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# WYSE TECHNOLOGY, INC.
WYSESYSTEM 386 MODEL 3225
Processor 80386DX
Processor Speed 25MHz
Chip Set WYSE
Max. Onboard 16MB
DRAM
Cache 64KB
BIOS WYSE
Dimensions 334mm x 122mm
I/O Options Proprietary top plane local bus connector,
serial ports (2)
NPU Options 80387/3167
IMG IMG 1
IMG IMG 2
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|--------------------+----------+-----------------+----------|
| External battery | C1 | Serial port two | J5 |
|--------------------+----------+-----------------+----------|
| Front panel | C2 | Card edge | S1 |
| connector | | connector | |
|--------------------+----------+-----------------+----------|
| Power good/Speaker | C3 | Top plane local | S2 |
| | | bus connector | |
|--------------------+----------+-----------------+----------|
| Serial port one | C4 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper | Position |
|--------------------------------------+--------+------------|
| » | Factory configured - do not | WA | Closed |
| | alter | | |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | WB | Closed |
| | alter | | |
|---+----------------------------------+--------+------------|
| » | Parity check enabled | WE | Closed |
|---+----------------------------------+--------+------------|
| | Parity check disabled | WE | Open |
|---+----------------------------------+--------+------------|
| » | Factory test disabled | WF | pins 1 & 2 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | Factory test enabled | WF | pins 2 & 3 |
| | | | closed |
|---+----------------------------------+--------+------------|
| » | Monitor type select color | WG | pins 2 & 3 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | Monitor type select monochrome | WG | pins 1 & 2 |
| | | | closed |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | WH | Closed |
| | alter | | |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | WI | Open |
| | alter | | |
|---+----------------------------------+--------+------------|
| » | NPU disabled | WJ | Closed |
|---+----------------------------------+--------+------------|
| | NPU enabled | WJ | Open |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | WK | pins 1 & 2 |
| | alter | | closed |
|---+----------------------------------+--------+------------|
| » | Hidden refresh enabled | WL | pins 1 & 2 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | Hidden refresh disabled | WL | pins 1 & 2 |
| | | | closed |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | WM | pins 1 & 2 |
| | alter | | closed |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | WN | pins 1 & 2 |
| | alter | | closed |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | WV | Closed |
| | alter | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| KEYBOARD SCANNER CONFIGURATION |
|------------------------------------------------------------|
| Setting | WP | WQ | WR | WS | WT | WU |
|------------------+------+------+------+------+------+------|
| 1 chip installed |Closed|Closed|Closed|Closed|Closed|Closed|
| at 6D | | | | | | |
|------------------+------+------+------+------+------+------|
|2 chips installed | Open | Open | Open | Open | Open | Open |
| at 6A and 6D | | | | | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BIOS CONFIGURATION |
|------------------------------------------------------------|
| Jumper | WC | WD |
|------------+-----------------------+-----------------------|
| 27128 | pins 2 & 3 closed | pins 2 & 3 closed |
|------------+-----------------------+-----------------------|
| 27256 | pins 1 & 2 closed | pins 2 & 3 closed |
|------------+-----------------------+-----------------------|
| 27512 | pins 1 & 2 closed | pins 1 & 2 closed |
+------------------------------------------------------------+
IMG IMG 3
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 |
|--------+------------+------------+------------+------------|
| 4MB | (4) 1M x 9 | NONE | NONE | NONE |
|--------+------------+------------+------------+------------|
| 8MB | (4) 1M x 9 | (4) 1M x 9 | NONE | NONE |
|--------+------------+------------+------------+------------|
| 12MB | (4) 1M x 9 | (4) 1M x 9 | (4) 1M x 9 | NONE |
|--------+------------+------------+------------+------------|
| 16MB | (4) 1M x 9 | (4) 1M x 9 | (4) 1M x 9 | (4) 1M x 9 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM SWITCH CONFIGURATION |
|------------------------------------------------------------|
| Size | SW1/3 | SW1/4 | SW1/5 | SW1/6 | SW2/1 |
|---------+----------+---------+---------+---------+---------|
| 4MB | On | Off | Off | Off | Off |
|---------+----------+---------+---------+---------+---------|
| 8MB | Off | On | Off | Off | On |
|---------+----------+---------+---------+---------+---------|
| 12MB | On | On | Off | Off | On |
|---------+----------+---------+---------+---------+---------|
| 16MB | Off | Off | On | Off | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM SWITCH CONFIGURATION (CON'T) |
|------------------------------------------------------------|
| Size | SW2/2 | SW2/3 | SW2/4 | SW2/5 | SW2/6 |
|---------+----------+---------+---------+---------+---------|
| 4MB | Off | Off | Off | Off | Off |
|---------+----------+---------+---------+---------+---------|
| 8MB | Off | Off | Off | Off | Off |
|---------+----------+---------+---------+---------+---------|
| 12MB | Off | On | Off | Off | Off |
|---------+----------+---------+---------+---------+---------|
| 16MB | Off | On | Off | On | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM SPLIT CONFIGURATION |
|------------------------------------------------------------|
| Memory Split | SW1/1 | SW1/2 |
|------------------------+-----------------+-----------------|
| » | 640KB/384KB | On | On |
|---+--------------------+-----------------+-----------------|
| | 512KB/512KB | Off | On |
|---+--------------------+-----------------+-----------------|
| | 256KB/786KB | On | Off |
+------------------------------------------------------------+