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# SILICON STAR INTERNATIONAL, INC.
386 AT3
Processor AMD386DX/80386DX/CX486DLC/Ti486DLC/Ti486SXL2
Processor Speed 33/40MHz
Chip Set ALI
Max. Onboard DRAM 192MB
Cache 32/128KB
BIOS AMI/AWARD
Dimensions 230mm x 218mm
I/O Options Green PC feature connector
NPU Options 80387DX
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|------------------+----------+-------------------+----------|
| External battery | JP3 | Speaker | JP11 |
|------------------+----------+-------------------+----------|
| Turbo switch | JP8 | Power LED & | JP12 |
| | | keylock | |
|------------------+----------+-------------------+----------|
| Turbo LED | JP9 | Green PC feature | JP15 |
| | | connector | |
|------------------+----------+-------------------+----------|
| Reset switch | JP10 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper/Switch | Position |
|----------------------------+---------------+---------------|
| » | CMOS normal operation | JP2 | Pins 1 & 2 |
|---+------------------------+---------------+---------------|
| | CMOS memory clear | JP2 | Pins 2 & 3 |
|---+------------------------+---------------+---------------|
| » | CPU clock select 33MHz | JP13 | Pins 1 & 2, 3 |
| | | | & 4 |
|---+------------------------+---------------+---------------|
| | CPU clock select 40MHz | JP13 | Pins 5 & 6 |
|---+------------------------+---------------+---------------|
| » | 128KB cache enabled | JP16 | Closed |
|---+------------------------+---------------+---------------|
| | 32KB cache enabled | JP16 | Open |
|------------------------------------------------------------|
| Note:Pins designated are in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1/2 |
|------------------+--------------------+--------------------|
| 1MB | (4) 256K x 9 | NONE |
|------------------+--------------------+--------------------|
| 2MB | (4) 256K x 9 | (1) 256K x 36 |
|------------------+--------------------+--------------------|
| 4MB | (4) 1M x 9 | NONE |
|------------------+--------------------+--------------------|
| 5MB | (4) 1M x 9 | (1) 256K x 36 |
|------------------+--------------------+--------------------|
| 8MB | (4) 1M x 9 | (1) 1M x 36 |
|------------------+--------------------+--------------------|
| 16MB | (4) 4M x 9 | NONE |
|------------------+--------------------+--------------------|
| 17MB | (4) 4M x 9 | (1) 256K x 36 |
|------------------+--------------------+--------------------|
| 20MB | (4) 4M x 9 | (1) 1M x 36 |
|------------------+--------------------+--------------------|
| 32MB | (4) 4M x 9 | (1) 4M x 36 |
|------------------+--------------------+--------------------|
| 64MB | (4) 16M x 9 | NONE |
|------------------+--------------------+--------------------|
| 192MB | (4) 16M x 9 | (1) 32M x 36 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | TAG |
|------------------+--------------------+--------------------|
| 32KB | (4) 8K x 8 | (1) 8K x 8 |
|------------------+--------------------+--------------------|
| 128KB | (4) 32K x 8 | (1) 16K x 8 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU TYPE CONFIGURATION |
|------------------------------------------------------------|
| CPU Type | JP1 | JP5 |
|------------------+--------------------+--------------------|
| 80386DX | Pins 1 & 2 closed | Pins 1 & 2 closed |
|------------------+--------------------+--------------------|
| 80486DLC | Pins 2 & 3 closed | Pins 2 & 3 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| GREEN FEATURE CONNECTOR CONFIGURATION |
|------------------------------------------------------------|
| Pin | Function |
|----------------------------+-------------------------------|
| 1 | HSYNC |
|----------------------------+-------------------------------|
| 2 | Ground |
|----------------------------+-------------------------------|
| 3 | VSYNC |
|----------------------------+-------------------------------|
| 4 | Ground |
|----------------------------+-------------------------------|
| 5 | ENVEDIO |
|----------------------------+-------------------------------|
| 6 | Ground |
|----------------------------+-------------------------------|
| 7 | Monitor AC power |
|----------------------------+-------------------------------|
| 8 | Ground |
+------------------------------------------------------------+