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# SILICON STAR INTERNATIONAL, INC.
PN5 PCI (REV. 1.2)
Processor CX M1/AM K5/Pentium
Processor Speed 75/90/100/120/133/150/166/180/200MHz
Chip Set Intel
Video Chip Set None
Maximum Onboard 256MB (EDO supported)
Memory
Maximum Video None
Memory
Cache 256/512KB
BIOS Award
Dimensions 330mm x 218mm
I/O Options 32-bit PCI slots (3), floppy drive interface,
green PC connector, IDE interfaces (2),
parallel port, PS/2 mouse port, serial ports
(2), cache slot, IR connector, USB connector
NPU Options None
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|----------------+------------+---------------+--------------|
| Serial port 2 | CN1 | Turbo LED | J7 pins 4 & |
| | | | 6 |
|----------------+------------+---------------+--------------|
| Serial port 1 | CN2 | Green PC | J7 pins 8 & |
| | | connector | 10 |
|----------------+------------+---------------+--------------|
| Parallel port | CN3 | Speaker | J7 pins |
| | | | 14/15/17/19 |
|----------------+------------+---------------+--------------|
| Floppy drive | CN4 | Reset switch | J7 pins 18 & |
| interface | | | 20 |
|----------------+------------+---------------+--------------|
| IDE interface | CN5 | IR connector | JP2 |
| 2 | | | |
|----------------+------------+---------------+--------------|
| IDE interface | CN6 | USB connector | JP28 |
| 1 | | | |
|----------------+------------+---------------+--------------|
| PS/2 mouse | J3 | 32-bit PCI | PC1 - PC3 |
| port | | slots | |
|----------------+------------+---------------+--------------|
| IDE interface | J6 | Cache slot | SL1 |
| LED | | | |
|----------------+------------+---------------+--------------|
| Power LED & | J7 pins | | |
| keylock | 1/3/5/7/9 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|-------------------------------------+---------+------------|
| » | On board I/O enabled | JP4 | Open |
|---+---------------------------------+---------+------------|
| | On board I/O disabled | JP4 | Closed |
|---+---------------------------------+---------+------------|
| » | CMOS memory normal operation | JP26 | Open |
|---+---------------------------------+---------+------------|
| | CMOS memory clear | JP26 | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 |
|-----------------+---------------------+--------------------|
| 8MB | (2) 1M x 32 | None |
|-----------------+---------------------+--------------------|
| 16MB | (2) 2M x 32 | None |
|-----------------+---------------------+--------------------|
| 16MB | (2) 1M x 32 | (2) 1M x 32 |
|-----------------+---------------------+--------------------|
| 24MB | (2) 2M x 32 | (2) 1M x 32 |
|-----------------+---------------------+--------------------|
| 32MB | (2) 4M x 32 | None |
|-----------------+---------------------+--------------------|
| 32MB | (2) 2M x 32 | (2) 2M x 32 |
|-----------------+---------------------+--------------------|
| 40MB | (2) 4M x 32 | (2) 1M x 32 |
|-----------------+---------------------+--------------------|
| 48MB | (2) 4M x 32 | (2) 2M x 32 |
|-----------------+---------------------+--------------------|
| 64MB | (2) 8M x 32 | None |
|-----------------+---------------------+--------------------|
| 64MB | (2) 4M x 32 | (2) 4M x 32 |
|-----------------+---------------------+--------------------|
| 72MB | (2) 8M x 32 | (2) 1M x 32 |
|-----------------+---------------------+--------------------|
| 80MB | (2) 8M x 32 | (2) 2M x 32 |
|-----------------+---------------------+--------------------|
| 96MB | (2) 8M x 32 | (2) 4M x 32 |
|-----------------+---------------------+--------------------|
| 128MB | (2) 8M x 32 | (2) 8M x 32 |
|-----------------+---------------------+--------------------|
| 128MB | (2) 16M x 32 | None |
|-----------------+---------------------+--------------------|
| 136MB | (2) 16M x 32 | (2) 1M x 32 |
|-----------------+---------------------+--------------------|
| 144MB | (2) 16M x 32 | (2) 2M x 32 |
|-----------------+---------------------+--------------------|
| 160MB | (2) 16M x 32 | (2) 4M x 32 |
|-----------------+---------------------+--------------------|
| 192MB | (2) 16M x 32 | (2) 8M x 32 |
|-----------------+---------------------+--------------------|
| 256MB | (2) 16M x 32 | (2) 16M x 32 |
|------------------------------------------------------------|
| Note: Board accepts EDO memory. Banks are |
| interchangeable. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM REFRESH RATE CONFIGURATION |
|------------------------------------------------------------|
| Setting | DS/1 |
|-----------------------------------+------------------------|
| | 60MHz | On |
|--------+--------------------------+------------------------|
| » | 66MHz | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | SL1 | TAG |
|-------+--------------+-----------------------+-------------|
| 256KB | (2) 32K x 32 | Not installed | (1) 32K x 8 |
|-------+--------------+-----------------------+-------------|
| 512KB | (2) 32K x 32 | 256KB module | (1) 32K x 8 |
| | | installed | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE JUMPER CONFIGURATION |
|------------------------------------------------------------|
| Size | JP5 | JP6 | JP20 |
|--------------+---------------+--------------+--------------|
| 256KB | Open | Open | Open |
|--------------+---------------+--------------+--------------|
| 512KB | Closed | Closed | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (CYRIX) |
|------------------------------------------------------------|
|CPU speed|Clock speed|Multiplier|DS/2 |DS/3 |DS/4 |DS/5|DS/6|
|---------+-----------+----------+-----+-----+-----+----+----|
| 120MHz | 50MHz | 2x | Off | On | On | On |Off |
|---------+-----------+----------+-----+-----+-----+----+----|
| 133MHz | 55MHz | 2x | On | Off | Off | On |Off |
|---------+-----------+----------+-----+-----+-----+----+----|
| 150MHz | 60MHz | 2x | On | On | Off | On |Off |
|---------+-----------+----------+-----+-----+-----+----+----|
| 166MHz | 66MHz | 2x | On | Off | On | On |Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (AMD) |
|------------------------------------------------------------|
| CPU | CPU | Clock |Multiplier|DS/2|DS/3|DS/4|DS/5|DS/6|
| speed | type | speed | | | | | | |
|-------+------+---------+----------+----+----+----+----+----|
| 75MHz |SSA/5 | 50MHz | 1.5x |Off | On | On |Off |Off |
|-------+------+---------+----------+----+----+----+----+----|
| 75MHz |SSA/5 | 66MHz | 1x | On |Off | On | On |Off |
|-------+------+---------+----------+----+----+----+----+----|
| 90MHz |SSA/5 | 55MHz | 1.5x | On |Off |Off |Off |Off |
|-------+------+---------+----------+----+----+----+----+----|
| 90MHz |SSA/5 | 60MHz | 1.5x | On | On |Off |Off |Off |
|-------+------+---------+----------+----+----+----+----+----|
|100MHz |SSA/5 | 66MHz | 1.5x | On |Off | On |Off |Off |
|-------+------+---------+----------+----+----+----+----+----|
|100MHz | K5 | 55MHz | 1.5x | On |Off |Off |Off |Off |
|-------+------+---------+----------+----+----+----+----+----|
|100MHz | K5 | 50MHz | 1.5x |Off | On | On |Off |Off |
|-------+------+---------+----------+----+----+----+----+----|
|120MHz | K5 | 60MHz | 1.5x | On | On |Off |Off |Off |
|-------+------+---------+----------+----+----+----+----+----|
|133MHz | K5 | 66MHz | 1.5x | On |Off | On |Off |Off |
|-------+------+---------+----------+----+----+----+----+----|
|150MHz | K5 | 60MHz | 2x | On | On |Off | On |Off |
|-------+------+---------+----------+----+----+----+----+----|
|166MHz | K5 | 66MHz | 2x | On |Off | On | On |Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (INTEL) |
|------------------------------------------------------------|
|CPU speed|Clock speed|Multiplier|DS/2 |DS/3 |DS/4 |DS/5|DS/6|
|---------+-----------+----------+-----+-----+-----+----+----|
| 75MHz | 50MHz | 1.5x | Off | On | On |Off |Off |
|---------+-----------+----------+-----+-----+-----+----+----|
| 90MHz | 60MHz | 1.5x | On | On | Off |Off |Off |
|---------+-----------+----------+-----+-----+-----+----+----|
| 100MHz | 66MHz | 1.5x | On | Off | On |Off |Off |
|---------+-----------+----------+-----+-----+-----+----+----|
| 120MHz | 60MHz | 2x | On | On | Off | On |Off |
|---------+-----------+----------+-----+-----+-----+----+----|
| 133MHz | 66MHz | 2x | On | Off | On | On |Off |
|---------+-----------+----------+-----+-----+-----+----+----|
| 150MHz | 60MHz | 2.5x | On | On | Off | On | On |
|---------+-----------+----------+-----+-----+-----+----+----|
| 166MHz | 66MHz | 2.5x | On | Off | On | On | On |
|---------+-----------+----------+-----+-----+-----+----+----|
| 180MHz | 60MHz | 3x | On | On | Off |Off | On |
|---------+-----------+----------+-----+-----+-----+----+----|
| 200MHz | 66MHz | 3x | On | Off | On |Off | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU VOLTAGE SELECTION |
|------------------------------------------------------------|
| Voltage | JP22 | JP23 |
|--------------------+-------------------+-------------------|
| » | 3.38v (STD/VR) | Open | Pins 3 & 6 closed |
|---+----------------+-------------------+-------------------|
| | 3.52v (VRE) | Pins 1 - 4 closed | Pins 1 & 4 closed |
+------------------------------------------------------------+