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# AMPTRON INTERNATIONAL , INC.
SLC-650C
Processor CX486SLC/CX486SLC2
Processor Speed 33/40/50MHz
Chip Set SARC
Max. Onboard DRAM 16MB
Cache None
BIOS AMI
Dimensions 220mm x 220mm
I/O Options None
NPU Options 80387SX
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|---------------------+----------+----------------+----------|
| External battery | JP1 | Speaker | JP4 |
|---------------------+----------+----------------+----------|
| Power LED & keylock | JP3 | Turbo switch | JP6 |
|---------------------+----------+----------------+----------|
| Turbo LED connector | JP5 | Reset switch | JP7 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper | Position |
|------------------------------------+--------+--------------|
| | Monitor type select monochrome | JP2 | Open |
|---+--------------------------------+--------+--------------|
| | Moniter type select color | JP2 | Closed |
|---+--------------------------------+--------+--------------|
| ยป | Use rechargeable batteries | JP1 | pins 2 & 3 |
| | | | closed |
|---+--------------------------------+--------+--------------|
| | Clear CMOS | JP1 | pins 3 & 4 |
| | | | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 |
|------------------+--------------------+--------------------|
| 512 K | (2) 256K x 9 | NONE |
|------------------+--------------------+--------------------|
| 1M | (2) 256K x 9 | (2) 256K x 9 |
|------------------+--------------------+--------------------|
| 2MB | (2) 1M x 9 | NONE |
|------------------+--------------------+--------------------|
| 4MB | (2) 1M x 9 | (2) 1M x 9 |
|------------------+--------------------+--------------------|
| 8MB | (2) 4M x 9 | NONE |
|------------------+--------------------+--------------------|
| 16MB | (2) 4M x 9 | (2) 4M x 9 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED CONFIGURATION |
|------------------------------------------------------------|
| Speed | JP10 |
|----------------------------+-------------------------------|
| 33MHz | pins 1 & 2 closed |
|----------------------------+-------------------------------|
| 40MHz | pins 2 & 3 closed |
+------------------------------------------------------------+