(TXT) View Source
# ACER AMERICA CORPORATION
1100 16/20
Processor 80386SX
Processor Speed 16/20MHz
Chip Set Unidentified
Video Chip Set None
Maximum Onboard Memory 2MB
Maximum Video Memory None
Cache None
BIOS Unidentified
Dimensions 330mm x 218mm
I/O Options None
NPU Options 80387SX
(IMG) IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location |
|-------------------------------+----------------------------|
| External battery | CN1 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|---------------------------------------+--------+-----------|
| | Monitor type select MDA/MGA/EGA | SW1/5 | Off |
|---+-----------------------------------+--------+-----------|
| | Monitor type select CGA | SW1/5 | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Note: Board is shipped with 2MB. The orientation and bank |
| location is unidentified. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM SWITCH CONFIGURATION |
|------------------------------------------------------------|
| Setting | SW1/7 | SW1/8 |
|------------------------+-----------------+-----------------|
| Mode 3 | Off | On |
|------------------------+-----------------+-----------------|
| Mode 4 | Off | Off |
|------------------------------------------------------------|
| Note: BIOS resides in ROM in mode 3. In mode 4, it is |
| transferred to RAM. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION |
|------------------------------------------------------------|
| Speed | SW1/6 |
|----------------------------------+-------------------------|
| Smart mode | On |
|----------------------------------+-------------------------|
| 16MHz | Off |
|----------------------------------+-------------------------|
| 20MHz | Off |
|------------------------------------------------------------|
| Note: If smart mode is used, system will automatically |
| switch from 16MHz/20MHz to 8MHz. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| NPU TYPE SELECTION |
|------------------------------------------------------------|
| Type | JP6 | JP7 | JP8 |
|---------------------+------------+------------+------------|
| 80387SX installed | Pins 1 & 2 | Pins 1 & 2 | Pins 2 & 3 |
| | closed | closed | closed |
|---------------------+------------+------------+------------|
| 80387SX not | Pins 2 & 3 | Pins 2 & 3 | Pins 1 & 2 |
| installed | closed | closed | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BIOS SELECTION |
|------------------------------------------------------------|
| Type | JP5 | SW1/1 | SW1/2 | SW1/3 | SW1/4 |
|----------+----------+----------+---------+--------+--------|
| 27128 | 2 & 3 | On | On | Off | Off |
|----------+----------+----------+---------+--------+--------|
| 27256 | 2 & 3 | Off | Off | On | On |
|----------+----------+----------+---------+--------+--------|
| 27512 | 1 & 2 | Off | Off | On | On |
|------------------------------------------------------------|
| Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| MISCELLANEOUS TECHNICAL NOTE |
|------------------------------------------------------------|
| Note: The location of pin 1 on the jumpers and switch are |
| unidentified. |
+------------------------------------------------------------+