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# EFA CORPORATION
P5TSVX-ATX
Processor CX M1/AM K5/Pentium
Processor Speed 75/90/100/120/133/150/166/200MHz
Chip Set Intel
Video Chip Set None
Maximum Onboard 64MB (EDO supported)
Memory
Maximum Video None
Memory
Cache 256/512KB
BIOS Award
Dimensions 305mm x 244mm
I/O Options 32-bit PCI slots (4), floppy drive interface,
game/MIDI port, green PC connector, IDE
interfaces (2), parallel port, PS/2 mouse
port, serial ports (2), cache slot, IR
connector, USB connectors (2), ATX power
connector, line in connector, line out
connector, microphone connector
NPU Options None
(IMG) IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|-------------------+----------+-----------------+-----------|
| ATX power | ATX | IDE interface 2 | CN12 |
| connector | | | |
|-------------------+----------+-----------------+-----------|
| Game/MIDI port | CN1 | IDE interface 1 | CN13 |
|-------------------+----------+-----------------+-----------|
| Microphone in | CN2 | Power LED & | J45 pins |
| connector | | keylock | 1 – 5 |
|-------------------+----------+-----------------+-----------|
| Line out | CN3 | External | J45 pins |
| connector | | battery | 6 - 9 |
|-------------------+----------+-----------------+-----------|
| Line in connector | CN4 | Soft on power | JP1 pins |
| | | supply | 1 & 2 |
|-------------------+----------+-----------------+-----------|
| Serial port 2 | CN5 | Green PC | JP1 pins |
| | | connector | 3 & 4 |
|-------------------+----------+-----------------+-----------|
| Serial port 1 | CN6 | IR connector | JP1 pins |
| | | | 6 - 12 |
|-------------------+----------+-----------------+-----------|
| Parallel port | CN7 | IDE interface | JP1 pins |
| | | LED | 14 & 15 |
|-------------------+----------+-----------------+-----------|
| USB connector 1 | CN8 | Reset switch | JP1 pins |
| | | | 21 & 22 |
|-------------------+----------+-----------------+-----------|
| USB connector 2 | CN9 | Speaker | JP1 pins |
| | | | 23 - 26 |
|-------------------+----------+-----------------+-----------|
| PS/2 mouse port | CN10 | 32-bit PCI | PC1 – PC4 |
| | | slots | |
|-------------------+----------+-----------------+-----------|
| Floppy drive | CN11 | Cache slot | SL1 |
| interface | | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|-------------------------------------+-------+--------------|
| » | Factory configured - do not | JP2/A | Unidentified |
| | alter | | |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | JP2/B | Unidentified |
| | alter | | |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | JP11 | Unidentified |
| | alter | | |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | JP35 | Unidentified |
| | alter | | |
|---+---------------------------------+-------+--------------|
| » | CMOS memory normal operation | JP44 | Open |
|---+---------------------------------+-------+--------------|
| | CMOS memory clear | JP44 | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 |
|----------------+---------------------+---------------------|
| 8MB | (2) 1M x 36 | None |
|----------------+---------------------+---------------------|
| 16MB | (2) 2M x 36 | None |
|----------------+---------------------+---------------------|
| 16MB | (2) 1M x 36 | (2) 1M x 36 |
|----------------+---------------------+---------------------|
| 24MB | (2) 2M x 36 | (2) 1M x 36 |
|----------------+---------------------+---------------------|
| 32MB | (2) 4M x 36 | None |
|----------------+---------------------+---------------------|
| 32MB | (2) 2M x 36 | (2) 2M x 36 |
|----------------+---------------------+---------------------|
| 40MB | (2) 4M x 36 | (2) 1M x 36 |
|----------------+---------------------+---------------------|
| 48MB | (2) 4M x 36 | (2) 2M x 36 |
|----------------+---------------------+---------------------|
| 64MB | (2) 8M x 36 | None |
|----------------+---------------------+---------------------|
| 64MB | (2) 4M x 36 | (2) 4M x 36 |
|----------------+---------------------+---------------------|
| 72MB | (2) 8M x 36 | (2) 1M x 36 |
|----------------+---------------------+---------------------|
| 80MB | (2) 8M x 36 | (2) 2M x 36 |
|----------------+---------------------+---------------------|
| 96MB | (2) 8M x 36 | (2) 4M x 36 |
|----------------+---------------------+---------------------|
| 128MB | (2) 8M x 36 | (2) 8M x 36 |
|------------------------------------------------------------|
| Note: Board accepts EDO memory. Banks are interchangeable. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIMM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 2 | Bank 3 |
|---------------+----------------------+---------------------|
| 8MB | (1) 1M x 64 | None |
|---------------+----------------------+---------------------|
| 16MB | (1) 2M x 64 | None |
|---------------+----------------------+---------------------|
| 16MB | (1) 1M x 64 | (1) 1M x 64 |
|---------------+----------------------+---------------------|
| 24MB | (1) 2M x 64 | (1) 1M x 64 |
|---------------+----------------------+---------------------|
| 32MB | (1) 4M x 64 | None |
|---------------+----------------------+---------------------|
| 32MB | (1) 2M x 64 | (1) 2M x 64 |
|---------------+----------------------+---------------------|
| 40MB | (1) 4M x 64 | (1) 1M x 64 |
|---------------+----------------------+---------------------|
| 48MB | (1) 4M x 64 | (1) 2M x 64 |
|---------------+----------------------+---------------------|
| 64MB | (1) 4M x 64 | (1) 4M x 64 |
|------------------------------------------------------------|
| Note: The location of banks 2 & 3 are unidentified. Do not |
| install DIMMs & SIMMs at the same time. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | SL1 | TAG |
|-------+--------------+----------------------+--------------|
| 256KB | (2) 32K x 32 | Not installed | Unidentified |
|-------+--------------+----------------------+--------------|
| 512KB | (2) 32K x 32 | 256KB module | Unidentified |
| | | installed | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (CYRIX) |
|------------------------------------------------------------|
|CPU speed| Clock |Multiplier|JP17 |JP18 |JP32 |JP33 |JP34 |
| | speed | | | | | | |
|---------+---------+----------+-----+-----+-----+-----+-----|
| 120MHz | 50MHz | 2x |1 & 2|2 & 3|2 & 3|2 & 3|2 & 3|
|---------+---------+----------+-----+-----+-----+-----+-----|
| 133MHz | 55MHz | 2x |1 & 2|2 & 3|2 & 3|2 & 3|1 & 2|
|---------+---------+----------+-----+-----+-----+-----+-----|
| 150MHz | 60MHz | 2x |1 & 2|2 & 3|1 & 2|2 & 3|2 & 3|
|---------+---------+----------+-----+-----+-----+-----+-----|
| 166MHz | 66MHz | 2x |1 & 2|2 & 3|2 & 3|1 & 2|2 & 3|
|------------------------------------------------------------|
|Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (AMD) |
|------------------------------------------------------------|
|CPU speed| Clock |Multiplier|JP17 |JP18 |JP32 |JP33 |JP34 |
| | speed | | | | | | |
|---------+---------+----------+-----+-----+-----+-----+-----|
| 75MHz | 50MHz | 1.5x |2 & 3|2 & 3|2 & 3|2 & 3|2 & 3|
|---------+---------+----------+-----+-----+-----+-----+-----|
| 90MHz | 60MHz | 1.5x |2 & 3|2 & 3|1 & 2|2 & 3|2 & 3|
|---------+---------+----------+-----+-----+-----+-----+-----|
| 100MHz | 66MHz | 1.5x |2 & 3|2 & 3|2 & 3|1 & 2|2 & 3|
|---------+---------+----------+-----+-----+-----+-----+-----|
| 120MHz | 60MHz | 1.5x |2 & 3|2 & 3|1 & 2|2 & 3|2 & 3|
|---------+---------+----------+-----+-----+-----+-----+-----|
| 133MHz | 66MHz | 1.5x |2 & 3|2 & 3|2 & 3|1 & 2|2 & 3|
|---------+---------+----------+-----+-----+-----+-----+-----|
| 150MHz | 60MHz | 2x |1 & 2|2 & 3|1 & 2|2 & 3|2 & 3|
|---------+---------+----------+-----+-----+-----+-----+-----|
| 166MHz | 66MHz | 2x |1 & 2|2 & 3|2 & 3|1 & 2|2 & 3|
|------------------------------------------------------------|
|Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (INTEL) |
|------------------------------------------------------------|
|CPU speed| Clock |Multiplier|JP17 |JP18 |JP32 |JP33 |JP34 |
| | speed | | | | | | |
|---------+---------+----------+-----+-----+-----+-----+-----|
| 75MHz | 50MHz | 1.5x |2 & 3|2 & 3|2 & 3|2 & 3|2 & 3|
|---------+---------+----------+-----+-----+-----+-----+-----|
| 90MHz | 60MHz | 1.5x |2 & 3|2 & 3|1 & 2|2 & 3|2 & 3|
|---------+---------+----------+-----+-----+-----+-----+-----|
| 100MHz | 66MHz | 1.5x |2 & 3|2 & 3|2 & 3|1 & 2|2 & 3|
|---------+---------+----------+-----+-----+-----+-----+-----|
| 120MHz | 60MHz | 2x |1 & 2|2 & 3|1 & 2|2 & 3|2 & 3|
|---------+---------+----------+-----+-----+-----+-----+-----|
| 133MHz | 66MHz | 2x |1 & 2|2 & 3|2 & 3|1 & 2|2 & 3|
|---------+---------+----------+-----+-----+-----+-----+-----|
| 150MHz | 60MHz | 2.5x |1 & 2|1 & 2|1 & 2|2 & 3|2 & 3|
|---------+---------+----------+-----+-----+-----+-----+-----|
| 166MHz | 66MHz | 2.5x |1 & 2|1 & 2|2 & 3|1 & 2|2 & 3|
|---------+---------+----------+-----+-----+-----+-----+-----|
| 200MHz | 66MHz | 3x |2 & 3|1 & 2|2 & 3|1 & 2|2 & 3|
|------------------------------------------------------------|
|Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU VOLTAGE SELECTION (SINGLE) |
|------------------------------------------------------------|
| Voltage | JP2/F | JP2/G |
|--------------------+--------------------+------------------|
| 3.3v | Open | Closed |
|--------------------+--------------------+------------------|
| 3.5v | Closed | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU VOLTAGE SELECTION (DUAL) |
|------------------------------------------------------------|
|Voltage | V core | JP2/C | JP2/D | JP2/E | JP2/F | JP2/G |
|--------+--------+--------+--------+--------+-------+-------|
| 3.3v | 2.5v | Open | Open | Closed | Open |Closed |
|--------+--------+--------+--------+--------+-------+-------|
| 3.3v | 2.7v | Open | Closed | Open | Open |Closed |
|--------+--------+--------+--------+--------+-------+-------|
| 3.3v | 2.9v | Closed | Open | Open | Open |Closed |
|--------+--------+--------+--------+--------+-------+-------|
| 3.5v | 2.5v | Open | Open | Closed |Closed | Open |
|--------+--------+--------+--------+--------+-------+-------|
| 3.5v | 2.7v | Open | Closed | Open |Closed | Open |
|--------+--------+--------+--------+--------+-------+-------|
| 3.5v | 2.9v | Closed | Open | Open |Closed | Open |
+------------------------------------------------------------+