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# SILICON STAR INTERNATIONAL, INC.
PW4/PW4T REV. 1.3
Processor 80486SX/SL80486SX/CX486M7/AM486DX/80486DX/SL80486DX/CX486DX2/
AM486DX2/80486DX2/SL80486DX2/AM486DX4/80486DX4
Processor 25/33/40/50(internal)/50/66(internal)/75(internal)/80(internal)/100(internal)MHz
Speed
Chip Set Unidentifed
Max. 192MB
Onboard
DRAM
Cache 128/256/512/1024KB
BIOS Award
Dimensions 330mm x 218mm
I/O 32-bit VESA local bus slots (3), green PC connector
Options
NPU None
Options
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|--------------------+----------+-----------------+----------|
| External battery | J1 | Power LED & | JW1 |
| | | keylock | |
|--------------------+----------+-----------------+----------|
| Green PC connector | JP47 | Speaker | JW2 |
|--------------------+----------+-----------------+----------|
| Green PC connector | JP48 | Turbo LED | JW3 |
|--------------------+----------+-----------------+----------|
| Green PC connector | JP49 | Turbo switch | JW4 |
|--------------------+----------+-----------------+----------|
| Green PC connector | JP50 | Reset switch | JW5 |
|--------------------+----------+-----------------+----------|
| Green PC connector | JP51 | 32-bit VESA | SL1 - |
| | | local bus slots | SL3 |
|--------------------+----------+-----------------+----------|
| Green PC connector | JP52 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper | Position |
|--------------------------------------+--------+------------|
| » | Monitor type select color | JP5 | Closed |
|---+----------------------------------+--------+------------|
| | Monitor type select monochrome | JP5 | Open |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | JP6 | Open |
| | alter | | |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | JP41 | Open |
| | alter | | |
|---+----------------------------------+--------+------------|
| » | CMOS memory normal operation | JP67 | pins 1 & 2 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | CMOS memory clear | JP67 | pins 2 & 3 |
| | | | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | Bank 2 |
|------------+---------------+---------------+---------------|
| 1MB | (4) 256K x 9 | NONE | NONE |
|------------+---------------+---------------+---------------|
| 1MB | NONE | (1) 256K x 36 | NONE |
|------------+---------------+---------------+---------------|
| 1MB | NONE | NONE | (1) 256K x 36 |
|------------+---------------+---------------+---------------|
| 2MB | (4) 256K x 9 | (1) 256K x 36 | NONE |
|------------+---------------+---------------+---------------|
| 2MB | (4) 256K x 9 | (1) 256K x 36 | NONE |
|------------+---------------+---------------+---------------|
| 2MB | NONE | (1) 256K x 36 | (1) 256K x 36 |
|------------+---------------+---------------+---------------|
| 2MB | NONE | (1) 512K x 36 | NONE |
|------------+---------------+---------------+---------------|
| 2MB | NONE | NONE | (1) 512K x 36 |
|------------+---------------+---------------+---------------|
| 3MB | (4) 256K x 9 | (1) 512K x 36 | NONE |
|------------+---------------+---------------+---------------|
| 3MB | (4) 256K x 9 | (1) 256K x 36 | (1) 256K x 36 |
|------------+---------------+---------------+---------------|
| 3MB | (4) 256K x 9 | (1) 512K x 36 | NONE |
|------------+---------------+---------------+---------------|
| 3MB | NONE | (1) 256K x 36 | (1) 512K x 36 |
|------------+---------------+---------------+---------------|
| 4MB | (4) 1M x 9 | NONE | NONE |
|------------+---------------+---------------+---------------|
| 4MB | NONE | (1) 1M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 4MB | NONE | (1) 512K x 36 | (1) 512K x 36 |
|------------+---------------+---------------+---------------|
| 4MB | NONE | NONE | (1) 1M x 36 |
|------------+---------------+---------------+---------------|
| 5MB | (4) 256K x 9 | (1) 1M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 5MB | (4) 1M x 9 | (1) 256K x 36 | NONE |
|------------+---------------+---------------+---------------|
| 5MB | (4) 1M x 9 | (1) 256K x 36 | NONE |
|------------+---------------+---------------+---------------|
| 5MB | (4) 256K x 9 | (1) 512K x 36 | (1) 512K x 36 |
|------------+---------------+---------------+---------------|
| 5MB | NONE | (1) 256K x 36 | (1) 1M x 36 |
|------------+---------------+---------------+---------------|
| 6MB | (4) 1M x 9 | (1) 512K x 36 | NONE |
|------------+---------------+---------------+---------------|
| 6MB | (4) 1M x 9 | (1) 256K x 36 | (1) 256K x 36 |
|------------+---------------+---------------+---------------|
| 6MB | (4) 256K x 9 | (1) 256K x 36 | (1) 1M x 36 |
|------------+---------------+---------------+---------------|
| 6MB | (4) 1M x 9 | (1) 512K x 36 | NONE |
|------------+---------------+---------------+---------------|
| 6MB | NONE | (1) 1M x 36 | (1) 512K x 36 |
|------------+---------------+---------------+---------------|
| 8MB | (4) 1M x 9 | (1) 1M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 8MB | (4) 1M x 9 | (1) 512K x 36 | (1) 512K x 36 |
|------------+---------------+---------------+---------------|
| 8MB | NONE | (1) 2M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 8MB | NONE | NONE | (1) 2M x 36 |
|------------+---------------+---------------+---------------|
| 9MB | (4) 1M x 9 | (1) 256K x 36 | (1) 1M x 36 |
|------------+---------------+---------------+---------------|
| 9MB | (4) 256K x 9 | (1) 1M x 36 | (1) 1M x 36 |
|------------+---------------+---------------+---------------|
| 9MB | (4) 256K x 9 | (1) 2M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 11MB | (4) 256K x 9 | (1) 512K x 36 | (1) 2M x 36 |
|------------+---------------+---------------+---------------|
| 12MB | (4) 1M x 9 | (1) 2M x 36 | NONE |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION (CON’T) |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | Bank 2 |
|------------+---------------+---------------+---------------|
| 12MB | (4) 1M x 9 | (1) 1M x 36 | (1) 1M x 36 |
|------------+---------------+---------------+---------------|
| 12MB | (4) 1M x 9 | (1) 2M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 12MB | NONE | (1) 1M x 36 | (1) 2M x 36 |
|------------+---------------+---------------+---------------|
| 16MB | (4) 4M x 9 | NONE | NONE |
|------------+---------------+---------------+---------------|
| 16MB | NONE | (1) 4M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 16MB | NONE | (1) 2M x 36 | (1) 2M x 36 |
|------------+---------------+---------------+---------------|
| 16MB | NONE | NONE | (1) 4M x 36 |
|------------+---------------+---------------+---------------|
| 17MB | (4) 256K x 9 | (1) 4M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 17MB | (4) 4M x 9 | (1) 256K x 36 | NONE |
|------------+---------------+---------------+---------------|
| 17MB | (4) 256K x 9 | (1) 2M x 36 | (1) 2M x 36 |
|------------+---------------+---------------+---------------|
| 17MB | NONE | (1) 256K x 36 | (1) 4M x 36 |
|------------+---------------+---------------+---------------|
| 18MB | (4) 4M x 9 | (1) 512K x 36 | NONE |
|------------+---------------+---------------+---------------|
| 18MB | (4) 4M x 9 | (1) 256K x 36 | (1) 256K x 36 |
|------------+---------------+---------------+---------------|
| 18MB | (4) 256K x 9 | (1) 256K x 36 | (1) 4M x 36 |
|------------+---------------+---------------+---------------|
| 18MB | (4) 4M x 9 | (1) 512K x 36 | NONE |
|------------+---------------+---------------+---------------|
| 18MB | NONE | (1) 4M x 36 | (1) 512K x 36 |
|------------+---------------+---------------+---------------|
| 20MB | (4) 1M x 9 | (1) 4M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 20MB | (4) 4M x 9 | (1) 1M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 20MB | (4) 1M x 9 | (1) 2M x 36 | (1) 2M x 36 |
|------------+---------------+---------------+---------------|
| 20MB | (4) 4M x 9 | (1) 512K x 36 | (1) 512K x 36 |
|------------+---------------+---------------+---------------|
| 20MB | NONE | (1) 1M x 36 | (1) 4M x 36 |
|------------+---------------+---------------+---------------|
| 21MB | (4) 4M x 9 | (1) 256K x 36 | (1) 1M x 36 |
|------------+---------------+---------------+---------------|
| 21MB | (4) 1M x 9 | (1) 256K x 36 | (1) 4M x 36 |
|------------+---------------+---------------+---------------|
| 21MB | (4) 256K x 9 | (1) 1M x 36 | (1) 4M x 36 |
|------------+---------------+---------------+---------------|
| 24MB | (4) 4M x 9 | (1) 2M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 24MB | (4) 4M x 9 | (1) 1M x 36 | (1) 1M x 36 |
|------------+---------------+---------------+---------------|
| 24MB | (4) 1M x 9 | (1) 1M x 36 | (1) 4M x 36 |
|------------+---------------+---------------+---------------|
| 24MB | (4) 4M x 9 | (1) 2M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 24MB | NONE | (1) 4M x 36 | (1) 2M x 36 |
|------------+---------------+---------------+---------------|
| 32MB | (4) 4M x 9 | (1) 4M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 32MB | (4) 4M x 9 | (1) 2M x 36 | (1) 2M x 36 |
|------------+---------------+---------------+---------------|
| 32MB | NONE | (1) 4M x 36 | (1) 4M x 36 |
|------------+---------------+---------------+---------------|
| 32MB | NONE | (1) 8M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 32MB | NONE | NONE | (1) 8M x 36 |
|------------+---------------+---------------+---------------|
| 33MB | (4) 256K x 9 | (1) 8M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 33MB | (4) 4M x 9 | (1) 256K x 36 | (1) 4M x 36 |
|------------+---------------+---------------+---------------|
| 33MB | (4) 256K x 9 | (1) 4M x 36 | (1) 4M x 36 |
|------------+---------------+---------------+---------------|
| 33MB | (4) 256K x 9 | (1) 8M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 33MB | NONE | (1) 256K x 36 | (1) 8M x 36 |
|------------+---------------+---------------+---------------|
| 34MB | NONE | (1) 512K x 36 | (1) 8M x 36 |
|------------+---------------+---------------+---------------|
| 35MB | (4) 256K x 9 | (1) 512K x 36 | (1) 8M x 36 |
|------------+---------------+---------------+---------------|
| 36MB | (4) 1M x 9 | (1) 8M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 36MB | (4) 4M x 9 | (1) 1M x 36 | (1) 4M x 36 |
|------------+---------------+---------------+---------------|
| 36MB | (4) 1M x 9 | (1) 4M x 36 | (1) 4M x 36 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION (CON’T) |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | Bank 2 |
|------------+---------------+---------------+---------------|
| 36MB | (4) 1M x 9 | (1) 8M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 36MB | NONE | (1) 1M x 36 | (1) 8M x 36 |
|------------+---------------+---------------+---------------|
| 38MB | (4) 1M x 9 | (1) 512K x 36 | (1) 8M x 36 |
|------------+---------------+---------------+---------------|
| 40MB | NONE | (1) 2M x 36 | (1) 8M x 36 |
|------------+---------------+---------------+---------------|
| 41MB | (4) 256K x 9 | (1) 2M x 36 | (1) 8M x 36 |
|------------+---------------+---------------+---------------|
| 44MB | (4) 1M x 9 | (1) 2M x 36 | (1) 8M x 36 |
|------------+---------------+---------------+---------------|
| 48MB | (4) 4M x 9 | (1) 8M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 48MB | (4) 4M x 9 | (1) 4M x 36 | (1) 4M x 36 |
|------------+---------------+---------------+---------------|
| 48MB | NONE | (1) 4M x 36 | (1) 8M x 36 |
|------------+---------------+---------------+---------------|
| 56MB | (4) 4M x 9 | (1) 2M x 36 | (1) 8M x 36 |
|------------+---------------+---------------+---------------|
| 64MB | (4) 16M x 9 | NONE | NONE |
|------------+---------------+---------------+---------------|
| 64MB | NONE | (1) 16M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 64MB | NONE | (1) 8M x 36 | (1) 8M x 36 |
|------------+---------------+---------------+---------------|
| 64MB | NONE | NONE | (1) 16M x 36 |
|------------+---------------+---------------+---------------|
| 65MB | (4) 256K x 9 | (1) 16M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 65MB | (4) 16M x 9 | (1) 256K x 36 | NONE |
|------------+---------------+---------------+---------------|
| 65MB | (4) 16M x 9 | (1) 256K x 36 | NONE |
|------------+---------------+---------------+---------------|
| 65MB | (4) 256K x 9 | (1) 8M x 36 | (1) 8M x 36 |
|------------+---------------+---------------+---------------|
| 65MB | NONE | (1) 256K x 36 | (1) 16M x 36 |
|------------+---------------+---------------+---------------|
| 66MB | (4) 16M x 9 | (1) 512K x 36 | NONE |
|------------+---------------+---------------+---------------|
| 66MB | (4) 16M x 9 | (1) 256K x 36 | (1) 256K x 36 |
|------------+---------------+---------------+---------------|
| 66MB | (4) 256K x 9 | (1) 256K x 36 | (1) 16M x 36 |
|------------+---------------+---------------+---------------|
| 66MB | (4) 16M x 9 | (1) 512K x 36 | NONE |
|------------+---------------+---------------+---------------|
| 66MB | NONE | (1) 16M x 36 | (1) 512K x 36 |
|------------+---------------+---------------+---------------|
| 68MB | (4) 1M x 9 | (1) 16M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 68MB | (4) 16M x 9 | (1) 1M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 68MB | (4) 1M x 9 | (1) 8M x 36 | (1) 8M x 36 |
|------------+---------------+---------------+---------------|
| 68MB | (4) 16M x 9 | (1) 512K x 36 | (1) 512K x 36 |
|------------+---------------+---------------+---------------|
| 68MB | NONE | (1) 1M x 36 | (1) 16M x 36 |
|------------+---------------+---------------+---------------|
| 69MB | (4) 16M x 9 | (1) 256K x 36 | (1) 1M x 36 |
|------------+---------------+---------------+---------------|
| 69MB | (4) 1M x 9 | (1) 256K x 36 | (1) 16M x 36 |
|------------+---------------+---------------+---------------|
| 69MB | (4) 256K x 9 | (1) 1M x 36 | (1) 16M x 36 |
|------------+---------------+---------------+---------------|
| 72MB | (4) 16M x 9 | (1) 2M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 72MB | (4) 16M x 9 | (1) 1M x 36 | (1) 1M x 36 |
|------------+---------------+---------------+---------------|
| 72MB | (4) 1M x 9 | (1) 1M x 36 | (1) 16M x 36 |
|------------+---------------+---------------+---------------|
| 72MB | (4) 16M x 9 | (1) 2M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 72MB | NONE | (1) 16M x 36 | (1) 2M x 36 |
|------------+---------------+---------------+---------------|
| 74MB | (4) 16M x 9 | (1) 512K x 36 | (1) 2M x 36 |
|------------+---------------+---------------+---------------|
| 80MB | (4) 4M x 9 | (1) 16M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 80MB | (4) 16M x 9 | (1) 4M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 80MB | (4) 16M x 9 | (1) 2M x 36 | (1) 2M x 36 |
|------------+---------------+---------------+---------------|
| 81MB | (4) 16M x 9 | (1) 256K x 36 | (1) 4M x 36 |
|------------+---------------+---------------+---------------|
| 81MB | (4) 4M x 9 | (1) 256K x 36 | (1) 16M x 36 |
|------------+---------------+---------------+---------------|
| 81MB | (4) 256K x 9 | (1) 4M x 36 | (1) 16M x 36 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION (CON’T) |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | Bank 2 |
|------------+---------------+---------------+---------------|
| 84MB | (4) 16M x 9 | (1) 1M x 36 | (1) 4M x 36 |
|------------+---------------+---------------+---------------|
| 84MB | (4) 4M x 9 | (1) 1M x 36 | (1) 16M x 36 |
|------------+---------------+---------------+---------------|
| 84MB | (4) 1M x 9 | (1) 4M x 36 | (1) 16M x 36 |
|------------+---------------+---------------+---------------|
| 96MB | (4) 16M x 9 | (1) 8M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 96MB | (4) 4M x 9 | (1) 4M x 36 | (1) 16M x 36 |
|------------+---------------+---------------+---------------|
| 96MB | NONE | (1) 16M x 36 | (1) 8M x 36 |
|------------+---------------+---------------+---------------|
| 128MB | (4) 16M x 9 | (1) 16M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 128MB | (4) 16M x 9 | (1) 8M x 36 | (1) 8M x 36 |
|------------+---------------+---------------+---------------|
| 128MB | NONE | (1) 16M x 36 | (1) 16M x 36 |
|------------+---------------+---------------+---------------|
| 129MB | (4) 16M x 9 | (1) 256K x 36 | (1) 16M x 36 |
|------------+---------------+---------------+---------------|
| 129MB | (4) 256K x 9 | (1) 16M x 36 | (1) 16M x 36 |
|------------+---------------+---------------+---------------|
| 132MB | (4) 16M x 9 | (1) 1M x 36 | (1) 16M x 36 |
|------------+---------------+---------------+---------------|
| 132MB | (4) 1M x 9 | (1) 16M x 36 | (1) 16M x 36 |
|------------+---------------+---------------+---------------|
| 144MB | (4) 16M x 9 | (1) 4M x 36 | (1) 16M x 36 |
|------------+---------------+---------------+---------------|
| 144MB | (4) 4M x 9 | (1) 16M x 36 | (1) 16M x 36 |
|------------+---------------+---------------+---------------|
| 192MB | (4) 16M x 9 | (1) 16M x 36 | (1) 16M x 36 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | TAG |
|------------+---------------+---------------+---------------|
| 128KB | (4) 32K x 8 | NONE | (1) 32K x 8 |
|------------+---------------+---------------+---------------|
| 256KB | (4) 32K x 8 | (4) 32K x 8 | (1) 32K x 8 |
|------------+---------------+---------------+---------------|
| 256KB | (4) 64K x 8 | NONE | (1) 64K x 8 |
|------------+---------------+---------------+---------------|
| 512KB | (4) 64K x 8 | (4) 64K x 8 | (1) 64K x 8 |
|------------+---------------+---------------+---------------|
| 512KB | (4) 128K x 8 | NONE | (1) 128K x 8 |
|------------+---------------+---------------+---------------|
| 1MB | (4) 128K x 8 | (4) 128K x 8 | (1) 128K x 8 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE JUMPER CONFIGURATION |
|------------------------------------------------------------|
| Size | JP60 | JP61 | JP62 | JPX3 |
|-------+------------+------------+------------+-------------|
| 128KB | pins 2 & 3 | pins 1 & 2 | pins 2 & 3 | pins 9 - 16 |
| | closed | closed | closed | closed |
|-------+------------+------------+------------+-------------|
| 256KB | pins 2 & 3 | pins 1 & 2 | pins 2 & 3 | pins 13 - |
| | closed | closed | closed | 20 closed |
|-------+------------+------------+------------+-------------|
| 256KB | pins 2 & 3 | pins 2 & 3 | pins 2 & 3 | pins 3 - 10 |
| | closed | closed | closed | closed |
|-------+------------+------------+------------+-------------|
| 512KB | pins 2 & 3 | pins 1 & 2 | pins 2 & 3 | pins 1 - 8 |
| | closed | closed | closed | closed |
|-------+------------+------------+------------+-------------|
| 512KB | pins 2 & 3 | pins 1 & 2 | pins 2 & 3 | pins 3 - 10 |
| | closed | closed | closed | closed |
|-------+------------+------------+------------+-------------|
| 1MB | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 | pins 1 - 8 |
| | closed | closed | closed | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU TYPE CONFIGURATION |
|------------------------------------------------------------|
| Type | JP15 | JP16 | JP17 | JP37 |
|--------------+-----------+-----------+----------+----------|
| 80486SX | Open | pins 2 & | pins 2 & | Open |
| | | 3 closed | 3 closed | |
|--------------+-----------+-----------+----------+----------|
| SL80486SX | Open | pins 2 & | pins 2 & | Open |
| | | 3 closed | 3 closed | |
|--------------+-----------+-----------+----------+----------|
| CX486M7 | Open | pins 1 & | pins 1 & | Open |
| | | 2 closed | 2 closed | |
|--------------+-----------+-----------+----------+----------|
| AM486DX | Open | pins 2 & | pins 2 & | Open |
| | | 3 closed | 3 closed | |
|--------------+-----------+-----------+----------+----------|
| 80486DX | Open | pins 2 & | pins 2 & | Open |
| | | 3 closed | 3 closed | |
|--------------+-----------+-----------+----------+----------|
| SL80486DX | Open | pins 2 & | pins 2 & | Open |
| | | 3 closed | 3 closed | |
|--------------+-----------+-----------+----------+----------|
| CX486DX2-50 | Open | pins 2 & | pins 2 & | 1 & 2 |
| | | 3 closed | 3 closed | |
|--------------+-----------+-----------+----------+----------|
| CX486DX2-66 | Open | pins 1 & | pins 1 & | Open |
| | | 2 closed | 2 closed | |
|--------------+-----------+-----------+----------+----------|
| CX486DX2-80 | Open | pins 1 & | pins 1 & | Open |
| | | 2 closed | 2 closed | |
|--------------+-----------+-----------+----------+----------|
| AM486DX2 | pins 2 & | pins 2 & | pins 2 & | Open |
| (3.45v) | 3 closed | 3 closed | 3 closed | |
|--------------+-----------+-----------+----------+----------|
| AM486DX2 | Open | pins 2 & | pins 2 & | Open |
| | | 3 closed | 3 closed | |
|--------------+-----------+-----------+----------+----------|
| 80486DX2 | Open | pins 2 & | pins 2 & | Open |
| | | 3 closed | 3 closed | |
|--------------+-----------+-----------+----------+----------|
| SL80486DX2 | Open | pins 2 & | pins 2 & | Open |
| | | 3 closed | 3 closed | |
|--------------+-----------+-----------+----------+----------|
| AM486DX4 | Open | pins 1 & | pins 1 & | Open |
| | | 2 closed | 2 closed | |
|--------------+-----------+-----------+----------+----------|
| 80486DX4-75 | Open | pins 2 & | pins 2 & | pins 1 & |
| | | 3 closed | 3 closed | 2 closed |
|--------------+-----------+-----------+----------+----------|
| 80486DX4-100 | Open | pins 2 & | pins 2 & | Open |
| | | 3 closed | 3 closed | |
|------------------------------------------------------------|
| Note: DX4 CPU is only available on the PW4T mainboard. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU TYPE CONFIGURATION |
|------------------------------------------------------------|
| Type | JP38 | JP39 | JP40 | RN8 |
|--------------------+--------+--------+--------+------------|
| 80486SX | Open | Open | Open | Installed |
|--------------------+--------+--------+--------+------------|
| SL80486SX | Open | Open | Open | Installed |
|--------------------+--------+--------+--------+------------|
| CX486M7 | Open | Open | Open | Installed |
|--------------------+--------+--------+--------+------------|
| AM486DX | Open | Open | Open | Installed |
|--------------------+--------+--------+--------+------------|
| 80486DX | Open | Open | Open | Installed |
|--------------------+--------+--------+--------+------------|
| SL80486DX | Open | Open | Open | Installed |
|--------------------+--------+--------+--------+------------|
| CX486DX2-50 | Open | Open | Open | Not |
| | | | | installed |
|--------------------+--------+--------+--------+------------|
| CX486DX2-66 | Open | 1 & 2 | Open | Not |
| | | | | installed |
|--------------------+--------+--------+--------+------------|
| CX486DX2-80 | Open | Open | 1 & 2 | Not |
| | | | | installed |
|--------------------+--------+--------+--------+------------|
| AM486DX2 (3.45v) | 1 & 2 | Open | Open | Not |
| | | | | installed |
|--------------------+--------+--------+--------+------------|
| AM486DX2 | Open | Open | Open | Installed |
|--------------------+--------+--------+--------+------------|
| 80486DX2 | Open | Open | Open | Installed |
|--------------------+--------+--------+--------+------------|
| SL80486DX2 | Open | Open | Open | Installed |
|--------------------+--------+--------+--------+------------|
| AM486DX4 | 1 & 2 | Open | 1 & 2 | Not |
| | | | | installed |
|--------------------+--------+--------+--------+------------|
| 80486DX4-75 | Open | Open | Open | Not |
| | | | | installed |
|--------------------+--------+--------+--------+------------|
| 80486DX4-100 | 1 & 2 | Open | 1 & 2 | Not |
| | | | | installed |
|------------------------------------------------------------|
| Note: Pins designated should be in the closed |
| position. DX4 CPU is only available on the PW4T |
| mainboard. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU TYPE CONFIGURATION |
|------------------------------------------------------------|
| Type | RN5 | RN6 | RN7 | JP20 | JP26 |
|------------+----------+----------+----------+-------+------|
| 80486SX | Not |Installed | Not |Closed |1 & 2 |
| |installed | |installed | | |
|------------+----------+----------+----------+-------+------|
| SL80486SX | Not |Installed | Not |Closed |1 & 2 |
| |installed | |installed | | |
|------------+----------+----------+----------+-------+------|
| CX486M7 |Installed | Not |Installed | Open |1 & 2 |
| | |installed | | | |
|------------+----------+----------+----------+-------+------|
| AM486DX | Not |Installed |Installed | Open |1 & 2 |
| |installed | | | | |
|------------+----------+----------+----------+-------+------|
| 80486DX | Not |Installed |Installed | Open |1 & 2 |
| |installed | | | | |
|------------+----------+----------+----------+-------+------|
| SL80486DX | Not |Installed |Installed | Open |1 & 2 |
| |installed | | | | |
|------------+----------+----------+----------+-------+------|
| AM486DX2 | Not |Installed |Installed | Open |1 & 2 |
| |installed | | | | |
|------------+----------+----------+----------+-------+------|
| 80486DX2 | Not |Installed |Installed | Open |1 & 2 |
| |installed | | | | |
|------------+----------+----------+----------+-------+------|
| SL80486DX2 | Not |Installed |Installed | Open |1 & 2 |
| |installed | | | | |
|------------+----------+----------+----------+-------+------|
| AM486DX4 | Not |Installed |Installed | Open | Open |
| |installed | | | | |
|------------+----------+----------+----------+-------+------|
| 80486DX4 | Not |Installed |Installed | Open | Open |
| |installed | | | | |
|------------------------------------------------------------|
| Note: Pins designated should be in the closed position.|
| DX4 CPU is only available on the PW4T mainboard. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU TYPE CONFIGURATION (CON’T) |
|------------------------------------------------------------|
| Type | JP42 | JP65 | JPX1 | JPX2 |
|------------+--------+--------+----------------+------------|
| 80486SX | Open | Open | pins 5 - 12 | Open |
| | | | closed | |
|------------+--------+--------+----------------+------------|
| SL80486SX | Closed | Open | pins 5 - 12 | Open |
| | | | closed | |
|------------+--------+--------+----------------+------------|
| CX486M7 | Closed | Closed | pins 1 - 8 | pins 1 - 8 |
| | | | closed | closed |
|------------+--------+--------+----------------+------------|
| AM486DX | Open | Closed | pins 5 - 12 | Open |
| | | | closed | |
|------------+--------+--------+----------------+------------|
| 80486DX | Open | Closed | pins 5 - 12 | Open |
| | | | closed | |
|------------+--------+--------+----------------+------------|
| SL80486DX | Closed | Closed | pins 5 - 12 | Open |
| | | | closed | |
|------------+--------+--------+----------------+------------|
| AM486DX2 | Open | Closed | pins 5 - 12 | Open |
| | | | closed | |
|------------+--------+--------+----------------+------------|
| 80486DX2 | Open | Closed | pins 5 - 12 | Open |
| | | | closed | |
|------------+--------+--------+----------------+------------|
| SL80486DX2 | Closed | Closed | pins 5 - 12 | Open |
| | | | closed | |
|------------+--------+--------+----------------+------------|
| AM486DX4 | Closed | Closed | pins 5 - 12 | Open |
| | | | closed | |
|------------+--------+--------+----------------+------------|
| 80486DX4 | Closed | Closed | pins 5 - 12 | Open |
| | | | closed | |
|------------------------------------------------------------|
| Note: DX4 CPU is only available on the PW4T mainboard. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED CONFIGURATION(U30 CLOCK GENERATOR) |
|------------------------------------------------------------|
| Speed | JP27 | JP28 | JP29 |
|---------------+---------------+--------------+-------------|
| 20MHz | Open | Open | Closed |
|---------------+---------------+--------------+-------------|
| 25MHz | Closed | Open | Closed |
|---------------+---------------+--------------+-------------|
| 33MHz | Open | Closed | Closed |
|---------------+---------------+--------------+-------------|
| 40MHz | Closed | Open | Open |
|---------------+---------------+--------------+-------------|
| 50iMHz | Closed | Open | Closed |
|---------------+---------------+--------------+-------------|
| 66iMHz | Open | Closed | Closed |
|---------------+---------------+--------------+-------------|
| 75iMHz | Closed | Open | Closed |
|---------------+---------------+--------------+-------------|
| 80iMHz | Closed | Open | Open |
|---------------+---------------+--------------+-------------|
| 100iMHz | Open | Closed | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED CONFIGURATION(U31 CLOCK GENERATOR) |
|------------------------------------------------------------|
| Speed | JP27 | JP28 | JP29 |
|---------------+---------------+--------------+-------------|
| 20MHz | Open | Open | Open |
|---------------+---------------+--------------+-------------|
| 25MHz | Open | Open | Closed |
|---------------+---------------+--------------+-------------|
| 33MHz | Closed | Closed | Closed |
|---------------+---------------+--------------+-------------|
| 40MHz | Open | Closed | Closed |
|---------------+---------------+--------------+-------------|
| 50iMHz | Open | Open | Closed |
|---------------+---------------+--------------+-------------|
| 66iMHz | Closed | Closed | Closed |
|---------------+---------------+--------------+-------------|
| 75iMHz | Open | Open | Closed |
|---------------+---------------+--------------+-------------|
| 80iMHz | Open | Closed | Closed |
|---------------+---------------+--------------+-------------|
| 100iMHz | Closed | Closed | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| VESA WAIT STATE CONFIGURATION |
|------------------------------------------------------------|
| Wait states | JP9 |
|-------------------------------+----------------------------|
| 0 wait states | Open |
|-------------------------------+----------------------------|
| 1 wait state | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BUS SPEED CONFIGURATION |
|------------------------------------------------------------|
| CPU speed | JP10 |
|-------------------------------+----------------------------|
| <= 33MHz | Open |
|-------------------------------+----------------------------|
| > 33MHz | Closed |
+------------------------------------------------------------+