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# FIRST INTERNATIONAL COMPUTER, INC.
VA-503
Device Type Mainboard
Processor CX 6X86L/IBM 6X86L/CX 686MX/IBM 6X86MX/AM
K6/Pentium
Processor Speed 133/150/166/200/233/266/300MHz
Chip Set VIA
Video Chip Set None
Maximum Onboard 512MB (EDO & SDRAM supported)
Memory
Maximum Video None
Memory
Cache 512/1024KB
BIOS Unidentified
Dimensions 254mm x 218mm
I/O Options 32-bit PCI slots (3), 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, AGP slot
NPU Options None
(IMG) IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|----------------+-----------+-------------------+-----------|
| AGP slot | AGP | Parallel port | CN3 |
|----------------+-----------+-------------------+-----------|
| ATX power | ATX | Floppy drive | CN4 |
| connector | | interface | |
|----------------+-----------+-------------------+-----------|
| Power LED & | C1/pins 1 | Remote power | CN5 |
| keylock | - 5 | connector | |
|----------------+-----------+-------------------+-----------|
| Turbo LED | C1/pins 6 | IDE interface 1 | CN6 |
| | & 7 | | |
|----------------+-----------+-------------------+-----------|
| Green PC | C1/pins 8 | PS/2 mouse | CN7 |
| connector | & 9 | interface | |
|----------------+-----------+-------------------+-----------|
| Green PC LED | C1/pins | IDE interface 2 | CN8 |
| | 10 & 11 | | |
|----------------+-----------+-------------------+-----------|
| Speaker | C1/pins | CPU fan power | CPU |
| | 12 - 15 | | |
|----------------+-----------+-------------------+-----------|
| IDE interface | C1/pins | EISCA CPU fan | EIC |
| LED | 16 & 17 | connector | |
|----------------+-----------+-------------------+-----------|
| Soft off power | C1/pins | IR connector | IR1 |
| supply | 18 & 19 | | |
|----------------+-----------+-------------------+-----------|
| Reset switch | C1/pins | 32-bit PCI slots | PC1 – PC3 |
| | 20 & 21 | | |
|----------------+-----------+-------------------+-----------|
| Chassis fan | CHA | Remote wake up | RWU |
| power | | connector | |
|----------------+-----------+-------------------+-----------|
| Serial port 1 | CN1 | USB connector | USB |
|----------------+-----------+-------------------+-----------|
| Serial port 2 | CN2 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|-------------------------------+--------+-------------------|
| » | Password disabled | CPW | Open |
|---+---------------------------+--------+-------------------|
| | Password enabled | CPW | Closed |
|---+---------------------------+--------+-------------------|
| » | Power supply select AT | PWR | Pins 1 & 2 closed |
|---+---------------------------+--------+-------------------|
| | Power supply select ATX | PWR | Pins 2 & 3 closed |
|---+---------------------------+--------+-------------------|
| » | Burst type select Intel | SRAM | Pins 1 & 2 closed |
|---+---------------------------+--------+-------------------|
| | Burst type select linear | SRAM | Pins 2 & 3 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 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 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SIMM CONFIGURATION (CON’T) |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 |
|------------------+--------------------+--------------------|
| 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 |
|------------------+--------------------+--------------------|
| 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 | Bank 1 | TAG |
|----------+---------------+---------------+-----------------|
| 512KB | (1) 64K x 64 | None | (1) 16K/32K x 8 |
|----------+---------------+---------------+-----------------|
| 1MB | (1) 64K x 64 | (1) 64K x 64 | (1) 32K x 8 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (CX 6X86L) |
|------------------------------------------------------------|
| CPU |Clock |Multiplier|CLK1 |CLK2 |CLK3|FREQ1|FREQ2|FREQ3|
| speed |speed | | | | | | | |
|-------+------+----------+-----+-----+----+-----+-----+-----|
|133MHz |55MHz | 2x |2 & 3|2 & 3|1 & |1 & 2|1 & 2|2 & 3|
| | | | | | 2 | | | |
|-------+------+----------+-----+-----+----+-----+-----+-----|
|150MHz |60MHz | 2x |2 & 3|1 & 2|1 & |1 & 2|1 & 2|2 & 3|
| | | | | | 2 | | | |
|-------+------+----------+-----+-----+----+-----+-----+-----|
|166MHz |66MHz | 2x |1 & 2|1 & 2|1 & |1 & 2|1 & 2|2 & 3|
| | | | | | 2 | | | |
|------------------------------------------------------------|
|Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (IBM 6X86L) |
|------------------------------------------------------------|
| CPU |Clock |Multiplier|CLK1 |CLK2 |CLK3|FREQ1|FREQ2|FREQ3|
| speed |speed | | | | | | | |
|-------+------+----------+-----+-----+----+-----+-----+-----|
|133MHz |55MHz | 2x |2 & 3|2 & 3|1 & |1 & 2|1 & 2|2 & 3|
| | | | | | 2 | | | |
|-------+------+----------+-----+-----+----+-----+-----+-----|
|150MHz |60MHz | 2x |2 & 3|1 & 2|1 & |1 & 2|1 & 2|2 & 3|
| | | | | | 2 | | | |
|-------+------+----------+-----+-----+----+-----+-----+-----|
|166MHz |66MHz | 2x |1 & 2|1 & 2|1 & |1 & 2|1 & 2|2 & 3|
| | | | | | 2 | | | |
|------------------------------------------------------------|
|Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (CX 6X86MX) |
|------------------------------------------------------------|
| CPU |Clock |Multiplier|CLK1 |CLK2 |CLK3|FREQ1|FREQ2|FREQ3|
| speed |speed | | | | | | | |
|-------+------+----------+-----+-----+----+-----+-----+-----|
|166MHz |50MHz | 3x |2 & 3|2 & 3|2 & |1 & 2|2 & 3|1 & 2|
| | | | | | 3 | | | |
|-------+------+----------+-----+-----+----+-----+-----+-----|
|166MHz |66MHz | 2x |1 & 2|1 & 2|1 & |1 & 2|1 & 2|2 & 3|
| | | | | | 2 | | | |
|-------+------+----------+-----+-----+----+-----+-----+-----|
|166MHz |60MHz | 2.5x |2 & 3|1 & 2|1 & |1 & 2|2 & 3|2 & 3|
| | | | | | 2 | | | |
|-------+------+----------+-----+-----+----+-----+-----+-----|
|200MHz |66MHz | 2.5x |1 & 2|1 & 2|1 & |1 & 2|2 & 3|2 & 3|
| | | | | | 2 | | | |
|-------+------+----------+-----+-----+----+-----+-----+-----|
|200MHz |60MHz | 3x |2 & 3|1 & 2|1 & |1 & 2|2 & 3|1 & 2|
| | | | | | 2 | | | |
|-------+------+----------+-----+-----+----+-----+-----+-----|
|233MHz |66MHz | 3x |1 & 2|1 & 2|1 & |1 & 2|2 & 3|1 & 2|
| | | | | | 2 | | | |
|-------+------+----------+-----+-----+----+-----+-----+-----|
|266MHz |66MHz | 3.5x |1 & 2|1 & 2|1 & |2 & 3|1 & 2|1 & 2|
| | | | | | 2 | | | |
|------------------------------------------------------------|
|Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (IBM 6X86MX) |
|------------------------------------------------------------|
| CPU |Clock |Multiplier|CLK1 |CLK2 |CLK3|FREQ1|FREQ2|FREQ3|
| speed |speed | | | | | | | |
|-------+------+----------+-----+-----+----+-----+-----+-----|
|166MHz |50MHz | 3x |2 & 3|2 & 3|2 & |1 & 2|2 & 3|1 & 2|
| | | | | | 3 | | | |
|-------+------+----------+-----+-----+----+-----+-----+-----|
|166MHz |66MHz | 2x |1 & 2|1 & 2|1 & |1 & 2|1 & 2|2 & 3|
| | | | | | 2 | | | |
|-------+------+----------+-----+-----+----+-----+-----+-----|
|166MHz |60MHz | 2.5x |2 & 3|1 & 2|1 & |1 & 2|2 & 3|2 & 3|
| | | | | | 2 | | | |
|-------+------+----------+-----+-----+----+-----+-----+-----|
|200MHz |66MHz | 2.5x |1 & 2|1 & 2|1 & |1 & 2|2 & 3|2 & 3|
| | | | | | 2 | | | |
|-------+------+----------+-----+-----+----+-----+-----+-----|
|200MHz |60MHz | 3x |2 & 3|1 & 2|1 & |1 & 2|2 & 3|1 & 2|
| | | | | | 2 | | | |
|-------+------+----------+-----+-----+----+-----+-----+-----|
|233MHz |66MHz | 3x |1 & 2|1 & 2|1 & |1 & 2|2 & 3|1 & 2|
| | | | | | 2 | | | |
|-------+------+----------+-----+-----+----+-----+-----+-----|
|266MHz |66MHz | 3.5x |1 & 2|1 & 2|1 & |2 & 3|1 & 2|1 & 2|
| | | | | | 2 | | | |
|------------------------------------------------------------|
|Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (AM K6) |
|------------------------------------------------------------|
| CPU |Clock |Multiplier|CLK1 |CLK2 |CLK3|FREQ1|FREQ2|FREQ3|
| speed |speed | | | | | | | |
|-------+------+----------+-----+-----+----+-----+-----+-----|
|166MHz |66MHz | 2.5x |1 & 2|1 & 2|1 & |2 & 3|2 & 3|1 & 2|
| | | | | | 2 | | | |
|-------+------+----------+-----+-----+----+-----+-----+-----|
|200MHz |66MHz | 3x |1 & 2|1 & 2|1 & |1 & 2|2 & 3|1 & 2|
| | | | | | 2 | | | |
|-------+------+----------+-----+-----+----+-----+-----+-----|
|233MHz |66MHz | 3.5x |1 & 2|1 & 2|1 & |1 & 2|1 & 2|1 & 2|
| | | | | | 2 | | | |
|-------+------+----------+-----+-----+----+-----+-----+-----|
|266MHz |66MHz | 4x |1 & 2|1 & 2|1 & |2 & 3|1 & 2|2 & 3|
| | | | | | 2 | | | |
|-------+------+----------+-----+-----+----+-----+-----+-----|
|300MHz |66MHz | 4.5x |1 & 2|1 & 2|1 & |2 & 3|2 & 3|2 & 3|
| | | | | | 2 | | | |
|------------------------------------------------------------|
|Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (INTEL MMX) |
|------------------------------------------------------------|
| CPU |Clock |Multiplier|CLK1 |CLK2 |CLK3|FREQ1|FREQ2|FREQ3|
| speed |speed | | | | | | | |
|-------+------+----------+-----+-----+----+-----+-----+-----|
|166MHz |66MHz | 2.5x |1 & 2|1 & 2|1 & |2 & 3|2 & 3|1 & 2|
| | | | | | 2 | | | |
|-------+------+----------+-----+-----+----+-----+-----+-----|
|200MHz |66MHz | 3x |1 & 2|1 & 2|1 & |1 & 2|2 & 3|1 & 2|
| | | | | | 2 | | | |
|-------+------+----------+-----+-----+----+-----+-----+-----|
|233MHz |66MHz | 3.5x |1 & 2|1 & 2|1 & |1 & 2|1 & 2|1 & 2|
| | | | | | 2 | | | |
|------------------------------------------------------------|
|Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU VOLTAGE SELECTION (DUAL) |
|------------------------------------------------------------|
| Voltage | V core | VR |
|-----------------+---------------+--------------------------|
| 3.3v | 2.2v | Pins 5 & 6 closed |
|-----------------+---------------+--------------------------|
| 3.3v | 2.8v | Pins 1 & 2 closed |
|-----------------+---------------+--------------------------|
| 3.3v | 2.9v | Pins 1 & 2, 7 & 8 closed |
|-----------------+---------------+--------------------------|
| 3.3v | 3.2v | Pins 1 & 2, 3 & 4 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FLASH BIOS SELECTION |
|------------------------------------------------------------|
| Type | EP1 | EP2 |
|------------------+--------------------+--------------------|
| ATMEL AT29C010 | Pins 1 & 2 closed | Pins 1 & 2 closed |
|------------------+--------------------+--------------------|
| ATMEL AT29C020 | Pins 1 & 2 closed | Pins 2 & 3 closed |
|------------------+--------------------+--------------------|
| Intel 28F001 | Pins 2 & 3 closed | Pins 1 & 2 closed |
|------------------+--------------------+--------------------|
| MXIC MX28F1000 | Pins 2 & 3 closed | Pins 1 & 2 closed |
|------------------+--------------------+--------------------|
| SST 29EE010 | Pins 1 & 2 closed | Pins 1 & 2 closed |
|------------------+--------------------+--------------------|
| SST 29EE020 | Pins 1 & 2 closed | Pins 2 & 3 closed |
|------------------+--------------------+--------------------|
| Windbond 29C020 | Pins 1 & 2 closed | Pins 2 & 3 closed |
+------------------------------------------------------------+