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# ACER, INC.
ACERSTATION II
Processor 80286
Processor 12MHz
Speed
Chip Set Unidentified
Max. Onboard 5MB
DRAM
Cache None
BIOS Award
Dimensions 330mm x 218mm
I/O Options Parallel port, serial ports (2), VGA port, riser
slot
NPU Options 80287
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|-----------------+----------+--------------------+----------|
| Serial port 1 | CN1 | VGA port | CN4 |
|-----------------+----------+--------------------+----------|
| Parallel port | CN2 | External battery | CN5 |
|-----------------+----------+--------------------+----------|
| Serial port 2 | CN3 | Riser slot | SL1 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper | Position |
|-----------------------------+----------+-------------------|
| ยป | On board VGA enabled | JA | pins 1 & 2 closed |
|---+-------------------------+----------+-------------------|
| | On board VGA disabled | JA | pins 2 & 3 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Parity | Bank 1 | Parity | Bank 2 | Bank |
| | | 0 | | 1 | | 3 |
|-------+--------+--------+--------+--------+--------+-------|
| 512KB | (4) | (2) | NONE | NONE | NONE | NONE |
| | 44256 | 41256 | | | | |
|-------+--------+--------+--------+--------+--------+-------|
| 1MB | (4) | (2) | (4) | (2) | NONE | NONE |
| | 44256 | 41256 | 44256 | 41256 | | |
|-------+--------+--------+--------+--------+--------+-------|
| 2MB | (4) | (2) | (4) | (2) | (2) | (2) |
| | 44256 | 41256 | 44256 | 41256 | 256K x | 256K |
| | | | | | 9 | x 9 |
|-------+--------+--------+--------+--------+--------+-------|
| 5MB | (4) | (2) | (4) | (2) | (2) 1M | (2) |
| | 44256 | 41256 | 44256 | 41256 | x 9 | 1M x |
| | | | | | | 9 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| NPU CONFIGURATION |
|------------------------------------------------------------|
| Speed | J5 |
|----------------------------+-------------------------------|
| None installed | pins 1 & 2 closed |
|----------------------------+-------------------------------|
| 8MHz | pins 1 & 2 closed |
|----------------------------+-------------------------------|
| 12MHz | pins 2 & 3 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| I/O CONFIGURATION |
|------------------------------------------------------------|
| Size | JB | JC | JD |
|---------------------+------------+------------+------------|
| COM 1 disabled | N/A | pins 1 & 2 | pins 2 & 3 |
| | | closed | closed |
|---------------------+------------+------------+------------|
| COM2 disabled | N/A | pins 2 & 3 | pins 2 & 3 |
| | | closed | closed |
|---------------------+------------+------------+------------|
| IDE interface | pins 2 & 3 | pins 2 & 3 | pins 1 & 2 |
| disabled | closed | closed | closed |
|---------------------+------------+------------+------------|
| COM1, COM2 & IDE | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
| interface enabled | closed | closed | closed |
+------------------------------------------------------------+