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# FREE COMPUTER TECHNOLOGY, INC.
P5F78
Processor CX 6X86/CX 6X86L/CX 6X86MX/IBM 6X86/ IBM
6X86L/ IBM 6X86MX AM K5/AM K6/Pentium
Processor Speed 90/100/120/133/150/166/200/233MHz
Chip Set Intel
Video Chip Set None
Maximum Onboard 256MB (EDO supported)
Memory
Maximum Video None
Memory
Cache 256/512KB
BIOS Award
Dimensions 305mm x 244mm
I/O Options 32-bit PCI slots (5), floppy drive interface,
IDE interfaces (2), parallel port, PS/2 mouse
port, serial ports (2), IR connector, USB
connectors (2), ATX power connector
NPU Options None
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|----------------+----------+---------------------+----------|
| ATX power | ATX | Serial port 1 | CN3 |
| connector | | | |
|----------------+----------+---------------------+----------|
| Power LED & | C1 | USB connector 1 | CN4 |
| keylock | | | |
|----------------+----------+---------------------+----------|
| Speaker | C2 | USB connector 2 | CN5 |
|----------------+----------+---------------------+----------|
| Soft off power | C3 | PS/2 mouse port | CN6 |
| supply | | | |
|----------------+----------+---------------------+----------|
| Reset switch | C4 | Floppy drive | CN7 |
| | | interface | |
|----------------+----------+---------------------+----------|
| Turbo LED | C5 | IDE interface 2 | CN8 |
|----------------+----------+---------------------+----------|
| IDE interface | C6 | IDE interface 1 | CN9 |
| LED | | | |
|----------------+----------+---------------------+----------|
| Chassis fan | C7 | System Management | CN10 |
| power | | Connector | |
|----------------+----------+---------------------+----------|
| Chassis fan | C8 | Switching Regulator | CN11 |
| power | | | |
|----------------+----------+---------------------+----------|
| Parallel port | CN1 | IR connector | IR1 |
|----------------+----------+---------------------+----------|
| Serial port 2 | CN2 | 32-bit PCI slots | PC1 – |
| | | | PC5 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|----------------------------------+-------+-----------------|
| » | CMOS memory normal operation | JP3 | Open |
|---+------------------------------+-------+-----------------|
| | CMOS memory clear | JP3 | Pins 2 & 3 |
| | | | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIMM/SIMM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 | Bank 4 |
|------+----------+----------+----------+----------+---------|
| 8MB | (2) 1M x | None | None | None | None |
| | 36 | | | | |
|------+----------+----------+----------+----------+---------|
| 8MB | None | None | (1) 1M x | None | None |
| | | | 64 | | |
|------+----------+----------+----------+----------+---------|
| 16MB | (2) 2M x | None | None | None | None |
| | 36 | | | | |
|------+----------+----------+----------+----------+---------|
| 16MB | (2) 1M x | (2) 1M x | None | None | None |
| | 36 | 36 | | | |
|------+----------+----------+----------+----------+---------|
| 16MB | None | None | (1) 2M x | None | None |
| | | | 64 | | |
|------+----------+----------+----------+----------+---------|
| 16MB | None | None | (1) 1M x | (1) 1M x | None |
| | | | 64 | 64 | |
|------+----------+----------+----------+----------+---------|
| 16MB | None | (2) 1M x | (1) 1M x | None | None |
| | | 36 | 64 | | |
|------+----------+----------+----------+----------+---------|
| 24MB | (2) 2M x | (2) 1M x | None | None | None |
| | 36 | 36 | | | |
|------+----------+----------+----------+----------+---------|
| 24MB | None | None | (1) 2M x | (1) 1M x | None |
| | | | 64 | 64 | |
|------+----------+----------+----------+----------+---------|
| 24MB | None | None | (1) 1M x | (1) 1M x | (1) 1M |
| | | | 64 | 64 | x 64 |
|------+----------+----------+----------+----------+---------|
| 24MB | (2) 1M x | (2) 1M x | (1) 1M x | None | None |
| | 36 | 36 | 64 | | |
|------+----------+----------+----------+----------+---------|
| 24MB | (2) 1M x | None | (1) 1M x | None | (1) 1M |
| | 36 | | 64 | | x 64 |
|------+----------+----------+----------+----------+---------|
| 32MB | (2) 4M x | None | None | None | None |
| | 36 | | | | |
|------+----------+----------+----------+----------+---------|
| 32MB | (2) 2M x | (2) 2M x | None | None | None |
| | 36 | 36 | | | |
|------+----------+----------+----------+----------+---------|
| 32MB | None | None | (1) 4M x | None | None |
| | | | 64 | | |
|------+----------+----------+----------+----------+---------|
| 32MB | None | None | (1) 2M x | (1) 2M x | None |
| | | | 64 | 64 | |
|------+----------+----------+----------+----------+---------|
| 32MB | (2) 1M x | (2) 1M x | (1) 2M x | None | None |
| | 36 | 36 | 64 | | |
|------+----------+----------+----------+----------+---------|
| 40MB | (2) 4M x | (2) 1M x | None | None | None |
| | 36 | 36 | | | |
|------+----------+----------+----------+----------+---------|
| 40MB | None | None | (1) 4M x | (1) 1M x | None |
| | | | 64 | 64 | |
|------+----------+----------+----------+----------+---------|
| 40MB | (2) 2M x | (2) 2M x | (1) 1M x | None | None |
| | 36 | 36 | 64 | | |
|------+----------+----------+----------+----------+---------|
| 48MB | (2) 4M x | (2) 2M x | None | None | None |
| | 36 | 36 | | | |
|------+----------+----------+----------+----------+---------|
| 48MB | None | None | (1) 4M x | (1) 2M x | None |
| | | | 64 | 64 | |
|------+----------+----------+----------+----------+---------|
| 48MB | None | None | (1) 2M x | (1) 2M x | (1) 2M |
| | | | 64 | 64 | x 64 |
|------+----------+----------+----------+----------+---------|
| 48MB | (2) 2M x | (2) 2M x | (1) 2M x | None | None |
| | 36 | 36 | 64 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIMM/SIMM CONFIGURATION (CON’T) |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 | Bank 4 |
|-------+----------+----------+----------+---------+---------|
| 48MB | (2) 1M x | (2) 1M x | (1) 4M x | None | None |
| | 36 | 36 | 64 | | |
|-------+----------+----------+----------+---------+---------|
| 48MB | None | (2) 2M x | (1) 2M x | (1) 2M | None |
| | | 36 | 64 | x 64 | |
|-------+----------+----------+----------+---------+---------|
| 48MB | (2) 2M x | None | (1) 2M x | None | (1) 2M |
| | 36 | | 64 | | x 64 |
|-------+----------+----------+----------+---------+---------|
| 64MB | (2) 8M x | None | None | None | None |
| | 36 | | | | |
|-------+----------+----------+----------+---------+---------|
| 64MB | (2) 4M x | (2) 4M x | None | None | None |
| | 36 | 36 | | | |
|-------+----------+----------+----------+---------+---------|
| 64MB | None | None | (1) 8M x | None | None |
| | | | 64 | | |
|-------+----------+----------+----------+---------+---------|
| 64MB | None | None | (1) 4M x | (1) 4M | None |
| | | | 64 | x 64 | |
|-------+----------+----------+----------+---------+---------|
| 64MB | (2) 2M x | (2) 2M x | (1) 4M x | None | None |
| | 36 | 36 | 64 | | |
|-------+----------+----------+----------+---------+---------|
| 72MB | (2) 8M x | (2) 1M x | None | None | None |
| | 36 | 36 | | | |
|-------+----------+----------+----------+---------+---------|
| 72MB | None | None | (1) 8M x | (1) 1M | None |
| | | | 64 | x 64 | |
|-------+----------+----------+----------+---------+---------|
| 72MB | (2) 4M x | (2) 4M x | (1) 1M x | None | None |
| | 36 | 36 | 64 | | |
|-------+----------+----------+----------+---------+---------|
| 80MB | (2) 8M x | (2) 2M x | None | None | None |
| | 36 | 36 | | | |
|-------+----------+----------+----------+---------+---------|
| 80MB | None | None | (1) 8M x | (1) 2M | None |
| | | | 64 | x 64 | |
|-------+----------+----------+----------+---------+---------|
| 80MB | (2) 4M x | (2) 4M x | (1) 2M x | None | None |
| | 36 | 36 | 64 | | |
|-------+----------+----------+----------+---------+---------|
| 96MB | (2) 8M x | (2) 4M x | None | None | None |
| | 36 | 36 | | | |
|-------+----------+----------+----------+---------+---------|
| 96MB | None | None | (1) 8M x | (1) 4M | None |
| | | | 64 | x 64 | |
|-------+----------+----------+----------+---------+---------|
| 96MB | None | None | (1) 4M x | (1) 4M | (1) 4M |
| | | | 64 | x 64 | x 64 |
|-------+----------+----------+----------+---------+---------|
| 96MB | (2) 4M x | (2) 4M x | (1) 4M x | None | None |
| | 36 | 36 | 64 | | |
|-------+----------+----------+----------+---------+---------|
| 96MB | None | (2) 4M x | (1) 4M x | (1) 4M | None |
| | | 36 | 64 | x 64 | |
|-------+----------+----------+----------+---------+---------|
| 96MB | (2) 4M x | None | (1) 4M x | None | (1) 4M |
| | 36 | | 64 | | x 64 |
|-------+----------+----------+----------+---------+---------|
| 128MB | (2) 8M x | (2) 8M x | None | None | None |
| | 36 | 36 | | | |
|-------+----------+----------+----------+---------+---------|
| 128MB | (2) 16M | None | None | None | None |
| | x 36 | | | | |
|-------+----------+----------+----------+---------+---------|
| 128MB | None | None | (1) 8M x | (1) 8M | None |
| | | | 64 | x 64 | |
|-------+----------+----------+----------+---------+---------|
| 128MB | None | None | (1) 8M x | None | (1) 8M |
| | | | 64 | | x 64 |
|-------+----------+----------+----------+---------+---------|
| 136MB | (2) 16M | (2) 1M x | None | None | None |
| | x 36 | 36 | | | |
|-------+----------+----------+----------+---------+---------|
| 136MB | (2) 8M x | (2) 8M x | (1) 1M x | None | None |
| | 36 | 36 | 64 | | |
|-------+----------+----------+----------+---------+---------|
| 136MB | None | (2) 8M x | (1) 1M x | (1) 8M | None |
| | | 36 | 64 | x 64 | |
|-------+----------+----------+----------+---------+---------|
| 136MB | (2) 8M x | None | (1) 8M x | None | (1) 1M |
| | 36 | | 64 | | x 64 |
|-------+----------+----------+----------+---------+---------|
| 144MB | (2) 16M | (2) 2M x | None | None | None |
| | x 36 | 36 | | | |
|-------+----------+----------+----------+---------+---------|
| 144MB | (2) 8M x | (2) 8M x | (1) 2M x | None | None |
| | 36 | 36 | 64 | | |
|-------+----------+----------+----------+---------+---------|
| 152MB | None | (2) 1M x | (1) 2M x | (1) 16M | None |
| | | 36 | 64 | x 64 | |
|-------+----------+----------+----------+---------+---------|
| 160MB | (2) 16M | (2) 4M x | None | None | None |
| | x 36 | 36 | | | |
|-------+----------+----------+----------+---------+---------|
| 160MB | (2) 8M x | (2) 8M x | (1) 4M x | None | None |
| | 36 | 36 | 64 | | |
|-------+----------+----------+----------+---------+---------|
| 192MB | (2) 16M | (2) 8M x | None | None | None |
| | x 36 | 36 | | | |
|-------+----------+----------+----------+---------+---------|
| 192MB | None | None | (1) 8M x | None | (1) 16M |
| | | | 64 | | x 64 |
|-------+----------+----------+----------+---------+---------|
| 256MB | (2) 16M | (2) 16M | None | None | None |
| | x 36 | x 36 | | | |
|-------+----------+----------+----------+---------+---------|
| 256MB | None | None | (1) 16M | None | (1) 16M |
| | | | x 64 | | x 64 |
|-------+----------+----------+----------+---------+---------|
| 256MB | (2) 16M | None | (1) 16M | None | None |
| | x 36 | | x 64 | | |
|------------------------------------------------------------|
| Note: Board accepts EDO memory. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | TAG |
|------------------+--------------------+--------------------|
| 256KB | (2) 32K x 32 | Unidentified |
|------------------+--------------------+--------------------|
| 512KB | (2) 64K x 32 | Unidentified |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (CX 6X86/6X86L) |
|------------------------------------------------------------|
|CPU speed|Clock speed|Multiplier|SW2/1 |SW2/2 |SW2/3 |SW2/4 |
|---------+-----------+----------+------+------+------+------|
| 133MHz | 55MHz | 2x | On | Off | On | On |
|---------+-----------+----------+------+------+------+------|
| 150MHz | 60MHz | 2x | On | Off | On | Off |
|---------+-----------+----------+------+------+------+------|
| 166MHz | 66MHz | 2x | On | Off | Off | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (IBM 6X86/6X86L) |
|------------------------------------------------------------|
|CPU speed|Clock speed|Multiplier|SW2/1 |SW2/2 |SW2/3 |SW2/4 |
|---------+-----------+----------+------+------+------+------|
| 133MHz | 55MHz | 2x | On | Off | On | On |
|---------+-----------+----------+------+------+------+------|
| 150MHz | 60MHz | 2x | On | Off | On | Off |
|---------+-----------+----------+------+------+------+------|
| 166MHz | 66MHz | 2x | On | Off | Off | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (CX 6X86MX) |
|------------------------------------------------------------|
|CPU speed|Clock speed|Multiplier|SW2/1 |SW2/2 |SW2/3 |SW2/4 |
|---------+-----------+----------+------+------+------+------|
| 166MHz | 60MHz | 2.5x | On | On | On | Off |
|---------+-----------+----------+------+------+------+------|
| 200MHz | 66MHz | 2.5x | On | On | Off | Off |
|---------+-----------+----------+------+------+------+------|
| 233MHz | 66MHz | 3x | Off | On | Off | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (IBM 6X86MX) |
|------------------------------------------------------------|
|CPU speed|Clock speed|Multiplier|SW2/1 |SW2/2 |SW2/3 |SW2/4 |
|---------+-----------+----------+------+------+------+------|
| 166MHz | 60MHz | 2.5x | On | On | On | Off |
|---------+-----------+----------+------+------+------+------|
| 200MHz | 66MHz | 2.5x | On | On | Off | Off |
|---------+-----------+----------+------+------+------+------|
| 233MHz | 66MHz | 3x | Off | On | Off | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (AM K5) |
|------------------------------------------------------------|
|CPU speed|Clock speed|Multiplier|SW2/1 |SW2/2 |SW2/3 |SW2/4 |
|---------+-----------+----------+------+------+------+------|
| 90MHz | 60MHz | 1.5x | Off | Off | On | Off |
|---------+-----------+----------+------+------+------+------|
| 100MHz | 66MHz | 1.5x | Off | Off | Off | Off |
|---------+-----------+----------+------+------+------+------|
| 120MHz | 60MHz | 1.5x | Off | Off | On | Off |
|---------+-----------+----------+------+------+------+------|
| 133MHz | 66MHz | 1.5x | On | Off | Off | Off |
|---------+-----------+----------+------+------+------+------|
| 150MHz | 60MHz | 1.75x | On | On | On | Off |
|---------+-----------+----------+------+------+------+------|
| 166MHz | 66MHz | 1.75x | On | On | Off | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (AM K6) |
|------------------------------------------------------------|
|CPU speed|Clock speed|Multiplier|SW2/1 |SW2/2 |SW2/3 |SW2/4 |
|---------+-----------+----------+------+------+------+------|
| 166MHz | 66MHz | 2.5x | On | On | Off | Off |
|---------+-----------+----------+------+------+------+------|
| 200MHz | 66MHz | 3x | Off | On | Off | Off |
|---------+-----------+----------+------+------+------+------|
| 233MHz | 66MHz | 3.5x | Off | Off | Off | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (INTEL) |
|------------------------------------------------------------|
|CPU speed|Clock speed|Multiplier|SW2/1 |SW2/2 |SW2/3 |SW2/4 |
|---------+-----------+----------+------+------+------+------|
| 90MHz | 60MHz | 1.5x | Off | Off | On | Off |
|---------+-----------+----------+------+------+------+------|
| 100MHz | 66MHz | 1.5x | Off | Off | Off | Off |
|---------+-----------+----------+------+------+------+------|
| 120MHz | 60MHz | 2x | On | Off | On | Off |
|---------+-----------+----------+------+------+------+------|
| 133MHz | 66MHz | 2x | On | Off | Off | Off |
|---------+-----------+----------+------+------+------+------|
| 150MHz | 60MHz | 2.5x | On | On | On | Off |
|---------+-----------+----------+------+------+------+------|
| 166MHz | 66MHz | 2.5x | On | On | Off | Off |
|---------+-----------+----------+------+------+------+------|
| 200MHz | 66MHz | 3x | Off | On | Off | Off |
|---------+-----------+----------+------+------+------+------|
| 233MHz | 66MHz | 3.5x | Off | Off | Off | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU VOLTAGE SELECTION |
|------------------------------------------------------------|
| Voltage | SW1/1 | SW1/2 | SW1/3 | SW1/4 |
|---------+------------+------------+------------+-----------|
| 2.5v | On | Off | Off | Off |
|---------+------------+------------+------------+-----------|
| 2.8v | Off | On | Off | Off |
|---------+------------+------------+------------+-----------|
| 2.9v | Off | Off | On | Off |
|---------+------------+------------+------------+-----------|
| 3.2v | Off | Off | Off | On |
|---------+------------+------------+------------+-----------|
| 3.3v | Any | Any | Any | Any |
| | setting | setting | setting | setting |
|---------+------------+------------+------------+-----------|
| 3.5v | Any | Any | Any | Any |
| | setting | setting | setting | setting |
+------------------------------------------------------------+