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# TEKRAM TECHNOLOGY CO., LTD.
P5T30-B4E
Device Type Mainboard
Processor CX 6X86/CX 686MX/AM K5/AM K6/Pentium/Pentium
MMX
Processor Speed 75/90/100/120/133/150/166/200/233/266/300MHz
Chip Set Intel 430TX
Maximum Onboard 256MB (EDO & SDRAM supported)
Memory
Cache 512KB
BIOS Award
Dimensions 230mm x 220mm
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 connector, ATX
power connector
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|-----------------+----------+--------------+----------------|
| ATX power | ATX | IDE | J14 |
| connector | | interface | |
| | | LED | |
|-----------------+----------+--------------+----------------|
| Serial port 1 | CN1 | Power LED & | J15/pins |
| | | keylock | 2/4/6/8/10 |
|-----------------+----------+--------------+----------------|
| Serial port 2 | CN2 | Turbo LED | J15/pins 3 & 5 |
|-----------------+----------+--------------+----------------|
| Parallel port | CN3 | Green PC | J15/pins 7 & 9 |
| | | connector | |
|-----------------+----------+--------------+----------------|
| Floppy drive | CN4 | Speaker | J15/pins |
| interface | | | 14/16/18/20 |
|-----------------+----------+--------------+----------------|
| IDE interface 2 | CN5 | Reset switch | J15/pins 17 & |
| | | | 19 |
|-----------------+----------+--------------+----------------|
| IDE interface 1 | CN6 | Soft off | J16 |
| | | power supply | |
|-----------------+----------+--------------+----------------|
| PS/2 mouse | CN7 | 32-bit PCI | PC1 – PC4 |
| interface | | slots | |
|-----------------+----------+--------------+----------------|
| IR connector | IR1 | USB | USB |
| | | connector | |
|-----------------+----------+--------------+----------------|
| Chassis fan | J12 | | |
| power | | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SIMM 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 |
|------------------+--------------------+--------------------|
| 128MB | (2) 16M x 36 | None |
|------------------+--------------------+--------------------|
| 136MB | (2) 16M x 36 | (2) 1M x 36 |
|------------------+--------------------+--------------------|
| 144MB | (2) 16M x 36 | (2) 2M x 36 |
|------------------+--------------------+--------------------|
| 160MB | (2) 16M x 36 | (2) 4M x 36 |
|------------------+--------------------+--------------------|
| 192MB | (2) 16M x 36 | (2) 8M x 36 |
|------------------+--------------------+--------------------|
| 256MB | (2) 16M x 36 | (2) 16M x 36 |
|------------------------------------------------------------|
| Note: Board accepts EDO memory. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 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 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIMM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 2 | Bank 3 |
|------------------+--------------------+--------------------|
| 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) 8M x 64 | None |
|------------------+--------------------+--------------------|
| 64MB | (1) 4M x 64 | (1) 4M x 64 |
|------------------+--------------------+--------------------|
| 72MB | (1) 8M x 64 | (1) 1M x 64 |
|------------------+--------------------+--------------------|
| 80MB | (1) 8M x 64 | (1) 2M x 64 |
|------------------+--------------------+--------------------|
| 96MB | (1) 8M x 64 | (1) 4M x 64 |
|------------------+--------------------+--------------------|
| 128MB | (1) 16M x 64 | None |
|------------------+--------------------+--------------------|
| 128MB | (1) 8M x 64 | (1) 8M x 64 |
|------------------+--------------------+--------------------|
| 136MB | (1) 16M x 64 | (1) 1M x 64 |
|------------------+--------------------+--------------------|
| 144MB | (1) 16M x 64 | (1) 2M x 64 |
|------------------+--------------------+--------------------|
| 160MB | (1) 16M x 64 | (1) 4M x 64 |
|------------------+--------------------+--------------------|
| 192MB | (1) 16M x 64 | (1) 8M x 64 |
|------------------+--------------------+--------------------|
| 256MB | (1) 16M x 64 | (1) 16M x 64 |
|------------------------------------------------------------|
| Note: Board accepts SDRAM memory. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 |
|----------------------------+-------------------------------|
| 512KB | (1) 64K x 64 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (CX 6X86) |
|------------------------------------------------------------|
| CPU |Clock |Multiplier|JBF0 |JBF1 |JBF2 |JFS0 |JFS1 |JFS2|
| speed |speed | | | | | | | |
|-------+------+----------+-----+-----+-----+-----+-----+----|
|120MHz |50MHz | 2x |2 & 3|1 & 2|1 & 2|2 & 3|2 & 3|2 & |
| | | | | | | | | 3 |
|-------+------+----------+-----+-----+-----+-----+-----+----|
|133MHz |55MHz | 2x |2 & 3|1 & 2|1 & 2|2 & 3|2 & 3|1 & |
| | | | | | | | | 2 |
|-------+------+----------+-----+-----+-----+-----+-----+----|
|150MHz |60MHz | 2x |2 & 3|1 & 2|1 & 2|2 & 3|1 & 2|1 & |
| | | | | | | | | 2 |
|-------+------+----------+-----+-----+-----+-----+-----+----|
|166MHz |66MHz | 2x |2 & 3|1 & 2|1 & 2|1 & 2|1 & 2|1 & |
| | | | | | | | | 2 |
|-------+------+----------+-----+-----+-----+-----+-----+----|
|200MHz |75MHz | 2x |2 & 3|1 & 2|1 & 2|1 & 2|2 & 3|1 & |
| | | | | | | | | 2 |
|------------------------------------------------------------|
|Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (CX 6X86MX) |
|------------------------------------------------------------|
| CPU |Clock |Multiplier|JBF0 |JBF1 |JBF2 |JFS0 |JFS1 |JFS2|
| speed |speed | | | | | | | |
|-------+------+----------+-----+-----+-----+-----+-----+----|
|166MHz |60MHz | 2.5x |2 & 3|2 & 3|1 & 2|2 & 3|1 & 2|1 & |
| | | | | | | | | 2 |
|-------+------+----------+-----+-----+-----+-----+-----+----|
|166MHz |66MHz | 2x |2 & 3|1 & 2|1 & 2|1 & 2|1 & 2|1 & |
| | | | | | | | | 2 |
|-------+------+----------+-----+-----+-----+-----+-----+----|
|200MHz |66MHz | 2.5x |2 & 3|2 & 3|1 & 2|1 & 2|1 & 2|1 & |
| | | | | | | | | 2 |
|-------+------+----------+-----+-----+-----+-----+-----+----|
|200MHz |75MHz | 2x |2 & 3|1 & 2|1 & 2|1 & 2|2 & 3|1 & |
| | | | | | | | | 2 |
|-------+------+----------+-----+-----+-----+-----+-----+----|
|233MHz |75MHz | 2.5x |2 & 3|2 & 3|1 & 2|1 & 2|2 & 3|1 & |
| | | | | | | | | 2 |
|------------------------------------------------------------|
|Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (AM K5) |
|------------------------------------------------------------|
| CPU |Clock |Multiplier|JBF0 |JBF1 |JBF2 |JFS0 |JFS1 |JFS2|
| speed |speed | | | | | | | |
|-------+------+----------+-----+-----+-----+-----+-----+----|
| 75MHz |50MHz | 1.5x |1 & 2|1 & 2|1 & 2|2 & 3|2 & 3|2 & |
| | | | | | | | | 3 |
|-------+------+----------+-----+-----+-----+-----+-----+----|
| 90MHz |60MHz | 1.5x |1 & 2|1 & 2|1 & 2|2 & 3|1 & 2|1 & |
| | | | | | | | | 2 |
|-------+------+----------+-----+-----+-----+-----+-----+----|
|100MHz |66MHz | 1.5x |1 & 2|1 & 2|1 & 2|1 & 2|1 & 2|1 & |
| | | | | | | | | 2 |
|-------+------+----------+-----+-----+-----+-----+-----+----|
|120MHz |60MHz | 1.5x |1 & 2|1 & 2|1 & 2|2 & 3|1 & 2|1 & |
| | | | | | | | | 2 |
|-------+------+----------+-----+-----+-----+-----+-----+----|
|133MHz |66MHz | 1.5x |1 & 2|1 & 2|1 & 2|1 & 2|1 & 2|1 & |
| | | | | | | | | 2 |
|-------+------+----------+-----+-----+-----+-----+-----+----|
|150MHz |60MHz | 2.5x |2 & 3|2 & 3|1 & 2|2 & 3|1 & 2|1 & |
| | | | | | | | | 2 |
|-------+------+----------+-----+-----+-----+-----+-----+----|
|166MHz |66MHz | 2.5x |2 & 3|2 & 3|1 & 2|1 & 2|1 & 2|1 & |
| | | | | | | | | 2 |
|-------+------+----------+-----+-----+-----+-----+-----+----|
|200MHz |66MHz | 3x |1 & 2|2 & 3|1 & 2|1 & 2|1 & 2|1 & |
| | | | | | | | | 2 |
|------------------------------------------------------------|
|Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (AM K6) |
|------------------------------------------------------------|
| CPU |Clock |Multiplier|JBF0 |JBF1 |JBF2 |JFS0 |JFS1 |JFS2|
| speed |speed | | | | | | | |
|-------+------+----------+-----+-----+-----+-----+-----+----|
|166MHz |66MHz | 2.5x |2 & 3|2 & 3|1 & 2|1 & 2|1 & 2|1 & |
| | | | | | | | | 2 |
|-------+------+----------+-----+-----+-----+-----+-----+----|
|200MHz |66MHz | 3x |1 & 2|2 & 3|1 & 2|1 & 2|1 & 2|1 & |
| | | | | | | | | 2 |
|-------+------+----------+-----+-----+-----+-----+-----+----|
|233MHz |66MHz | 3.5x |1 & 2|1 & 2|1 & 2|1 & 2|1 & 2|1 & |
| | | | | | | | | 2 |
|-------+------+----------+-----+-----+-----+-----+-----+----|
|266MHz |66MHz | 4x |2 & 3|1 & 2|2 & 3|1 & 2|1 & 2|1 & |
| | | | | | | | | 2 |
|-------+------+----------+-----+-----+-----+-----+-----+----|
|300MHz |66MHz | 4.5x |2 & 3|2 & 3|2 & 3|1 & 2|1 & 2|1 & |
| | | | | | | | | 2 |
|------------------------------------------------------------|
|Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (INTEL) |
|------------------------------------------------------------|
| CPU |Clock |Multiplier|JBF0 |JBF1 |JBF2 |JFS0 |JFS1 |JFS2|
| speed |speed | | | | | | | |
|-------+------+----------+-----+-----+-----+-----+-----+----|
| 75MHz |50MHz | 1.5x |1 & 2|1 & 2|1 & 2|2 & 3|2 & 3|2 & |
| | | | | | | | | 3 |
|-------+------+----------+-----+-----+-----+-----+-----+----|
| 90MHz |60MHz | 1.5x |1 & 2|1 & 2|1 & 2|2 & 3|1 & 2|1 & |
| | | | | | | | | 2 |
|-------+------+----------+-----+-----+-----+-----+-----+----|
|100MHz |66MHz | 1.5x |1 & 2|1 & 2|1 & 2|1 & 2|1 & 2|1 & |
| | | | | | | | | 2 |
|-------+------+----------+-----+-----+-----+-----+-----+----|
|120MHz |60MHz | 2x |2 & 3|1 & 2|1 & 2|2 & 3|1 & 2|1 & |
| | | | | | | | | 2 |
|-------+------+----------+-----+-----+-----+-----+-----+----|
|133MHz |66MHz | 2x |2 & 3|1 & 2|1 & 2|1 & 2|1 & 2|1 & |
| | | | | | | | | 2 |
|-------+------+----------+-----+-----+-----+-----+-----+----|
|150MHz |60MHz | 2.5x |2 & 3|2 & 3|1 & 2|2 & 3|1 & 2|1 & |
| | | | | | | | | 2 |
|-------+------+----------+-----+-----+-----+-----+-----+----|
|166MHz |66MHz | 2.5x |2 & 3|2 & 3|1 & 2|1 & 2|1 & 2|1 & |
| | | | | | | | | 2 |
|-------+------+----------+-----+-----+-----+-----+-----+----|
|200MHz |66MHz | 3x |1 & 2|2 & 3|1 & 2|1 & 2|1 & 2|1 & |
| | | | | | | | | 2 |
|------------------------------------------------------------|
|Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (INTEL MMX) |
|------------------------------------------------------------|
| CPU |Clock |Multiplier|JBF0 |JBF1 |JBF2 |JFS0 |JFS1 |JFS2|
| speed |speed | | | | | | | |
|-------+------+----------+-----+-----+-----+-----+-----+----|
|166MHz |66MHz | 2.5x |2 & 3|2 & 3|1 & 2|1 & 2|1 & 2|1 & |
| | | | | | | | | 2 |
|-------+------+----------+-----+-----+-----+-----+-----+----|
|200MHz |66MHz | 3x |1 & 2|2 & 3|1 & 2|1 & 2|1 & 2|1 & |
| | | | | | | | | 2 |
|-------+------+----------+-----+-----+-----+-----+-----+----|
|233MHz |66MHz | 3.5x |1 & 2|1 & 2|1 & 2|1 & 2|1 & 2|1 & |
| | | | | | | | | 2 |
|------------------------------------------------------------|
|Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU VOLTAGE SELECTION (SINGLE) |
|------------------------------------------------------------|
| Voltage | JP1 |
|----------------------------+-------------------------------|
| 3.3v | Pins 1 & 2 closed |
|----------------------------+-------------------------------|
| 3.5v | Pins 3 & 4 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU VOLTAGE SELECTION (DUAL) |
|------------------------------------------------------------|
| Voltage | JP2/pins 1 | JP2/pins 3 | JP2/pins 5 | JP2/pins |
| | & 2 | & 4 | & 6 | 7 & 8 |
|---------+-------------+------------+------------+----------|
| 2.2v | Open | Closed | Open | Open |
|---------+-------------+------------+------------+----------|
| 2.8v | Open | Open | Open | Closed |
|---------+-------------+------------+------------+----------|
| 2.9v | Closed | Open | Open | Closed |
|---------+-------------+------------+------------+----------|
| 3.2v | Closed | Closed | Open | Open |
+------------------------------------------------------------+