------------+-------+------+------+------+-----|
|80 x 25 text| Monochrome |Closed | Off | On | On | On |
|------------+------------+-------+------+------+------+-----|
| 640 x 200 | Monochrome |Closed | On | Off | On | On |
|------------+------------+-------+------+------+------+-----|
| 640 x 350 | Monochrome |Closed | Off | Off | On | On |
|------------+------------+-------+------+------+------+-----|
| Monochrome |40 x 25 text| Open | On | On | Off | On |
|------------+------------+-------+------+------+------+-----|
| Monochrome |80 x 25 text| Open | Off | On | Off | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| EPROM BIOS CHIP SELECTION |
|------------------------------------------------------------|
| Setting | JP1 | JP2 |
|------------------+--------------------+--------------------|
| 27128 | Pins 1 & 2 closed | Pins 1 & 2 closed |
|------------------+--------------------+--------------------|
| 27256 | Pins 2 & 3 closed | Pins 2 & 3 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BASE I/O ADDRESS SELECTION |
|------------------------------------------------------------|
| Address | JP3 |
|----------------------------+-------------------------------|
| 2xxh | Pins 1 & 2 closed |
|----------------------------+-------------------------------|
| 3xxh | Pins 2 & 3 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DISPLAY TYPE SELECTION |
|------------------------------------------------------------|
| Type | JP4 |
|------------------------------+-----------------------------|
| EGA | Pins 1 & 2 closed |
|------------------------------+-----------------------------|
| CGA or Monochrome | Pins 2 &3 closed |
+------------------------------------------------------------+