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# WYSE TECHNOLOGY, INC.
WYSE PC 386 MODEL 3116SX
Processor 80386SX
Processor Speed 16MHz
Chip Set WYSE
Max. Onboard DRAM 12MB
Cache None
BIOS WYSE
Dimensions 334mm x 122mm
I/O Options Serial ports (2)
NPU Options 80387SX
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|----------------------+----------+---------------+----------|
| Power LED/Keylock | KLED | Speaker | SPK |
|----------------------+----------+---------------+----------|
| Card edge connector | S1 | Serial port 2 | P2 |
|----------------------+----------+---------------+----------|
| Top-Plane edge | S2 | Serial port 1 | P3 |
| connector | | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper | Position |
|--------------------------------------+--------+------------|
| » | Factory configured - do not | WA | Closed |
| | alter | | |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | WB | Closed |
| | alter | | |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | WE | Closed |
| | alter | | |
|---+----------------------------------+--------+------------|
| » | Factory test disabled | WF | pins 1 & 2 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | Factory test enabled | WF | pins 2 & 3 |
| | | | closed |
|---+----------------------------------+--------+------------|
| » | Monitor type select color | WG | pins 1 & 2 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | Monitor type select monochrome | WG | pins 2 & 3 |
| | | | closed |
|---+----------------------------------+--------+------------|
| » | NPU disabled | WJ | pins 2 & 3 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | NPU enabled | WJ | pins 1 & 2 |
| | | | closed |
|---+----------------------------------+--------+------------|
| » | Keyboard controller chip at 7A | WK | pins 2 & 3 |
| | select 6805 | | closed |
|---+----------------------------------+--------+------------|
| | Keyboard controller chip at 7A | WK | pins 1 & 2 |
| | select 68705 | | closed |
|---+----------------------------------+--------+------------|
| » | ROM BIOS chips installed 2 | WL | pins 1 & 2 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | ROM BIOS chip installed 1 | WL | pins 2 & 3 |
| | | | closed |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | WQ | pins 1 & 2 |
| | alter | | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BIOS CONFIGURATION |
|------------------------------------------------------------|
| Size | 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 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| KEYBOARD CONFIGURATION |
|------------------------------------------------------------|
| Type | W1 |
|-----------------------------------+------------------------|
| 7B select 250646-XX | Open |
|-----------------------------------+------------------------|
| 7B select 250230-12/193002-12 7A | 1 & 2, 3 & 4, 5 & 6, 7 |
| must be empty | & 8, 9 & 10, 11 & 12 |
+------------------------------------------------------------+
IMG IMG 2
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 | Bank | Bank |
| | | | | | 4 | 5 |
|--------+--------+--------+--------+--------+-------+-------|
| 1MB 1 | (2) | (2) | NONE | NONE | NONE | NONE |
| | 256K x | 256K x | | | | |
| | 9 | 9 | | | | |
|--------+--------+--------+--------+--------+-------+-------|
| 2MB 1 | (2) | (2) | (2) | (2) | NONE | NONE |
| | 256K x | 256K x | 256K x | 256K x | | |
| | 9 | 9 | 9 | 9 | | |
|--------+--------+--------+--------+--------+-------+-------|
| 2MB 2 | (2) 1M | NONE | NONE | NONE | NONE | NONE |
| | x 9 | | | | | |
|--------+--------+--------+--------+--------+-------+-------|
| 4MB 1 | (2) | (2) | (2) | (2) | (2) | NONE |
| | 256K x | 256K x | 256K x | 256K x | 1M x | |
| | 9 | 9 | 9 | 9 | 9 | |
|--------+--------+--------+--------+--------+-------+-------|
| 4MB 2 | (2) 1M | (2) 1M | NONE | NONE | NONE | NONE |
| | x 9 | x 9 | | | | |
|--------+--------+--------+--------+--------+-------+-------|
| 6MB 1 | (2) | (2) | (2) | (2) | (2) | (2) |
| | 256K x | 256K x | 256K x | 256K x | 1M x | 1M x |
| | 9 | 9 | 9 | 9 | 9 | 9 |
|--------+--------+--------+--------+--------+-------+-------|
| 6MB 2 | (2) 1M | (2) 1M | (2) 1M | NONE | NONE | NONE |
| | x 9 | x 9 | x 9 | | | |
|--------+--------+--------+--------+--------+-------+-------|
| 8MB 2 | (2) 1M | (2) 1M | (2) 1M | (2) 1M | NONE | NONE |
| | x 9 | x 9 | x 9 | x 9 | | |
|--------+--------+--------+--------+--------+-------+-------|
| 10MB 2 | (2) 1M | (2) 1M | (2) 1M | (2) 1M | (2) | NONE |
| | x 9 | x 9 | x 9 | x 9 | 1M x | |
| | | | | | 9 | |
|--------+--------+--------+--------+--------+-------+-------|
| 12MB 2 | (2) 1M | (2) 1M | (2) 1M | (2) 1M | (2) | (2) |
| | x 9 | x 9 | x 9 | x 9 | 1M x | 1M x |
| | | | | | 9 | 9 |
|------------------------------------------------------------|
| Note 1 :Using PAL configuration one |
| |
| Note 2 :Using PAL configuration two |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM JUMPER CONFIGURATION |
|------------------------------------------------------------|
| PAL configuration 1 |
|------------------------------------------------------------|
| Size | Jumper J1 | Jumper J2 | Jumper J3 |
|------+-----------------+-----------------+-----------------|
| 1MB | pins 1 & 2 | pins 1 & 2 | pins 2 & 3 |
| | closed | closed | closed |
|------+-----------------+-----------------+-----------------|
| 2MB | pins 1 & 2 | pins 1 & 2 | pins 2 & 3 |
| | closed | closed | closed |
|------+-----------------+-----------------+-----------------|
| 4MB | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
| | closed | closed | closed |
|------+-----------------+-----------------+-----------------|
| 6MB | pins 1 & 2 | pins 1 & 2 | pins 2 & 3 |
| | closed | closed | closed |
|------------------------------------------------------------|
| PAL configuration 2 |
|------------------------------------------------------------|
| 2MB | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
| | closed | closed | closed |
|------+-----------------+-----------------+-----------------|
| 4MB | pins 1 & 2 | pins 2 & 3 | pins 1 & 2 |
| | closed | closed | closed |
|------+-----------------+-----------------+-----------------|
| 6MB | pins 1 & 2 | pins 2 & 3 | pins 1 & 2 |
| | closed | closed | closed |
|------+-----------------+-----------------+-----------------|
| 8MB | pins 2 & 3 | pins 2 & 3 | pins 1 & 2 |
| | closed | closed | closed |
|------+-----------------+-----------------+-----------------|
| 10MB | pins 2 & 3 | pins 2 & 3 | pins 1 & 2 |
| | closed | closed | closed |
|------+-----------------+-----------------+-----------------|
| 12MB | pins 2 & 3 | pins 2 & 3 | pins 2 & 3 |
| | closed | closed | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM SWITCH CONFIGURATION |
|------------------------------------------------------------|
| PAL configuration 2 |
|------------------------------------------------------------|
| Size | SW1/1 | SW1/2 | SW1/3 | SW1/4 | SW1/8 |
|---------+----------+---------+---------+---------+---------|
| 1MB | Off | Off | On | Off | On |
|---------+----------+---------+---------+---------+---------|
| 2MB | Off | On | Off | Off | On |
|---------+----------+---------+---------+---------+---------|
| 4MB | On | Off | Off | Off | On |
|---------+----------+---------+---------+---------+---------|
| 6MB | Off | Off | Off | Off | On |
|------------------------------------------------------------|
| PAL configuration 2 |
|------------------------------------------------------------|
| 2MB | On | Off | On | On | Off |
|---------+----------+---------+---------+---------+---------|
| 4MB | Off | Off | On | On | Off |
|---------+----------+---------+---------+---------+---------|
| 6MB | On | On | Off | On | Off |
|---------+----------+---------+---------+---------+---------|
| 8MB | Off | On | Off | On | Off |
|---------+----------+---------+---------+---------+---------|
| 10MB | On | Off | Off | On | Off |
|---------+----------+---------+---------+---------+---------|
| 12MB | Off | Off | Off | On | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PAL CHIP CONFIGURATION |
|------------------------------------------------------------|
| Size |Location 5D|Location 5G|Location 5H| Location |
| | | | | 5J |
|-------------+-----------+-----------+-----------+----------|
|Configuration| PAL chip | PAL chip | PAL chip | PAL chip |
| 1 |250-670-01 |250-671-01 |250-672-01 |250-673-01|
|-------------+-----------+-----------+-----------+----------|
|Configuration| PAL chip | PAL chip | PAL chip | PAL chip |
| 2 |250-680-01 |250-681-01 |250-682-01 |250-683-01|
|------------------------------------------------------------|
|Note:Order package WY-925 from WYSE to change PAL chip |
|configurations. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| MEMORY SPLIT CONFIGURATION |
|------------------------------------------------------------|
| Memory Split | SW1/5 | SW1/6 | SW1/7 |
|---------------+--------------+--------------+--------------|
| 256KB/768KB | Off | On | On |
|---------------+--------------+--------------+--------------|
| 512KB/512KB | On | Off | On |
|---------------+--------------+--------------+--------------|
| 640KB/384KB | Off | Off | On |
|---------------+--------------+--------------+--------------|
| Disabled | Off | Off | Off |
+------------------------------------------------------------+