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# AT & T
MODEL 6386/25 WGS (FM-0589-06)
Processor 80386
Processor Speed 25MHz
Chip Set Unidentified
Video Chip Set None
Maximum Onboard 8MB (32MB on external memory cards)
Memory
Maximum Video None
Memory
Cache 64KB
BIOS Unidentified
Dimensions 355mm x 304mm
I/O Options External memory cards (2), parallel port,
PS/2 mouse port, serial ports (2)
NPU Options 80387/3167
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|-----------------+----------+--------------------+----------|
| PS/2 mouse port | CN1 | Serial port | CN4 |
|-----------------+----------+--------------------+----------|
| Parallel port | CN2 | Remote reset | J11 |
| | | switch | |
|-----------------+----------+--------------------+----------|
| Serial port | CN3 | External memory | SL1 & |
| | | cards | SL2 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|---------------------------------------+-------+------------|
| » | Monitor type select color | J3 | Pins 1 & 2 |
| | | | closed |
|---+-----------------------------------+-------+------------|
| | Monitor type select monochrome | J3 | Pins 2 & 3 |
| | | | closed |
|---+-----------------------------------+-------+------------|
| » | Password normal operation | J3 | Pins 4 & 5 |
| | | | closed |
|---+-----------------------------------+-------+------------|
| | Password clear | J3 | Pins 5 & 6 |
| | | | closed |
|---+-----------------------------------+-------+------------|
| | BIOS type select 64KB | J7 | Pins 2 & 3 |
| | | | closed |
|---+-----------------------------------+-------+------------|
| | BIOS type select 128KB | J7 | Pins 1 & 2 |
| | | | closed |
|---+-----------------------------------+-------+------------|
| » | Factory configured - do not alter | J10 | Closed |
|---+-----------------------------------+-------+------------|
| » | Printer acknowledge signal edge | J12 | Pins 1 & 2 |
| | trailing edge | | closed |
|---+-----------------------------------+-------+------------|
| | Printer acknowledge signal edge | J12 | Pins 2 & 3 |
| | leading edge | | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 |
|------------------+--------------------+--------------------|
| 4MB | (2) 1M x 9 | (2) 1M x 9 |
|------------------+--------------------+--------------------|
| 8MB | (2) 4M x 9 | None |
|------------------------------------------------------------|
| Note: The location of the banks is unidentified. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM JUMPER CONFIGURATION |
|------------------------------------------------------------|
| Size | J8 | J9 |
|------------------+--------------------+--------------------|
| 4MB | Pins 2 & 3 closed | Pins 1 & 2 closed |
|------------------+--------------------+--------------------|
| 8MB | Pins 2 & 3 closed | Pins 2 & 3 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Note: The location of the 64KB cache is unidentified. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PARALLEL PORT ADDRESS SELECTION |
|------------------------------------------------------------|
| Setting | J1 |
|----------------------------+-------------------------------|
| LPT1 | Pins 1 & 2, 5 & 6 closed |
|----------------------------+-------------------------------|
| LPT2 | Pins 2 & 3, 4 & 5 closed |
|----------------------------+-------------------------------|
| Disabled | Pins 1 & 2, 4 & 5 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT 1 ADDRESS SELECTION |
|------------------------------------------------------------|
| Setting | J2 |
|----------------------------+-------------------------------|
| COM1 (3F8h) | Pins 5 & 6 closed |
|----------------------------+-------------------------------|
| Disabled | Pins 4 & 5 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT 2 ADDRESS SELECTION |
|------------------------------------------------------------|
| Setting | J2 |
|----------------------------+-------------------------------|
| COM2 (2F8h) | Pins 2 & 3 closed |
|----------------------------+-------------------------------|
| Disabled | Pins 1 & 2 closed |
+------------------------------------------------------------+
IMG IMG 2
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | Bank 2 |
|------------+---------------+---------------+---------------|
| 4MB | (4) 1M x 9 | None | None |
|------------+---------------+---------------+---------------|
| 8MB | (4) 1M x 9 | (4) 1M x 9 | None |
|------------+---------------+---------------+---------------|
| 16MB | (4) 1M x 9 | (4) 1M x 9 | (8) 1M x 9 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM JUMPER CONFIGURATION |
|------------------------------------------------------------|
| Size | J1 | J2 | J3 | J4 |
|----------+------------+------------+-----------+-----------|
| 4MB | Closed | Open | Open | Closed |
|----------+------------+------------+-----------+-----------|
| 8MB | Open | Closed | Closed | Open |
|----------+------------+------------+-----------+-----------|
| 16MB | Closed | Closed | Open | Open |
+------------------------------------------------------------+