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# BCM ADVANCED RESEARCH, INC.
SQ594
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 128MB (EDO supported)
Memory
Maximum Video None
Memory
Cache 256/512KB
BIOS Award
Dimensions 254mm x 218mm
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, USB connectors (2)
NPU Options None
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|-------------------+----------+------------------+----------|
| PS/2 mouse | J1 | Power LED & | J20 |
| interface | | keylock | |
|-------------------+----------+------------------+----------|
| Parallel port | J3 | Speaker | J21 |
|-------------------+----------+------------------+----------|
| Serial port 1 | J8 | Green PC LED | J23 |
|-------------------+----------+------------------+----------|
| Serial port 2 | J9 | Green PC | J24 |
| | | connector | |
|-------------------+----------+------------------+----------|
| IDE interface 1 | J11 | IDE interface | J25 |
| | | LED | |
|-------------------+----------+------------------+----------|
| Floppy drive | J12 | Turbo LED | J26 |
| interface | | | |
|-------------------+----------+------------------+----------|
| IDE interface 2 | J13 | Reset switch | J28 |
|-------------------+----------+------------------+----------|
| USB connector 2 | J17 | IR connector | J29 |
|-------------------+----------+------------------+----------|
| USB connector 1 | J18 | 32-bit PCI slots | PC1 – |
| | | | PC4 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|-------------------------------------+---------+------------|
| » | CMOS memory normal operation | JP10 | Open |
|---+---------------------------------+---------+------------|
| | CMOS memory clear | JP10 | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIMM/DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 |
|--------+------------+------------+------------+------------|
| 8MB | (2) 1M x | None | None | None |
| | 36 | | | |
|--------+------------+------------+------------+------------|
| 8MB | None | None | (1) 1M x | None |
| | | | 64 | |
|--------+------------+------------+------------+------------|
| 16MB | (2) 2M x | None | None | None |
| | 36 | | | |
|--------+------------+------------+------------+------------|
| 16MB | None | None | (1) 2M x | None |
| | | | 64 | |
|--------+------------+------------+------------+------------|
| 16MB | (2) 1M x | (2) 1M x | None | None |
| | 36 | 36 | | |
|--------+------------+------------+------------+------------|
| 16MB | None | None | (1) 1M x | (1) 1M x |
| | | | 64 | 64 |
|--------+------------+------------+------------+------------|
| 32MB | (2) 4M x | None | None | None |
| | 36 | | | |
|--------+------------+------------+------------+------------|
| 32MB | None | None | (1) 4M x | None |
| | | | 64 | |
|--------+------------+------------+------------+------------|
| 32MB | (2) 2M x | (2) 2M x | None | None |
| | 36 | 36 | | |
|--------+------------+------------+------------+------------|
| 32MB | None | None | (1) 2M x | (1) 2M x |
| | | | 64 | 64 |
|--------+------------+------------+------------+------------|
| 40MB | (2) 4M x | (2) 1M x | None | None |
| | 36 | 36 | | |
|--------+------------+------------+------------+------------|
| 48MB | (2) 4M x | (2) 2M x | None | None |
| | 36 | 36 | | |
|--------+------------+------------+------------+------------|
| 64MB | (2) 8M x | None | None | None |
| | 36 | | | |
|--------+------------+------------+------------+------------|
| 64MB | None | None | (1) 8M x | None |
| | | | 64 | |
|--------+------------+------------+------------+------------|
| 64MB | None | None | (1) 4M x | (1) 4M x |
| | | | 64 | 64 |
|--------+------------+------------+------------+------------|
| 64MB | (2) 4M x | (2) 4M x | None | None |
| | 36 | 36 | | |
|--------+------------+------------+------------+------------|
| 72MB | (2) 8M x | (2) 1M x | None | None |
| | 36 | 36 | | |
|--------+------------+------------+------------+------------|
| 80MB | (2) 8M x | (2) 2M x | None | None |
| | 36 | 36 | | |
|--------+------------+------------+------------+------------|
| 96MB | (2) 4M x | (2) 8M x | None | None |
| | 36 | 36 | | |
|--------+------------+------------+------------+------------|
| 96MB | (2) 8M x | (2) 4M x | None | None |
| | 36 | 36 | | |
|--------+------------+------------+------------+------------|
| 128MB | (2) 8M x | (2) 8M x | None | None |
| | 36 | 36 | | |
|------------------------------------------------------------|
| Note: Board accepts EDO memory. Banks 0 & 1 are |
| interchangeable. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIMM VOLTAGE CONFIGURATION |
|------------------------------------------------------------|
| Voltage | JP1 |
|----------------------------+-------------------------------|
| 3.3v | Pins 1 & 2 closed |
|----------------------------+-------------------------------|
| 5v | Pins 2 & 3 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 |
|----------------------------+-------------------------------|
| 256KB | (2) 32K x 32 |
|----------------------------+-------------------------------|
| 512KB | (2) 64K x 32 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (CYRIX) |
|------------------------------------------------------------|
|CPU speed|Clock speed|Multiplier| JP2 | JP3 | JP4 |JP5 |
|---------+-----------+----------+-------+-------+------+----|
| 120MHz | 50MHz | 2x |Closed |Closed |Closed|Open|
|---------+-----------+----------+-------+-------+------+----|
| 133MHz | 60MHz | 2x | Open | Open |Closed|Open|
|---------+-----------+----------+-------+-------+------+----|
| 150MHz | 66MHz | 2x | Open |Closed |Closed|Open|
|---------+-----------+----------+-------+-------+------+----|
| 166MHz | 60MHz | 2x |Closed | Open |Closed|Open|
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (AMD) |
|------------------------------------------------------------|
|CPU speed|Clock speed|Multiplier| JP2 | JP3 | JP4 | JP5 |
|---------+-----------+----------+------+------+------+------|
| 75MHz | 50MHz | 1.5x |Closed|Closed| Open | Open |
|---------+-----------+----------+------+------+------+------|
| 90MHz | 60MHz | 1.5x | Open |Closed| Open | Open |
|---------+-----------+----------+------+------+------+------|
| 100MHz | 66MHz | 1.5x |Closed| Open | Open | Open |
|---------+-----------+----------+------+------+------+------|
| 120MHz | 60MHz | 2x | Open |Closed|Closed| Open |
|---------+-----------+----------+------+------+------+------|
| 133MHz | 66MHz | 2x |Closed| Open |Closed| Open |
|---------+-----------+----------+------+------+------+------|
| 150MHz | 60MHz | 2.5x | Open |Closed|Closed|Closed|
|---------+-----------+----------+------+------+------+------|
| 166MHz | 66MHz | 2.5x |Closed| Open |Closed|Closed|
|---------+-----------+----------+------+------+------+------|
| 180MHz | 60MHz | 3x | Open |Closed| Open |Closed|
|---------+-----------+----------+------+------+------+------|
| 200MHz | 66MHz | 3x |Closed| Open | Open |Closed|
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (INTEL) |
|------------------------------------------------------------|
|CPU speed|Clock speed|Multiplier| JP2 | JP3 | JP4 | JP5 |
|---------+-----------+----------+------+------+------+------|
| 75MHz | 50MHz | 1.5x |Closed|Closed| Open | Open |
|---------+-----------+----------+------+------+------+------|
| 90MHz | 60MHz | 1.5x | Open |Closed| Open | Open |
|---------+-----------+----------+------+------+------+------|
| 100MHz | 66MHz | 1.5x |Closed| Open | Open | Open |
|---------+-----------+----------+------+------+------+------|
| 120MHz | 60MHz | 2x | Open |Closed|Closed| Open |
|---------+-----------+----------+------+------+------+------|
| 133MHz | 66MHz | 2x |Closed| Open |Closed| Open |
|---------+-----------+----------+------+------+------+------|
| 150MHz | 60MHz | 2.5x | Open |Closed|Closed|Closed|
|---------+-----------+----------+------+------+------+------|
| 166MHz | 66MHz | 2.5x |Closed| Open |Closed|Closed|
|---------+-----------+----------+------+------+------+------|
| 180MHz | 60MHz | 3x | Open |Closed| Open |Closed|
|---------+-----------+----------+------+------+------+------|
| 200MHz | 66MHz | 3x |Closed| Open | Open |Closed|
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU VOLTAGE SELECTION (CYRIX) |
|------------------------------------------------------------|
| CPU type | Voltage | JP6 | JP7 | JP8 | JP9 |
|-------------+----------+--------+--------+--------+--------|
| STD | 3.15v – | Closed | Open | Closed | Closed |
| | 3.6v | | | | |
|-------------+----------+--------+--------+--------+--------|
| VRE | 3.4v – | Open | Open | Closed | Closed |
| | 3.6v | | | | |
|-------------+----------+--------+--------+--------+--------|
| N/A (future | 2.5v | Closed | Closed | Open | Open |
| use) | | | | | |
|-------------+----------+--------+--------+--------+--------|
| N/A (future | 2.8v | Closed | Open | Open | Open |
| use) | | | | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU VOLTAGE SELECTION (AMD) |
|------------------------------------------------------------|
| CPU type | Voltage | JP6 | JP7 | JP8 | JP9 |
|-------------+------------+--------+------+--------+--------|
| AM K5 (STD) | 3.135v – | Closed | Open | Closed | Closed |
| | 3.6v | | | | |
|-------------+------------+--------+------+--------+--------|
| AM K5 (VRE) | 3.4v – | Open | Open | Closed | Closed |
| | 3.6v | | | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU VOLTAGE SELECTION (INTEL, SINGLE) |
|------------------------------------------------------------|
| CPU type | Voltage | JP6 | JP7 | JP8 | JP9 |
|-------------+------------+--------+------+--------+--------|
| AM K5 (STD) | 3.135v – | Closed | Open | Closed | Closed |
| | 3.6v | | | | |
|-------------+------------+--------+------+--------+--------|
| AM K5 (VRE) | 3.4v – | Open | Open | Closed | Closed |
| | 3.6v | | | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU VOLTAGE SELECTION (INTEL, DUAL) |
|------------------------------------------------------------|
| CPU type | Voltage | Vcore | JP6 | JP7 | JP8 | JP9 |
|----------+---------+-------+--------+--------+------+------|
| P55C | 3.38v | 2.5v | Closed | Closed | Open | Open |
|----------+---------+-------+--------+--------+------+------|
| P55C | 3.38v | 2.8v | Closed | Open | Open | Open |
+------------------------------------------------------------+