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# UNIDENTIFIED
UNI-386DX/486DLC
Processor 80386DX/CX486DLC
Processor Speed 25/33/40/MHz
Chip Set UNI
Max. Onboard DRAM 128MB
Cache 32/64/128KB
BIOS AMI
Dimensions 220mm x 175mm
I/O Options None
NPU Options 80387DX
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|---------------------+-----------+--------------+-----------|
| External battery | J2 | Reset switch | JP51 pins |
| | | | 19-20 |
|---------------------+-----------+--------------+-----------|
| Power LED & keylock | JP51 pins | Turbo LED | JP51 pins |
| | 1-5 | | 12-13 |
|---------------------+-----------+--------------+-----------|
| Speaker | JP51 pins | | |
| | 7-10 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper | Position |
|--------------------------------------+--------+------------|
| » | CMOS memory normal operation | J2 | pins 2 & 3 |
| | (Internal Battery) | | closed |
|---+----------------------------------+--------+------------|
| | CMOS memory normal operation | J2 | pins 1, 2, |
| | (External Battery) | | 3, & 4 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | CMOS memory clear | J2 | pins 3 & 4 |
| | | | closed |
|---+----------------------------------+--------+------------|
| » | Turbo mode disabled | JP51 | pins 15 & |
| | | | 16 closed |
|---+----------------------------------+--------+------------|
| | Turbo mode enabled | JP51 | pins 16 & |
| | | | 17 closed |
|---+----------------------------------+--------+------------|
| » | Monitor type select monochrome | JP32 | Open |
|---+----------------------------------+--------+------------|
| | Monitor type select color | JP32 | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 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 |
|------------------+--------------------+--------------------|
| 20MB | (4) 1M x 9 | (4) 4M x 9 |
|------------------+--------------------+--------------------|
| 20MB | (4) 4M x 9 | (4) 1M x 9 |
|------------------+--------------------+--------------------|
| 32MB | (4) 4M x 9 | (4) 4M x 9 |
|------------------+--------------------+--------------------|
| 64MB | (4) 16M x 9 | NONE |
|------------------+--------------------+--------------------|
| 80MB | (4) 4M x 9 | (4) 16M x 9 |
|------------------+--------------------+--------------------|
| 80MB | (4) 16M x 9 | (4) 4M x 9 |
|------------------+--------------------+--------------------|
| 128MB | (4) 16M x 9 | (4) 16M x 9 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | TAG |
|------------------+--------------------+--------------------|
| 32KB | (4) 8K x 8 | (1) 8K x 8 |
|------------------+--------------------+--------------------|
| 64KB | (4) 16K x 8 | (1) 8K x 8 |
|------------------+--------------------+--------------------|
| 128KB | (4) 32K x 8 | (1) 8K x 8 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE JUMPER CONFIGURATION |
|------------------------------------------------------------|
| Size | JP7 | JP58 |
|-------------------+-------------------+--------------------|
| 32KB | Open | pins 1 & 2 closed |
|-------------------+-------------------+--------------------|
| 64KB | Closed | pins 1 & 2 closed |
|-------------------+-------------------+--------------------|
| 128KB | Closed | pins 2 & 3 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED CONFIGURATION (PGA) |
|------------------------------------------------------------|
| Speed | JP34 | JP35 |
|-------------------+--------------------+-------------------|
| 25MHz | Open | Closed |
|-------------------+--------------------+-------------------|
| 33MHz | Closed | Open |
|-------------------+--------------------+-------------------|
| 40MHz | Open | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED CONFIGURATION (PQFP) |
|------------------------------------------------------------|
| Speed | JP76 | JP77 |
|--------------------+-------------------+-------------------|
| 25MHz | Open | Open |
|--------------------+-------------------+-------------------|
| 33MHz | Open | Closed |
|--------------------+-------------------+-------------------|
| 40MHz | Closed | Closed |
+------------------------------------------------------------+