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# TRIGEM MICROSYSTEMS, INC.
LI545
Device Type Mainboard
Processor CX 6X86/CX 686MX/AM K5/AM K6/Pentium/Pentium
MMX
Processor Speed 90/100/120/133/150/166/200/233/266MHz
Chip Set VIA VT82C597
Video Chip Set None
Maximum Onboard 384MB (EDO & SDRAM supported)
Memory
Maximum Video None
Memory
Cache 256/512KB
BIOS AMI
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), IR connector, USB
connectors (2), ATX power connector, AGP
slot, line in, line out, microphone in, audio
in – CD-ROM
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|-----------------+----------+--------------------+----------|
| AGP slot | AGP | Microphone in | CN2 |
|-----------------+----------+--------------------+----------|
| ATX power | ATX | Line in | CN3 |
| connector | | | |
|-----------------+----------+--------------------+----------|
| Wake on LAN | C1 | Line out | CN4 |
| connector | | | |
|-----------------+----------+--------------------+----------|
| Reset switch | C2 | Serial port 2 | CN5 |
|-----------------+----------+--------------------+----------|
| Soft off power | C3 | Serial port 1 | CN6 |
| supply | | | |
|-----------------+----------+--------------------+----------|
| Green PC | C4 | Parallel port | CN7 |
| connector | | | |
|-----------------+----------+--------------------+----------|
| Power LED | C5 | USB connector 1 | CN8 |
|-----------------+----------+--------------------+----------|
| IDE interface | C6 | USB connector 2 | CN9 |
| LED | | | |
|-----------------+----------+--------------------+----------|
| Keylock | C7 | PS/2 mouse port | CN10 |
|-----------------+----------+--------------------+----------|
| Speaker | C8 | IDE interface 1 | CN11 |
|-----------------+----------+--------------------+----------|
| CPU fan power | C9 | IDE interface 2 | CN12 |
|-----------------+----------+--------------------+----------|
| Audio in – | C10 | Floppy drive | CN13 |
| CD-ROM | | interface | |
|-----------------+----------+--------------------+----------|
| IR connector | C11 | 32-bit PCI slots | PC1 – |
| | | | PC4 |
|-----------------+----------+--------------------+----------|
| Game/MIDI port | CN1 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|----------------------------------+-------+-----------------|
| » | CMOS memory normal operation | J3 | Pins 1 & 2 |
| | | | closed |
|---+------------------------------+-------+-----------------|
| | CMOS memory clear | J3 | Pins 2 & 3 |
| | | | closed |
|---+------------------------------+-------+-----------------|
| » | Aging select final aging | J12 | Pins 2 & 3 |
| | | | closed |
|---+------------------------------+-------+-----------------|
| | Aging select normal | J12 | Pins 1 & 2 |
| | | | closed |
|---+------------------------------+-------+-----------------|
| | Password enabled | SW1/8 | Off |
|---+------------------------------+-------+-----------------|
| | Password disabled | SW1/8 | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIMM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | Bank 2 |
|------------+---------------+---------------+---------------|
| 8MB | (1) 1M x 64 | None | None |
|------------+---------------+---------------+---------------|
| 16MB | (1) 2M x 64 | None | None |
|------------+---------------+---------------+---------------|
| 16MB | (1) 1M x 64 | (1) 1M x 64 | None |
|------------+---------------+---------------+---------------|
| 24MB | (1) 2M x 64 | (1) 1M x 64 | None |
|------------+---------------+---------------+---------------|
| 24MB | (1) 1M x 64 | (1) 1M x 64 | (1) 1M x 64 |
|------------+---------------+---------------+---------------|
| 32MB | (1) 4M x 64 | None | None |
|------------+---------------+---------------+---------------|
| 32MB | (1) 2M x 64 | (1) 1M x 64 | (1) 1M x 64 |
|------------+---------------+---------------+---------------|
| 32MB | (1) 2M x 64 | (1) 2M x 64 | None |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIMM CONFIGURATION (CON’T) |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | Bank 2 |
|------------+---------------+---------------+---------------|
| 40MB | (1) 4M x 64 | (1) 1M x 64 | None |
|------------+---------------+---------------+---------------|
| 40MB | (1) 2M x 64 | (1) 2M x 64 | (1) 1M x 64 |
|------------+---------------+---------------+---------------|
| 48MB | (1) 4M x 64 | (1) 1M x 64 | (1) 1M x 64 |
|------------+---------------+---------------+---------------|
| 48MB | (1) 4M x 64 | (1) 2M x 64 | None |
|------------+---------------+---------------+---------------|
| 48MB | (1) 2M x 64 | (1) 2M x 64 | (1) 2M x 64 |
|------------+---------------+---------------+---------------|
| 56MB | (1) 4M x 64 | (1) 2M x 64 | (1) 1M x 64 |
|------------+---------------+---------------+---------------|
| 64MB | (1) 8M x 64 | None | None |
|------------+---------------+---------------+---------------|
| 64MB | (1) 4M x 64 | (1) 2M x 64 | (1) 2M x 64 |
|------------+---------------+---------------+---------------|
| 64MB | (1) 4M x 64 | (1) 4M x 64 | None |
|------------+---------------+---------------+---------------|
| 72MB | (1) 8M x 64 | (1) 1M x 64 | None |
|------------+---------------+---------------+---------------|
| 72MB | (1) 4M x 64 | (1) 4M x 64 | (1) 1M x 64 |
|------------+---------------+---------------+---------------|
| 80MB | (1) 8M x 64 | (1) 1M x 64 | (1) 1M x 64 |
|------------+---------------+---------------+---------------|
| 80MB | (1) 8M x 64 | (1) 2M x 64 | None |
|------------+---------------+---------------+---------------|
| 80MB | (1) 4M x 64 | (1) 4M x 64 | (1) 2M x 64 |
|------------+---------------+---------------+---------------|
| 88MB | (1) 8M x 64 | (1) 2M x 64 | (1) 1M x 64 |
|------------+---------------+---------------+---------------|
| 96MB | (1) 8M x 64 | (1) 2M x 64 | (1) 2M x 64 |
|------------+---------------+---------------+---------------|
| 96MB | (1) 8M x 64 | (1) 4M x 64 | None |
|------------+---------------+---------------+---------------|
| 96MB | (1) 4M x 64 | (1) 4M x 64 | (1) 4M x 64 |
|------------+---------------+---------------+---------------|
| 104MB | (1) 8M x 64 | (1) 4M x 64 | (1) 1M x 64 |
|------------+---------------+---------------+---------------|
| 112MB | (1) 8M x 64 | (1) 4M x 64 | (1) 2M x 64 |
|------------+---------------+---------------+---------------|
| 128MB | (1) 16M x 64 | None | None |
|------------+---------------+---------------+---------------|
| 128MB | (1) 8M x 64 | (1) 4M x 64 | (1) 4M x 64 |
|------------+---------------+---------------+---------------|
| 128MB | (1) 8M x 64 | (1) 8M x 64 | None |
|------------+---------------+---------------+---------------|
| 136MB | (1) 16M x 64 | (1) 1M x 64 | None |
|------------+---------------+---------------+---------------|
| 136MB | (1) 8M x 64 | (1) 8M x 64 | (1) 1M x 64 |
|------------+---------------+---------------+---------------|
| 144MB | (1) 16M x 64 | (1) 1M x 64 | (1) 1M x 64 |
|------------+---------------+---------------+---------------|
| 144MB | (1) 16M x 64 | (1) 2M x 64 | None |
|------------+---------------+---------------+---------------|
| 144MB | (1) 8M x 64 | (1) 8M x 64 | (1) 2M x 64 |
|------------+---------------+---------------+---------------|
| 152MB | (1) 16M x 64 | (1) 2M x 64 | (1) 1M x 64 |
|------------+---------------+---------------+---------------|
| 160MB | (1) 16M x 64 | (1) 2M x 64 | (1) 2M x 64 |
|------------+---------------+---------------+---------------|
| 160MB | (1) 16M x 64 | (1) 4M x 64 | None |
|------------+---------------+---------------+---------------|
| 160MB | (1) 8M x 64 | (1) 8M x 64 | (1) 4M x 64 |
|------------+---------------+---------------+---------------|
| 168MB | (1) 16M x 64 | (1) 4M x 64 | (1) 1M x 64 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIMM CONFIGURATION (CON’T) |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | Bank 2 |
|------------+---------------+---------------+---------------|
| 176MB | (1) 16M x 64 | (1) 4M x 64 | (1) 2M x 64 |
|------------+---------------+---------------+---------------|
| 192MB | (1) 16M x 64 | (1) 4M x 64 | (1) 4M x 64 |
|------------+---------------+---------------+---------------|
| 192MB | (1) 16M x 64 | (1) 8M x 64 | None |
|------------+---------------+---------------+---------------|
| 192MB | (1) 8M x 64 | (1) 8M x 64 | (1) 8M x 64 |
|------------+---------------+---------------+---------------|
| 200MB | (1) 16M x 64 | (1) 8M x 64 | (1) 1M x 64 |
|------------+---------------+---------------+---------------|
| 208MB | (1) 16M x 64 | (1) 8M x 64 | (1) 2M x 64 |
|------------+---------------+---------------+---------------|
| 224MB | (1) 16M x 64 | (1) 8M x 64 | (1) 4M x 64 |
|------------+---------------+---------------+---------------|
| 256MB | (1) 16M x 64 | (1) 8M x 64 | (1) 8M x 64 |
|------------+---------------+---------------+---------------|
| 384MB | (1) 16M x 64 | (1) 16M x 64 | (1) 16M x 64 |
|------------------------------------------------------------|
| Note: Board accepts EDO & SDRAM memory. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Note: The location of the cache is unidentified. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (CX 6X86) |
|------------------------------------------------------------|
| CPU | Clock | Multiplier | J6 | SW1/5 | SW1/6 | SW1/7 |
| speed | speed | | | | | |
|--------+--------+------------+-----+-------+-------+-------|
| 133MHz | 60MHz | 2x | 2 & | On | Off | Off |
| | | | 3 | | | |
|--------+--------+------------+-----+-------+-------+-------|
| 166MHz | 66MHz | 2.5x | 1 & | On | On | Off |
| | | | 2 | | | |
|--------+--------+------------+-----+-------+-------+-------|
| 200MHz | 66MHz | 2.5x | 1 & | On | On | Off |
| | | | 2 | | | |
|------------------------------------------------------------|
| Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (CX 6X86MX) |
|------------------------------------------------------------|
| CPU | Clock | Multiplier | J6 | SW1/5 | SW1/6 | SW1/7 |
| speed | speed | | | | | |
|--------+--------+------------+-----+-------+-------+-------|
| 200MHz | 66MHz | 2.5x | 1 & | On | On | Off |
| | | | 2 | | | |
|--------+--------+------------+-----+-------+-------+-------|
| 233MHz | 66MHz | 3x | 1 & | Off | On | Off |
| | | | 2 | | | |
|--------+--------+------------+-----+-------+-------+-------|
| 266MHz | 66MHz | 3.5x | 1 & | Off | Off | Off |
| | | | 2 | | | |
|------------------------------------------------------------|
| Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (AM K5) |
|------------------------------------------------------------|
| CPU | Clock | Multiplier | J6 | SW1/5 | SW1/6 | SW1/7 |
| speed | speed | | | | | |
|--------+--------+------------+-----+-------+-------+-------|
| 120MHz | 60MHz | 2x | 2 & | On | Off | Off |
| | | | 3 | | | |
|--------+--------+------------+-----+-------+-------+-------|
| 133MHz | 66MHz | 2x | 1 & | On | Off | Off |
| | | | 2 | | | |
|--------+--------+------------+-----+-------+-------+-------|
| 150MHz | 60MHz | 2.5x | 2 & | On | On | Off |
| | | | 3 | | | |
|--------+--------+------------+-----+-------+-------+-------|
| 166MHz | 66MHz | 2.5x | 1 & | On | On | Off |
| | | | 2 | | | |
|--------+--------+------------+-----+-------+-------+-------|
| 200MHz | 66MHz | 3x | 1 & | Off | On | Off |
| | | | 2 | | | |
|------------------------------------------------------------|
| Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (AM K6) |
|------------------------------------------------------------|
| CPU | Clock | Multiplier | J6 | SW1/5 | SW1/6 | SW1/7 |
| speed | speed | | | | | |
|--------+--------+------------+-----+-------+-------+-------|
| 166MHz | 66MHz | 2.5x | 1 & | On | On | Off |
| | | | 2 | | | |
|--------+--------+------------+-----+-------+-------+-------|
| 200MHz | 66MHz | 3x | 1 & | Off | On | Off |
| | | | 2 | | | |
|--------+--------+------------+-----+-------+-------+-------|
| 233MHz | 66MHz | 3.5x | 1 & | Off | Off | Off |
| | | | 2 | | | |
|--------+--------+------------+-----+-------+-------+-------|
| 266MHz | 66MHz | 4x | 1 & | On | Off | On |
| | | | 2 | | | |
|--------+--------+------------+-----+-------+-------+-------|
| 300MHz | 66MHz | 4.5x | 1 & | Off | On | On |
| | | | 2 | | | |
|------------------------------------------------------------|
| Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (INTEL) |
|------------------------------------------------------------|
| CPU | Clock | Multiplier | J6 | SW1/5 | SW1/6 | SW1/7 |
| speed | speed | | | | | |
|--------+--------+------------+-----+-------+-------+-------|
| 90MHz | 60MHz | 1.5x | 2 & | Off | Off | Off |
| | | | 3 | | | |
|--------+--------+------------+-----+-------+-------+-------|
| 100MHz | 66MHz | 1.5x | 1 & | Off | Off | Off |
| | | | 2 | | | |
|--------+--------+------------+-----+-------+-------+-------|
| 120MHz | 60MHz | 2x | 2 & | On | Off | Off |
| | | | 3 | | | |
|--------+--------+------------+-----+-------+-------+-------|
| 133MHz | 66MHz | 2x | 1 & | On | Off | Off |
| | | | 2 | | | |
|--------+--------+------------+-----+-------+-------+-------|
| 150MHz | 60MHz | 2.5x | 2 & | On | On | Off |
| | | | 3 | | | |
|--------+--------+------------+-----+-------+-------+-------|
| 166MHz | 66MHz | 2.5x | 1 & | On | On | Off |
| | | | 2 | | | |
|------------------------------------------------------------|
| Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (INTEL MMX) |
|------------------------------------------------------------|
| CPU | Clock | Multiplier | J6 | SW1/5 | SW1/6 | SW1/7 |
| speed | speed | | | | | |
|--------+--------+------------+-----+-------+-------+-------|
| 120MHz | 60MHz | 2x | 2 & | On | Off | Off |
| | | | 3 | | | |
|--------+--------+------------+-----+-------+-------+-------|
| 133MHz | 66MHz | 2x | 1 & | On | Off | Off |
| | | | 2 | | | |
|--------+--------+------------+-----+-------+-------+-------|
| 150MHz | 60MHz | 2.5x | 2 & | On | On | Off |
| | | | 3 | | | |
|--------+--------+------------+-----+-------+-------+-------|
| 166MHz | 66MHz | 2.5x | 1 & | On | On | Off |
| | | | 2 | | | |
|--------+--------+------------+-----+-------+-------+-------|
| 200MHz | 66MHz | 3x | 1 & | Off | On | Off |
| | | | 2 | | | |
|--------+--------+------------+-----+-------+-------+-------|
| 233MHz | 66MHz | 3.5x | 1 & | Off | Off | Off |
| | | | 2 | | | |
|------------------------------------------------------------|
| Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU VOLTAGE SELECTION |
|------------------------------------------------------------|
| Voltage | J11 | SW1/1 | SW1/2 | SW1/3 | SW1/4 |
|-----------+----------+---------+---------+--------+--------|
| 2.2v | 1 & 2 | On | On | Off | Off |
|-----------+----------+---------+---------+--------+--------|
| 2.8v | 1 & 2 | Off | Off | Off | On |
|-----------+----------+---------+---------+--------+--------|
| 2.9v | 1 & 2 | On | Off | Off | On |
|-----------+----------+---------+---------+--------+--------|
| 3.2v | 1 & 2 | Off | Off | On | On |
|-----------+----------+---------+---------+--------+--------|
| 3.4v | 2 & 3 | Off | On | On | On |
|------------------------------------------------------------|
| Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| MOTHERBOARD SELECTION |
|------------------------------------------------------------|
| Setting | J8 | J10 |
|----------------------------------+------------+------------|
| No sound and no hardware | Pins 2 & 3 | Pins 2 & 3 |
| monitoring | closed | closed |
|----------------------------------+------------+------------|
| No sound with hardware | Pins 2 & 3 | Pins 1 & 2 |
| monitoring | closed | closed |
|----------------------------------+------------+------------|
| Sound and hardware monitoring | Pins 1 & 2 | Pins 2 & 3 |
| | closed | closed |
+------------------------------------------------------------+