TEXT View Source
# TYAN COMPUTER CORPORATION
S1668 (REV. 1.2)
Processor Pentium Pro
Processor Speed 150/166/180/200MHz
Chip Set Intel
Video Chip Set None
Maximum Onboard 1GB (EDO supported)
Memory
Maximum Video None
Memory
Cache 256/512KB (located on Pentium Pro CPU)
BIOS AMI/Award
Dimensions 330mm x 218mm
I/O Options 32-bit PCI slots (5), floppy drive interface,
IDE interfaces (2), parallel port, PS/2 mouse
port, serial ports (2), IR connectors (2),
VRM connectors (2), USB connectors (2), soft
on power switch
NPU Options None
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|-------------------+----------+------------------+----------|
| Serial port 1 | CN1 | Turbo LED | J42 |
|-------------------+----------+------------------+----------|
| Parallel port | CN2 | Speaker | J43 |
|-------------------+----------+------------------+----------|
| PS/2 mouse port | CN3 | Power LED & | J44 |
| | | keylock | |
|-------------------+----------+------------------+----------|
| Serial port 2 | CN4 | Reset switch | J45 |
|-------------------+----------+------------------+----------|
| IDE interface 2 | CN5 | IDE interface | J46 |
| | | LED | |
|-------------------+----------+------------------+----------|
| IDE interface 1 | CN6 | Turbo switch | J47 |
|-------------------+----------+------------------+----------|
| Floppy drive | CN7 | Chassis fan | J49 |
| interface | | power | |
|-------------------+----------+------------------+----------|
| IR connector | CON4 | Chassis fan | J50 |
| | | power | |
|-------------------+----------+------------------+----------|
| IR connector | CON5 | 32-bit PCI slots | PC1 - |
| | | | PC5 |
|-------------------+----------+------------------+----------|
| Soft on power | J1 | VRM connector | VRM0 |
| switch | | | |
|-------------------+----------+------------------+----------|
| USB connector 1 | J18 | VRM connector | VRM1 |
|-------------------+----------+------------------+----------|
| USB connector 2 | J25 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|-------------------------------------+-------+--------------|
| | SMC I/O chip type select 665IR | J26 | Pins 1 & 2 |
| | | | closed |
|---+---------------------------------+-------+--------------|
| | SMC I/O chip type select 669IR | J26 | Pins 2 & 3 |
| | | | closed |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | J30 | Unidentified |
| | alter | | |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | J31 | Unidentified |
| | alter | | |
|---+---------------------------------+-------+--------------|
| » | Flash BIOS voltage select 5v | J32 | Pins 1 & 2 |
| | | | closed |
|---+---------------------------------+-------+--------------|
| | Flash BIOS voltage select 12v | J32 | Pins 2 & 3 |
| | | | closed |
|---+---------------------------------+-------+--------------|
| » | CMOS memory normal operation | J41 | Open |
|---+---------------------------------+-------+--------------|
| | CMOS memory clear | J41 | Closed |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | J48 | Unidentified |
| | alter | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 |
|-------+-------------+------------+------------+------------|
| 8MB | (2) 1M x 32 | None | None | None |
|-------+-------------+------------+------------+------------|
| 16MB | (2) 2M x 32 | None | None | None |
|-------+-------------+------------+------------+------------|
| 16MB | (2) 1M x 32 | (2) 1M x | None | None |
| | | 32 | | |
|-------+-------------+------------+------------+------------|
| 32MB | (2) 2M x 32 | (2) 2M x | None | None |
| | | 32 | | |
|-------+-------------+------------+------------+------------|
| 32MB | (2) 1M x 32 | (2) 1M x | (2) 1M x | (2) 1M x |
| | | 32 | 32 | 32 |
|-------+-------------+------------+------------+------------|
| 32MB | (2) 4M x 32 | None | None | None |
|-------+-------------+------------+------------+------------|
| 64MB | (2) 4M x 32 | (2) 4M x | None | None |
| | | 32 | | |
|-------+-------------+------------+------------+------------|
| 64MB | (2) 8M x 32 | None | None | None |
|-------+-------------+------------+------------+------------|
| 128MB | (2) 16M x | None | None | None |
| | 32 | | | |
|-------+-------------+------------+------------+------------|
| 128MB | (2) 4M x 32 | (2) 4M x | (2) 4M x | (2) 4M x |
| | | 32 | 32 | 32 |
|-------+-------------+------------+------------+------------|
| 128MB | (2) 8M x 32 | (2) 8M x | None | None |
| | | 32 | | |
|-------+-------------+------------+------------+------------|
| 192MB | (2) 8M x 32 | (2) 8M x | (2) 8M x | None |
| | | 32 | 32 | |
|-------+-------------+------------+------------+------------|
| 256MB | (2) 8M x 32 | (2) 8M x | (2) 8M x | (2) 8M x |
| | | 32 | 32 | 32 |
|-------+-------------+------------+------------+------------|
| 256MB | (2) 16M x | (2) 16M x | None | None |
| | 32 | 32 | | |
|-------+-------------+------------+------------+------------|
| 256MB | (2) 32M x | None | None | None |
| | 32 | | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION (CON’T) |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 |
|--------+------------+------------+------------+------------|
| 384MB | (2) 16M x | (2) 16M x | (2) 16M x | None |
| | 32 | 32 | 32 | |
|--------+------------+------------+------------+------------|
| 512MB | (2) 16M x | (2) 16M x | (2) 16M x | (2) 16M x |
| | 32 | 32 | 32 | 32 |
|--------+------------+------------+------------+------------|
| 512MB | (2) 32M x | (2) 32M x | None | None |
| | 32 | 32 | | |
|--------+------------+------------+------------+------------|
| 640MB | (2) 32M x | (2) 16M x | (2) 16M x | (2) 16M x |
| | 32 | 32 | 32 | 32 |
|--------+------------+------------+------------+------------|
| 768MB | (2) 32M x | (2) 32M x | (2) 32M x | None |
| | 32 | 32 | 32 | |
|--------+------------+------------+------------+------------|
| 768MB | (2) 32M x | (2) 32M x | (2) 16M x | (2) 16M x |
| | 32 | 32 | 32 | 32 |
|--------+------------+------------+------------+------------|
| 832MB | (2) 32M x | (2) 32M x | (2) 32M x | (2) 8M x |
| | 32 | 32 | 32 | 32 |
|--------+------------+------------+------------+------------|
| 896MB | (2) 32M x | (2) 32M x | (2) 32M x | (2) 16M x |
| | 32 | 32 | 32 | 32 |
|--------+------------+------------+------------+------------|
| 1024MB | (2) 32M x | (2) 32M x | (2) 32M x | (2) 32M x |
| | 32 | 32 | 32 | 32 |
|------------------------------------------------------------|
| Note: Board accepts EDO memory. |
+------------------------------------------------------------+
+---------------------------------------------------------------+
| DRAM VOLTAGE SELECTION |
|---------------------------------------------------------------|
|Voltage| J2 | J3 | J4 | J5 | J14 | J15 | J16 | J17 |
|-------+------+------+------+------+------+------+------+------|
| |3.3v|Closed|Closed| Open | Open |Closed|Closed| Open | Open |
|--+----+------+------+------+------+------+------+------+------|
|» | 5v | Open | Open |Closed|Closed| Open | Open |Closed|Closed|
+---------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Note: 256KB/512KB cache is located on the Pentium Pro CPU. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION |
|------------------------------------------------------------|
|CPU speed| J11 | J12 | J21 | J22 | J23 | J24 | J27 |
|---------+-------+-------+-------+------+------+------+-----|
| 150MHz |Closed | Open | Open |Closed|Closed|Closed|3 & 4|
|---------+-------+-------+-------+------+------+------+-----|
| 166MHz | Open |Closed | Open |Closed|Closed|Closed|1 & 2|
|---------+-------+-------+-------+------+------+------+-----|
| 180MHz |Closed | Open |Closed | Open |Closed|Closed|3 & 4|
|---------+-------+-------+-------+------+------+------+-----|
| 200MHz | Open |Closed |Closed | Open |Closed|Closed|1 & 2|
|------------------------------------------------------------|
|Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU VOLTAGE SELECTION |
|------------------------------------------------------------|
| Voltage | J10 | J20 |
|-----------------+----------------------+-------------------|
| » | Auto select | Open | Open |
|---+-------------+----------------------+-------------------|
| | 2.1v | 1 & 5 | 1 & 5 |
|---+-------------+----------------------+-------------------|
| | 2.2v | 2 & 6 | 2 & 6 |
|---+-------------+----------------------+-------------------|
| | 2.3v | 1 & 5, 2 & 6 | 1 & 5, 2 & 6 |
|---+-------------+----------------------+-------------------|
| | 2.4v | 3 & 7 | 3 & 7 |
|---+-------------+----------------------+-------------------|
| | 2.5v | 1 & 5, 3 & 7 | 1 & 5, 3 & 7 |
|---+-------------+----------------------+-------------------|
| | 2.6v | 2 & 6, 3 & 7 | 2 & 6, 3 & 7 |
|---+-------------+----------------------+-------------------|
| | 2.7v | 1 & 5, 2 & 6, 3 & 7 | 1 & 5, 2 & 6, 3 & |
| | | | 7 |
|---+-------------+----------------------+-------------------|
| | 2.8v | 4 & 8 | 4 & 8 |
|---+-------------+----------------------+-------------------|
| | 2.9v | 1 & 5, 4 & 8 | 1 & 5, 4 & 8 |
|---+-------------+----------------------+-------------------|
| | 3.0v | 2 & 6, 4 & 8 | 2 & 6, 4 & 8 |
|---+-------------+----------------------+-------------------|
| | 3.1v | 1 & 5, 2 & 6, 4 & 8 | 1 & 5, 2 & 6, 4 & |
| | | | 8 |
|---+-------------+----------------------+-------------------|
| | 3.2v | 3 & 7, 4 & 8 | 3 & 7, 4 & 8 |
|---+-------------+----------------------+-------------------|
| | 3.3v | 1 & 5, 3 & 7, 4 & 8 | 1 & 5, 3 & 7, 4 & |
| | | | 8 |
|---+-------------+----------------------+-------------------|
| | 3.4v | 2 & 6, 3 & 7, 4 & 8 | 2 & 6, 3 & 7, 4 & |
| | | | 8 |
|---+-------------+----------------------+-------------------|
| | 3.5v | 1 & 5, 2 & 6, 3 & 7, | 1 & 5, 2 & 6, 3 & |
| | | 4 & 8 | 7, 4 & 8 |
|------------------------------------------------------------|
| Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT SELECTION |
|------------------------------------------------------------|
| Setting | J28 | J29 |
|------------------------+-----------------+-----------------|
| » | Used and COM 1 or | Pins 1 & 2 | Pins 1 & 2 |
| | 2 | closed | closed |
|---+--------------------+-----------------+-----------------|
| | Used as IR | Pins 2 & 3 | Pins 2 & 3 |
| | connector | closed | closed |
+------------------------------------------------------------+