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# TYAN COMPUTER CORPORATION
S1441 PENTIUM-VL (Revision 1.1)
Processor Pentium
Processor Speed 60/66MHz
Chip Set OPTi
Max. Onboard DRAM 128MB
Cache 64/128/256/512/1024/2024KB
BIOS AMI
Dimensions 330mm x 218mm
I/O Options 32-bit VESA local bus slots (3)
NPU Options None
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|--------------+----------+-----------------------+----------|
| Turbo LED | J15 | 32-bit VESA Local bus | S1 - S3 |
| | | slots | |
|--------------+----------+-----------------------+----------|
| Turbo switch | J16 | Reset switch | SW1 |
|--------------+----------+-----------------------+----------|
| Power LED & | J22 | | |
| keylock | | | |
|--------------+----------+-----------------------+----------|
| Speaker | JP18 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper | Position |
|--------------------------------------+--------+------------|
| » | Factory configured - do not | J11 | Open |
| | alter | | |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | J12 | Open |
| | alter | | |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | J13 | Closed |
| | alter | | |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | J15 | Closed |
| | alter | | |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | J17 | Closed |
| | alter | | |
|---+----------------------------------+--------+------------|
| » | CMOS memory normal operation | JP1 | pins 2 & 3 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | CMOS memory clear | JP1 | pins 1 & 2 |
| | | | closed |
|---+----------------------------------+--------+------------|
| » | Monitor type select color | JP2 | Open |
|---+----------------------------------+--------+------------|
| | Monitor type select monochrome | JP2 | Closed |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | JP3 | Closed |
| | alter | | |
|---+----------------------------------+--------+------------|
| » | AT back - to - back I/O delay | JP10 | Closed |
| | enabled | | |
|---+----------------------------------+--------+------------|
| | AT back - to - back I/O delay | JP10 | Open |
| | disabled | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 |
|------------------+--------------------+--------------------|
| 8MB | (2) 1M x 36 | NONE |
|------------------+--------------------+--------------------|
| 16MB | (2) 2M x 36 | NONE |
|------------------+--------------------+--------------------|
| 16MB | (2) 1M x 36 | (2) 2M x 36 |
|------------------+--------------------+--------------------|
| 24MB | (2) 1M x 36 | (2) 2M x 36 |
|------------------+--------------------+--------------------|
| 32MB | (2) 4M x 36 | NONE |
|------------------+--------------------+--------------------|
| 32MB | (2) 2M x 36 | (2) 2M x 36 |
|------------------+--------------------+--------------------|
| 40MB | (2) 1M x 36 | (2) 4M x 36 |
|------------------+--------------------+--------------------|
| 48MB | (2) 2M x 36 | (2) 4M x 36 |
|------------------+--------------------+--------------------|
| 64MB | (2) 8M x 36 | NONE |
|------------------+--------------------+--------------------|
| 64MB | (2) 4M x 36 | (2) 4M x 36 |
|------------------+--------------------+--------------------|
| 72MB | (2) 1M x 36 | (2) 8M x 36 |
|------------------+--------------------+--------------------|
| 80MB | (2) 2M x 36 | (2) 8M x 36 |
|------------------+--------------------+--------------------|
| 96MB | (2) 4M x 36 | (2) 8M x 36 |
|------------------+--------------------+--------------------|
| 128MB | (2) 8M x 36 | (2) 8M x 36 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | TAG |
|------------+---------------+---------------+---------------|
| 64KB | (8) 8K x 8 | NONE | (1) 8K x 8 |
|------------+---------------+---------------+---------------|
| 128KB | (8) 8K x 8 | (8) 8K x 8 | (1) 8K x 8 |
|------------+---------------+---------------+---------------|
| 256KB | (8) 32K x 8 | NONE | (1) 8K x 8 |
|------------+---------------+---------------+---------------|
| 512KB | (8) 32K x 8 | (8) 32K x 8 | (1) 32K x 8 |
|------------+---------------+---------------+---------------|
| 1024KB | (8) 128K x 8 | NONE | (1) 32K x 8 |
|------------+---------------+---------------+---------------|
| 2024KB | (8) 128K x 8 | (8) 128K x 8 | (1) 128K x 8 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE JUMPER CONFIGURATION |
|------------------------------------------------------------|
| Size |JP6| JP19 | JP20 | JP21 |JP22|JP23| JP50 | JP51 |JP77|
|------+---+------+------+------+----+----+------+------+----|
| 64KB |1 &| Open | Open | Open |1 & |1 & | Open | Open |Open|
| | 2 | | | | 2 | 2 | | | |
|------+---+------+------+------+----+----+------+------+----|
|128KB |2 &|Closed| Open | Open |2 & |2 & | Open | Open |Open|
| | 3 | | | | 3 | 3 | | | |
|------+---+------+------+------+----+----+------+------+----|
|256KB |1 &|Closed|Closed| Open |1 & |1 & | Open | Open |Open|
| | 2 | | | | 2 | 2 | | | |
|------+---+------+------+------+----+----+------+------+----|
|512KB |2 &|Closed|Closed|Closed|2 & |2 & | Open | Open |Open|
| | 3 | | | | 3 | 3 | | | |
|------+---+------+------+------+----+----+------+------+----|
|1024KB|1 &|Closed|Closed|Closed|1 & |1 & |Closed| Open |1 & |
| | 2 | | | | 2 | 2 | | | 2 |
|------+---+------+------+------+----+----+------+------+----|
|2024KB|2 &|Closed|Closed|Closed|2 & |2 & |Closed|Closed|2 & |
| | 3 | | | | 3 | 3 | | | 3 |
|------------------------------------------------------------|
|Note:Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| VESA BUS CLOCK CONFIGURATION |
|------------------------------------------------------------|
| Speed | JP63 | JP64 | JP65 |
|------------+---------------+---------------+---------------|
| 20MHz | pins 2 & 3 | pins 1 & 2 | pins 1 & 2 |
|------------+---------------+---------------+---------------|
| 25MHz | pins 1 & 2 | pins 2 & 3 | pins 1 & 2 |
|------------+---------------+---------------+---------------|
| 33MHz | pins 1 & 2 | pins 1 & 2 | pins 2 & 3 |
|------------+---------------+---------------+---------------|
| 40MHz | pins 2 & 3 | pins 2 & 3 | pins 1 & 2 |
|------------+---------------+---------------+---------------|
| 50MHz | pins 2 & 3 | pins 1 & 2 | pins 2 & 3 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| VESA BUS CLOCK SOURCE |
|------------------------------------------------------------|
| Source | JP4 | JP5 | JP7 |
|----------------------+--------+-------------------+--------|
| Internal clock from | Open | pins 2 & 3 closed | Open |
| chip | | | |
|----------------------+--------+-------------------+--------|
| External clock | Closed | pins 1 & 2 closed | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| AT BUS CLOCK CONFIGURATION |
|------------------------------------------------------------|
| CPU speed divided by: | JP8 | JP9 |
|-----------------------+------------------+-----------------|
| 2 | Open | Open |
|-----------------------+------------------+-----------------|
| 3 | Closed | Open |
|-----------------------+------------------+-----------------|
| 4 | Open | Closed |
|-----------------------+------------------+-----------------|
| 5 | Closed | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED CONFIGURATION |
|------------------------------------------------------------|
| Speed | JP59 | JP60 | JP61 | JP62 | JP78 |
|-------+------------+----------+----------+--------+--------|
| 60MHz | pins 1 & 2 | pins 2 & | pins 1 & | pins 1 | pins 1 |
| | | 3 | 2 | & 2 | & 2 |
|-------+------------+----------+----------+--------+--------|
| 66MHz | pins 2 & 3 | pins 1 & | pins 2 & | pins 2 | pins 2 |
| | | 2 | 3 | & 3 | & 3 |
|------------------------------------------------------------|
| Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| VESA WAIT STATE/BUS SPEED (ID2 & ID3) CONFIGURATION |
|------------------------------------------------------------|
| CPU speed | Wait states | JP15 (ID3) | JP16 (ID2) |
|-------------+----------------+--------------+--------------|
| £ 33MHz | 0 wait states | Open | Open |
|-------------+----------------+--------------+--------------|
| > 33MHz | 1 wait state | Closed | Closed |
+------------------------------------------------------------+