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# SUPER MICRO
P6SNF
Processor Pentium Pro
Processor Speed 150/166/180/200MHz
Chip Set Intel
Video Chip Set None
Maximum Onboard 1GB (BEDO/EDO supported)
Memory
Maximum Video None
Memory
Cache 256/512KB (on Pentium Pro CPU)
BIOS AMI
Dimensions 351mm x 305mm
I/O Options 32-bit PCI slots (4), floppy drive interface,
green PC connector, IDE interfaces (2),
parallel port, PS/2 mouse interface, serial
ports (2), IR connector, VRM connector, USB
connectors (2)
NPU Options None
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|-------------------+----------+------------------+----------|
| IDE interface 1 | J11 | Power LED & | JP20 |
| | | keylock | |
|-------------------+----------+------------------+----------|
| IDE interface 2 | J12 | Reset switch | JP21 |
|-------------------+----------+------------------+----------|
| Speaker | J22 | Green PC | JP39 |
| | | connector | |
|-------------------+----------+------------------+----------|
| IDE interface LED | J23 | Buzzer connector | JP89 |
|-------------------+----------+------------------+----------|
| USB connector | J35 | Chassis fan | JP91 |
| | | power | |
|-------------------+----------+------------------+----------|
| USB connector | J36 | Chassis fan | JP92 |
| | | power | |
|-------------------+----------+------------------+----------|
| PS/2 mouse | J84 | Chassis fan | JP93 |
| interface | | power | |
|-------------------+----------+------------------+----------|
| Floppy drive | J85 | IR connector | JP96 |
| interface | | | |
|-------------------+----------+------------------+----------|
| Parallel port | J817 | External battery | JP881 |
|-------------------+----------+------------------+----------|
| Serial port 1 | J818 | 32-bit PCI slots | PC1 - |
| | | | PC4 |
|-------------------+----------+------------------+----------|
| Serial port 2 | J824 | VRM connector | VRM |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|-------------------------------------+-------+--------------|
| » | Factory configured - do not | J86 | Pins 1 & 2 |
| | alter | | closed |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | J88 | Pins 1 & 2 |
| | alter | | closed |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | J827 | Pins 1 & 2 |
| | alter | | closed |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | J828 | Pins 1 & 2 |
| | alter | | closed |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | J829 | Pins 1 & 2 |
| | alter | | closed |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | J830 | Unidentified |
| | alter | | |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | J831 | Unidentified |
| | alter | | |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | J832 | Unidentified |
| | alter | | |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | J833 | Unidentified |
| | alter | | |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | JP13 | Pins 2 & 3 |
| | alter | | closed |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | JP15 | Pins 2 & 3 |
| | alter | | closed |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | JP22 | Unidentified |
| | alter | | |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | JP23 | Unidentified |
| | alter | | |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | JP24 | Unidentified |
| | alter | | |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | JP26 | Open |
| | alter | | |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | JP27 | Closed |
| | alter | | |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | JP35 | Unidentified |
| | alter | | |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | JP38 | Open |
| | alter | | |
|---+---------------------------------+-------+--------------|
| | ISA CLK = PCI CLK/4 | JP42 | Closed |
|---+---------------------------------+-------+--------------|
| | ISA CLK = PCI CLK/3 | JP42 | Open |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | JP88 | Open |
| | alter | | |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | JP90 | Open |
| | alter | | |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | JP94 | Open |
| | alter | | |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | JP97 | Unidentified |
| | alter | | |
|---+---------------------------------+-------+--------------|
| » | CMOS memory normal operation | JP880 | Pins 1 & 2 |
| | | | closed |
|---+---------------------------------+-------+--------------|
| | CMOS memory clear | JP880 | Pins 2 & 3 |
| | | | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 |
|-------+-------------+------------+------------+------------|
| 8MB | (2) 1M x 36 | None | None | None |
|-------+-------------+------------+------------+------------|
| 16MB | (2) 1M x 36 | (2) 1M x | None | None |
| | | 36 | | |
|-------+-------------+------------+------------+------------|
| 16MB | (2) 2M x 36 | None | None | None |
|-------+-------------+------------+------------+------------|
| 32MB | (2) 1M x 36 | (2) 1M x | (2) 1M x | (2) 1M x |
| | | 36 | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 32MB | (2) 2M x 36 | (2) 2M x | None | None |
| | | 36 | | |
|-------+-------------+------------+------------+------------|
| 32MB | (2) 4M x 36 | None | None | None |
|-------+-------------+------------+------------+------------|
| 48MB | (2) 1M x 36 | (2) 1M x | (2) 2M x | (2) 2M x |
| | | 36 | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 48MB | (2) 2M x 36 | (2) 2M x | (2) 1M x | (2) 1M x |
| | | 36 | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 64MB | (2) 2M x 36 | (2) 2M x | (2) 2M x | (2) 2M x |
| | | 36 | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 64MB | (2) 4M x 36 | (2) 4M x | None | None |
| | | 36 | | |
|-------+-------------+------------+------------+------------|
| 64MB | (2) 8M x 36 | None | None | None |
|-------+-------------+------------+------------+------------|
| 80MB | (2) 1M x 36 | (2) 1M x | (2) 4M x | (2) 4M x |
| | | 36 | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 80MB | (2) 4M x 36 | (2) 4M x | (2) 1M x | (2) 1M x |
| | | 36 | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 96MB | (2) 2M x 36 | (2) 2M x | (2) 4M x | (2) 4M x |
| | | 36 | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 96MB | (2) 4M x 36 | (2) 4M x | (2) 2M x | (2) 2M x |
| | | 36 | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 128MB | (2) 4M x 36 | (2) 4M x | (2) 4M x | (2) 4M x |
| | | 36 | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 128MB | (2) 8M x 36 | (2) 8M x | None | None |
| | | 36 | | |
|-------+-------------+------------+------------+------------|
| 128MB | (2) 16M x | None | None | None |
| | 36 | | | |
|-------+-------------+------------+------------+------------|
| 144MB | (2) 1M x 36 | (2) 1M x | (2) 8M x | (2) 8M x |
| | | 36 | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 144MB | (2) 8M x 36 | (2) 8M x | (2) 1M x | (2) 1M x |
| | | 36 | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 160MB | (2) 2M x 36 | (2) 2M x | (2) 8M x | (2) 8M x |
| | | 36 | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 160MB | (2) 8M x 36 | (2) 8M x | (2) 2M x | (2) 2M x |
| | | 36 | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 192MB | (2) 4M x 36 | (2) 4M x | (2) 8M x | (2) 8M x |
| | | 36 | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 192MB | (2) 8M x 36 | (2) 8M x | (2) 4M x | (2) 4M x |
| | | 36 | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 256MB | (2) 8M x 36 | (2) 8M x | (2) 8M x | (2) 8M x |
| | | 36 | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 256MB | (2) 16M x | (2) 16M x | None | None |
| | 36 | 36 | | |
|-------+-------------+------------+------------+------------|
| 256MB | (2) 32M x | None | None | None |
| | 36 | | | |
|-------+-------------+------------+------------+------------|
| 272MB | (2) 1M x 36 | (2) 1M x | (2) 16M x | (2) 16M x |
| | | 36 | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 272MB | (2) 16M x | (2) 16M x | (2) 1M x | (2) 1M x |
| | 36 | 36 | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 288MB | (2) 2M x 36 | (2) 2M x | (2) 16M x | (2) 16M x |
| | | 36 | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 288MB | (2) 16M x | (2) 16M x | (2) 2M x | (2) 2M x |
| | 36 | 36 | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 320MB | (2) 4M x 36 | (2) 4M x | (2) 16M x | (2) 16M x |
| | | 36 | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 320MB | (2) 16M x | (2) 16M x | (2) 4M x | (2) 4M x |
| | 36 | 36 | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 384MB | (2) 8M x 36 | (2) 8M x | (2) 16M x | (2) 16M x |
| | | 36 | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 384MB | (2) 16M x | (2) 16M x | (2) 8M x | (2) 8M x |
| | 36 | 36 | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 512MB | (2) 16M x | (2) 16M x | (2) 16M x | (2) 16M x |
| | 36 | 36 | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 512MB | (2) 32M x | (2) 32M x | None | None |
| | 36 | 36 | | |
|-------+-------------+------------+------------+------------|
| 528MB | (2) 1M x 36 | (2) 1M x | (2) 32M x | (2) 32M x |
| | | 36 | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 528MB | (2) 32M x | (2) 32M x | (2) 1M x | (2) 1M x |
| | 36 | 36 | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 544MB | (2) 2M x 36 | (2) 2M x | (2) 32M x | (2) 32M x |
| | | 36 | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 544MB | (2) 32M x | (2) 32M x | (2) 2M x | (2) 2M x |
| | 36 | 36 | 36 | 36 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION (CON’T) |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 |
|---------+-------------+------------+-----------+-----------|
| 576MB | (2) 4M x 36 | (2) 4M x | (2) 32M x | (2) 32M x |
| | | 36 | 36 | 36 |
|---------+-------------+------------+-----------+-----------|
| 576MB | (2) 32M x | (2) 32M x | (2) 4M x | (2) 4M x |
| | 36 | 36 | 36 | 36 |
|---------+-------------+------------+-----------+-----------|
| 640MB | (2) 8M x 36 | (2) 8M x | (2) 32M x | (2) 32M x |
| | | 36 | 36 | 36 |
|---------+-------------+------------+-----------+-----------|
| 640MB | (2) 32M x | (2) 32M x | (2) 8M x | (2) 8M x |
| | 36 | 36 | 36 | 36 |
|---------+-------------+------------+-----------+-----------|
| 768MB | (2) 16M x | (2) 16M x | (2) 32M x | (2) 32M x |
| | 36 | 36 | 36 | 36 |
|---------+-------------+------------+-----------+-----------|
| 768MB | (2) 32M x | (2) 32M x | (2) 16M x | (2) 16M x |
| | 36 | 36 | 36 | 36 |
|---------+-------------+------------+-----------+-----------|
| 1GB | (2) 32M x | (2) 32M x | (2) 32M x | (2) 32M x |
| | 36 | 36 | 36 | 36 |
|------------------------------------------------------------|
| Note: Board accepts BEDO/EDO memory. Board also accepts x |
| 32 SIMMs. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Note: 256KB/512KB cache is located on the Pentium Pro CPU. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION |
|------------------------------------------------------------|
| Speed | JP29 | JP30 | JP31 | JP32 | JP36 | JP37 |
|--------+--------+--------+--------+--------+-------+-------|
| 150MHz | Open | Closed | Closed | Closed |Closed | Open |
|--------+--------+--------+--------+--------+-------+-------|
| 166MHz | Open | Closed | Closed | Closed | Open |Closed |
|--------+--------+--------+--------+--------+-------+-------|
| 180MHz | Closed | Open | Closed | Closed |Closed | Open |
|--------+--------+--------+--------+--------+-------+-------|
| 200MHz | Closed | Open | Closed | Closed | Open |Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| THERMAL CONTROL SELECTION |
|------------------------------------------------------------|
| Turn on | Turn off | JP95 |
| temperature | temperature | |
|--------------------+--------------------+------------------|
| 55 | 51 | Pins 1 & 2 |
| | | closed |
|--------------------+--------------------+------------------|
| 62 | 58 | Pins 2 & 3 |
| | | closed |
|--------------------+--------------------+------------------|
| 69 | 65 | Open |
|------------------------------------------------------------|
| Note: Temperature is in Celsius. |
+------------------------------------------------------------+