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# PIONEER COMPUTER, INC.
VANTAGE 386 CACHE 25/33/40MHz
Processor 80386DX
Processor Speed 25/33/40MHz
Chip Set C & T
Max. Onboard DRAM 32MB
Cache 64/128KB
BIOS AMI
Dimensions 330mm x 218mm
I/O Options None
NPU Options 80387/3167
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|------------------+----------+-------------------+----------|
| Speaker | J1 | Power LED & | J4 |
| | | keylock | |
|------------------+----------+-------------------+----------|
| External battery | J2 | Reset switch | J7 |
|------------------+----------+-------------------+----------|
| Turbo LED | J3 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper | Position |
|--------------------------------------+--------+------------|
| » | CMOS memory normal operation | JP6 | pins 1 & 2 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | CMOS memory clear | JP6 | pins 2 & 3 |
| | | | closed |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | JP13 | Open |
| | alter | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 |
|------------------+--------------------+--------------------|
| 1MB | (4) 256K x 9 | NONE |
|------------------+--------------------+--------------------|
| 2MB | (4) 256K x 9 | (4) 256K x 9 |
|------------------+--------------------+--------------------|
| 4MB | (4) 1M x 9 | NONE |
|------------------+--------------------+--------------------|
| 5MB | (4) 256K x 9 | (4) 1M x 9 |
|------------------+--------------------+--------------------|
| 8MB | (4) 1M x 9 | (4) 1M x 9 |
|------------------+--------------------+--------------------|
| 16MB | (4) 4M x 9 | NONE |
|------------------+--------------------+--------------------|
| 17MB | (4) 256K x 9 | (4) 4M x 9 |
|------------------+--------------------+--------------------|
| 20MB | (4) 1M x 9 | (4) 4M x 9 |
|------------------+--------------------+--------------------|
| 32MB | (4) 4M x 9 | (4) 4M x 9 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM JUMPER CONFIGURATION |
|------------------------------------------------------------|
| Size | JP7 |
|----------------------------+-------------------------------|
| 1MB | pins 1 & 2 closed |
|----------------------------+-------------------------------|
| 2MB | pins 1 & 2 closed |
|----------------------------+-------------------------------|
| 4MB | pins 1 & 2 closed |
|----------------------------+-------------------------------|
| 5MB | pins 2 & 3 closed |
|----------------------------+-------------------------------|
| 8MB | pins 1 & 2 closed |
|----------------------------+-------------------------------|
| 16MB | pins 1 & 2 closed |
|----------------------------+-------------------------------|
| 17MB | pins 2 & 3 closed |
|----------------------------+-------------------------------|
| 20MB | pins 2 & 3 closed |
|----------------------------+-------------------------------|
| 32MB | pins 1 & 2 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | TAG (U14) | TAG (U15) |
|-------+-------------+------------+------------+------------|
| 64KB | (4) 8K x 8 | (4) 8K x 8 | (1) 8K x 8 | (1) 8K x 8 |
|-------+-------------+------------+------------+------------|
| 128KB | (4) 32K x 8 | NONE | NONE | (1) 32K x |
| | | | | 8 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE JUMPER CONFIGURATION |
|------------------------------------------------------------|
| Size | JP4 |
|----------------------------+-------------------------------|
| 64KB | pins 2 & 3 closed |
|----------------------------+-------------------------------|
| 128KB | pins 1 & 2 closed |
+------------------------------------------------------------+