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# TMC RESEARCH CORPORATION
AI5VG (VER. 1.0)
Processor CX 6X86/CX 6X86L/CX 686MX/AM K5/AM K6/Pentium
Processor Speed 90/100/120/133/150/166/200/233/266MHz
Chip Set VIA
Video Chip Set None
Maximum Onboard 384MB (EDO supported)
Memory
Maximum Video None
Memory
Cache 512KB
BIOS Unidentified
Dimensions 330mm 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 | Chassis fan | J13 |
| | | power | |
|------------------+----------+----------------+-------------|
| ATX power | ATX | IR connector | J14 |
| connector | | | |
|------------------+----------+----------------+-------------|
| IDE interface 2 | CN1 | CPU fan power | J15 |
|------------------+----------+----------------+-------------|
| IDE interface 1 | CN2 | Speaker | J16/pins 1 |
| | | | - 4 |
|------------------+----------+----------------+-------------|
| Parallel port | J2 | Soft off power | J16/pins 7 |
| | | supply | & 17 |
|------------------+----------+----------------+-------------|
| Floppy drive | J5 | Turbo LED | J16/pins 8 |
| interface | | | & 18 |
|------------------+----------+----------------+-------------|
| PS/2 mouse port | J8 | Reset switch | J16/pins 9 |
| | | | & 19 |
|------------------+----------+----------------+-------------|
| Serial port 2 | J9 | IDE interface | J16/pins 10 |
| | | LED | & 20 |
|------------------+----------+----------------+-------------|
| Serial port 1 | J10 | Power LED & | J16/pins 11 |
| | | keylock | - 15 |
|------------------+----------+----------------+-------------|
| USB connector | J11 | 32-bit PCI | PC1 – PC3 |
| | | slots | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|----------------------------------+-------+-----------------|
| » | CMOS memory normal operation | JP4 | Pins 1 & 2 |
| | | | closed |
|---+------------------------------+-------+-----------------|
| | CMOS memory clear | JP4 | Pins 2 & 3 |
| | | | closed |
|---+------------------------------+-------+-----------------|
| | Power type select AT | SW1/8 | On |
|---+------------------------------+-------+-----------------|
| | Power type select ATX | SW1/8 | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 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 | Bank 4 |
|------------+---------------+---------------+---------------|
| 8MB | None | (1) 1M x 64 | None |
|------------+---------------+---------------+---------------|
| 16MB | None | (1) 2M x 64 | None |
|------------+---------------+---------------+---------------|
| 16MB | (1) 1M x 64 | (1) 1M x 64 | None |
|------------+---------------+---------------+---------------|
| 24MB | (1) 1M x 64 | (1) 2M x 64 | None |
|------------+---------------+---------------+---------------|
| 24MB | (1) 1M x 64 | (1) 1M x 64 | (1) 1M x 64 |
|------------+---------------+---------------+---------------|
| 32MB | None | (1) 4M x 64 | None |
|------------+---------------+---------------+---------------|
| 32MB | (1) 2M x 64 | (1) 2M x 64 | None |
|------------+---------------+---------------+---------------|
| 40MB | (1) 1M x 64 | (1) 4M x 64 | None |
|------------+---------------+---------------+---------------|
| 48MB | (1) 2M x 64 | (1) 4M x 64 | None |
|------------+---------------+---------------+---------------|
| 48MB | (1) 2M x 64 | (1) 2M x 64 | (1) 2M x 64 |
|------------+---------------+---------------+---------------|
| 64MB | None | (1) 8M x 64 | None |
|------------+---------------+---------------+---------------|
| 64MB | (1) 4M x 64 | (1) 4M x 64 | None |
|------------+---------------+---------------+---------------|
| 72MB | (1) 1M x 64 | (1) 8M x 64 | None |
|------------+---------------+---------------+---------------|
| 80MB | (1) 2M x 64 | (1) 8M x 64 | None |
|------------+---------------+---------------+---------------|
| 96MB | (1) 4M x 64 | (1) 8M x 64 | None |
|------------+---------------+---------------+---------------|
| 96MB | (1) 4M x 64 | (1) 4M x 64 | (1) 4M x 64 |
|------------+---------------+---------------+---------------|
| 128MB | None | (1) 16M x 64 | None |
|------------+---------------+---------------+---------------|
| 128MB | (1) 8M x 64 | (1) 8M x 64 | None |
|------------+---------------+---------------+---------------|
| 136MB | (1) 1M x 64 | (1) 16M x 64 | None |
|------------+---------------+---------------+---------------|
| 144MB | (1) 2M x 64 | (1) 16M x 64 | None |
|------------+---------------+---------------+---------------|
| 160MB | (1) 4M x 64 | (1) 16M x 64 | None |
|------------+---------------+---------------+---------------|
| 192MB | (1) 8M x 64 | (1) 16M x 64 | None |
|------------+---------------+---------------+---------------|
| 192MB | (1) 8M x 64 | (1) 8M x 64 | (1) 8M x 64 |
|------------+---------------+---------------+---------------|
| 256MB | (1) 16M x 64 | (1) 16M x 64 | None |
|------------+---------------+---------------+---------------|
| 384MB | (1) 16M x 64 | (1) 16M x 64 | (1) 16M x 64 |
|------------------------------------------------------------|
| Note: Board accepts EDO memory. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 |
|----------------------------+-------------------------------|
| 512KB | (1) 64K x 64 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (CX 6X86/6X 86L) |
|------------------------------------------------------------|
| CPU speed | Clock | Multiplier | SW1/1 | SW1/2 | SW1/3 |
| | speed | | | | |
|-----------+-----------+------------+-------+-------+-------|
| 150MHz | 60MHz | 2x | On | Off | Off |
|-----------+-----------+------------+-------+-------+-------|
| 166MHz | 66MHz | 2x | Off | Off | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (CX 6X86/6X 86L, CON’T) |
|------------------------------------------------------------|
|CPU speed|Clock speed|Multiplier|SW1/4 |SW1/5 |SW1/6 |SW1/7 |
|---------+-----------+----------+------+------+------+------|
| 150MHz | 60MHz | 2x | Off | On | Off | Off |
|---------+-----------+----------+------+------+------+------|
| 166MHz | 66MHz | 2x | Off | On | Off | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (CX 6X86MX) |
|------------------------------------------------------------|
| CPU speed | Clock | Multiplier | SW1/1 | SW1/2 | SW1/3 |
| | speed | | | | |
|-----------+-----------+------------+-------+-------+-------|
| 200MHz | 66MHz | 2.5x | Off | Off | Off |
|-----------+-----------+------------+-------+-------+-------|
| 233MHz | 66MHz | 3x | Off | Off | Off |
|-----------+-----------+------------+-------+-------+-------|
| 266MHz | 66MHz | 3.5x | Off | Off | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (CX 6X86MX, CON’T) |
|------------------------------------------------------------|
|CPU speed|Clock speed|Multiplier|SW1/4 |SW1/5 |SW1/6 |SW1/7 |
|---------+-----------+----------+------+------+------+------|
| 200MHz | 66MHz | 2.5x | Off | On | On | Off |
|---------+-----------+----------+------+------+------+------|
| 233MHz | 66MHz | 3x | Off | Off | On | Off |
|---------+-----------+----------+------+------+------+------|
| 266MHz | 66MHz | 3.5x | Off | Off | Off | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (AM K5) |
|------------------------------------------------------------|
| CPU speed | Clock | Multiplier | SW1/1 | SW1/2 | SW1/3 |
| | speed | | | | |
|-----------+-----------+------------+-------+-------+-------|
| 90MHz | 60MHz | 1.5x | On | Off | Off |
|-----------+-----------+------------+-------+-------+-------|
| 100MHz | 66MHz | 1.5x | Off | Off | Off |
|-----------+-----------+------------+-------+-------+-------|
| 133MHz | 66MHz | 2x | Off | Off | Off |
|-----------+-----------+------------+-------+-------+-------|
| 166MHz | 66MHz | 2.5x | Off | Off | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (AM K5, CON’T) |
|------------------------------------------------------------|
|CPU speed|Clock speed|Multiplier|SW1/4 |SW1/5 |SW1/6 |SW1/7 |
|---------+-----------+----------+------+------+------+------|
| 90MHz | 60MHz | 1.5x | Off | Off | Off | Off |
|---------+-----------+----------+------+------+------+------|
| 100MHz | 66MHz | 1.5x | Off | Off | Off | Off |
|---------+-----------+----------+------+------+------+------|
| 133MHz | 66MHz | 2x | Off | On | Off | Off |
|---------+-----------+----------+------+------+------+------|
| 166MHz | 66MHz | 2.5x | Off | On | On | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (AM K6) |
|------------------------------------------------------------|
| CPU speed | Clock | Multiplier | SW1/1 | SW1/2 | SW1/3 |
| | speed | | | | |
|-----------+-----------+------------+-------+-------+-------|
| 166MHz | 66MHz | 2.5x | Off | Off | Off |
|-----------+-----------+------------+-------+-------+-------|
| 200MHz | 66MHz | 3x | Off | Off | Off |
|-----------+-----------+------------+-------+-------+-------|
| 233MHz | 66MHz | 3.5x | Off | Off | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (AM K6, CON’T) |
|------------------------------------------------------------|
|CPU speed|Clock speed|Multiplier|SW1/4 |SW1/5 |SW1/6 |SW1/7 |
|---------+-----------+----------+------+------+------+------|
| 166MHz | 66MHz | 2.5x | Off | On | On | Off |
|---------+-----------+----------+------+------+------+------|
| 200MHz | 66MHz | 3x | Off | Off | On | Off |
|---------+-----------+----------+------+------+------+------|
| 233MHz | 66MHz | 3.5x | Off | Off | Off | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (INTEL) |
|------------------------------------------------------------|
| CPU speed | Clock | Multiplier | SW1/1 | SW1/2 | SW1/3 |
| | speed | | | | |
|-----------+-----------+------------+-------+-------+-------|
| 90MHz | 60MHz | 1.5x | On | Off | Off |
|-----------+-----------+------------+-------+-------+-------|
| 100MHz | 66MHz | 1.5x | Off | Off | Off |
|-----------+-----------+------------+-------+-------+-------|
| 120MHz | 60MHz | 2x | On | Off | Off |
|-----------+-----------+------------+-------+-------+-------|
| 133MHz | 66MHz | 2x | Off | Off | Off |
|-----------+-----------+------------+-------+-------+-------|
| 150MHz | 60MHz | 2.5x | On | Off | Off |
|-----------+-----------+------------+-------+-------+-------|
| 166MHz | 66MHz | 2.5x | Off | Off | Off |
|-----------+-----------+------------+-------+-------+-------|
| 200MHz | 66MHz | 3x | Off | Off | Off |
|-----------+-----------+------------+-------+-------+-------|
| 233MHz | 66MHz | 3.5x | Off | Off | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (INTEL, CON’T) |
|------------------------------------------------------------|
|CPU speed|Clock speed|Multiplier|SW1/4 |SW1/5 |SW1/6 |SW1/7 |
|---------+-----------+----------+------+------+------+------|
| 90MHz | 60MHz | 1.5x | Off | Off | Off | Off |
|---------+-----------+----------+------+------+------+------|
| 100MHz | 66MHz | 1.5x | Off | Off | Off | Off |
|---------+-----------+----------+------+------+------+------|
| 120MHz | 60MHz | 2x | Off | On | Off | Off |
|---------+-----------+----------+------+------+------+------|
| 133MHz | 66MHz | 2x | Off | On | Off | Off |
|---------+-----------+----------+------+------+------+------|
| 150MHz | 60MHz | 2.5x | Off | On | On | Off |
|---------+-----------+----------+------+------+------+------|
| 166MHz | 66MHz | 2.5x | Off | On | On | Off |
|---------+-----------+----------+------+------+------+------|
| 200MHz | 66MHz | 3x | Off | Off | On | Off |
|---------+-----------+----------+------+------+------+------|
| 233MHz | 66MHz | 3.5x | Off | Off | Off | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU VOLTAGE SELECTION (SINGLE) |
|------------------------------------------------------------|
| Voltage | SW2/1 | SW2/2 | SW2/3 | SW2/4 |
|------------+-----------+-----------+-----------+-----------|
| 3.5v | On | On | On | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU VOLTAGE SELECTION (DUAL) |
|------------------------------------------------------------|
| Voltage | V core | SW2/1 | SW2/2 | SW2/3 | SW2/4 |
|----------+----------+---------+---------+---------+--------|
| 3.3v | 2.1v | On | Off | Off | Off |
|----------+----------+---------+---------+---------+--------|
| 3.3v | 2.5v | On | Off | On | Off |
|----------+----------+---------+---------+---------+--------|
| 3.3v | 2.6v | Off | On | On | Off |
|----------+----------+---------+---------+---------+--------|
| 3.3v | 2.7v | On | On | On | Off |
|----------+----------+---------+---------+---------+--------|
| 3.3v | 2.8v | Off | Off | Off | On |
|----------+----------+---------+---------+---------+--------|
| 3.3v | 2.9v | On | Off | Off | On |
|----------+----------+---------+---------+---------+--------|
| 3.3v | 3.0v | Off | On | Off | On |
|----------+----------+---------+---------+---------+--------|
| 3.3v | 3.1v | On | On | Off | On |
|----------+----------+---------+---------+---------+--------|
| 3.3v | 3.2v | Off | Off | On | On |
|----------+----------+---------+---------+---------+--------|
| 3.3v | 3.5v | On | On | On | On |
+------------------------------------------------------------+