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# TRIGEM MICROSYSTEM, INC.
RD535
Device Type Mainboard
Processor AM K6/Pentium
Processor Speed 120/133/166/200/233MHz
Chip Set Unidentified
Video Chip Set None
Maximum Onboard 256MB
Memory
Maximum Video None
Memory
Cache 256/512KB
BIOS Unidentified
Dimensions 305mm x 244mm
I/O Options 32-bit PCI slots (4), floppy drive interface,
IDE interfaces (2), parallel port, PS/2 mouse
port, serial ports (2), IR connector, USB
connectors (2), ATX power connector
NPU Options None
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|-------------------+----------+------------------+----------|
| ATX power | ATX | Soft off power | CN23 |
| connector | | supply | |
|-------------------+----------+------------------+----------|
| Serial port 1 | C1 | Keylock | CN24 |
|-------------------+----------+------------------+----------|
| Parallel port | C2 | Chassis fan | CN25 |
| | | power | |
|-------------------+----------+------------------+----------|
| PS/2 mouse port | C3 | Chassis fan | CN26 |
| | | power | |
|-------------------+----------+------------------+----------|
| USB connector 1 | C4 | Power LED | CN27 |
|-------------------+----------+------------------+----------|
| USB connector 2 | C5 | IDE interface | CN28 |
| | | LED | |
|-------------------+----------+------------------+----------|
| Floppy drive | C6 | Speaker | CN29 |
| interface | | | |
|-------------------+----------+------------------+----------|
| IDE interface 1 | C7 | CPU fan power | CN30 |
|-------------------+----------+------------------+----------|
| IDE interface 2 | C8 | Serial port 2 | CN31 |
|-------------------+----------+------------------+----------|
| Wake on LAN | CN9 | IR connector | CN32 |
| connector | | | |
|-------------------+----------+------------------+----------|
| Reset switch | CN21 | CPU fan power | CN33 |
|-------------------+----------+------------------+----------|
| Wake on modem | CN22 | 32-bit PCI slots | PC1 – |
| connector | | | PC4 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|-------------------------------------+-------+--------------|
| » | Password enabled | J12 | Pins 2 & 3 |
| | | | closed |
|---+---------------------------------+-------+--------------|
| | Password disabled | J12 | Pins 1 & 2 |
| | | | closed |
|---+---------------------------------+-------+--------------|
| » | CMOS memory normal operation | J13 | Pins 2 & 3 |
| | | | closed |
|---+---------------------------------+-------+--------------|
| | CMOS memory clear | J13 | Pins 1 & 2 |
| | | | closed |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | J21 | Unidentified |
| | alter | | |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | J22 | Pins 1 & 2 |
| | alter | | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIMM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 |
|------------------+--------------------+--------------------|
| 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 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIMM CONFIGURATION (CON’T) |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 |
|------------------+--------------------+--------------------|
| 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 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 |
|----------------------------+-------------------------------|
| 256KB | (2) 32K x 32 |
|----------------------------+-------------------------------|
| 512KB | (2) 64K x 32 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (AM K6) |
|------------------------------------------------------------|
| CPU | Clock | Multiplier | J15 | J16 | J17 | J18 |
| speed | speed | | | | | |
|--------+--------+------------+-------+-------+------+------|
| 166MHz | 66MHz | 2.5x | 2 & 3 | 1 & 2 | Open | 2 & |
| | | | | | | 3 |
|--------+--------+------------+-------+-------+------+------|
| 200MHz | 66MHz | 3x | 1 & 2 | 1 & 2 | Open | 2 & |
| | | | | | | 3 |
|--------+--------+------------+-------+-------+------+------|
| 233MHz | 66MHz | 3.5x | 1 & 2 | 2 & 3 | Open | 2 & |
| | | | | | | 3 |
|------------------------------------------------------------|
| Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (AM K6, CON’T) |
|------------------------------------------------------------|
| CPU speed | Clock | Multiplier | J19 | J23 | J26 |
| | speed | | | | |
|------------+----------+------------+-------+-------+-------|
| 166MHz | 66MHz | 2.5x | 1 & 2 | 1 & 2 | 1 & 2 |
|------------+----------+------------+-------+-------+-------|
| 200MHz | 66MHz | 3x | 1 & 2 | 1 & 2 | 1 & 2 |
|------------+----------+------------+-------+-------+-------|
| 233MHz | 66MHz | 3.5x | 1 & 2 | 3 & 4 | 1 & 2 |
|------------------------------------------------------------|
| Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (INTEL) |
|------------------------------------------------------------|
| CPU | Clock | Multiplier | J15 | J16 | J17 | J18 |
| speed | speed | | | | | |
|--------+--------+------------+-------+-------+------+------|
| 120MHz | 60MHz | 2x | 2 & 3 | 2 & 3 | Open | 1 & |
| | | | | | | 2 |
|--------+--------+------------+-------+-------+------+------|
| 133MHz | 66MHz | 2x | 2 & 3 | 2 & 3 | Open | 2 & |
| | | | | | | 3 |
|--------+--------+------------+-------+-------+------+------|
| 166MHz | 66MHz | 2.5x | 2 & 3 | 1 & 2 | Open | 2 & |
| | | | | | | 3 |
|--------+--------+------------+-------+-------+------+------|
| 200MHz | 66MHz | 3x | 1 & 2 | 1 & 2 | Open | 2 & |
| | | | | | | 3 |
|------------------------------------------------------------|
| Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (INTEL, CON’T) |
|------------------------------------------------------------|
| CPU speed | Clock | Multiplier | J19 | J23 | J26 |
| | speed | | | | |
|------------+----------+------------+-------+-------+-------|
| 120MHz | 60MHz | 2x | 2 & 3 | 5 & 6 | 2 & 3 |
|------------+----------+------------+-------+-------+-------|
| 133MHz | 66MHz | 2x | 1 & 2 | 5 & 6 | 2 & 3 |
|------------+----------+------------+-------+-------+-------|
| 166MHz | 66MHz | 2.5x | 1 & 2 | 5 & 6 | 2 & 3 |
|------------+----------+------------+-------+-------+-------|
| 200MHz | 66MHz | 3x | 1 & 2 | 5 & 6 | 2 & 3 |
|------------------------------------------------------------|
| Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (INTEL MMX) |
|------------------------------------------------------------|
| CPU | Clock | Multiplier | J15 | J16 | J17 | J18 |
| speed | speed | | | | | |
|--------+--------+------------+-------+------+-------+------|
| 166MHz | 66MHz | 2.5x | 2 & 3 | 1 & | Open | 2 & |
| | | | | 2 | | 3 |
|--------+--------+------------+-------+------+-------+------|
| 200MHz | 66MHz | 3x | 1 & 2 | 1 & | Open | 2 & |
| | | | | 2 | | 3 |
|--------+--------+------------+-------+------+-------+------|
| 233MHz | 66MHz | 3.5x | 1 & 2 | 2 & | 2 & 3 | 1 & |
| | | | | 3 | | 2 |
|------------------------------------------------------------|
| Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (INTEL MMX, CON’T) |
|------------------------------------------------------------|
| CPU speed | Clock | Multiplier | J19 | J23 | J26 |
| | speed | | | | |
|------------+----------+------------+-------+-------+-------|
| 166MHz | 66MHz | 2.5x | 1 & 2 | 1 & 2 | 1 & 2 |
|------------+----------+------------+-------+-------+-------|
| 200MHz | 66MHz | 3x | 1 & 2 | 1 & 2 | 1 & 2 |
|------------+----------+------------+-------+-------+-------|
| 233MHz | 66MHz | 3.5x | 1 & 2 | 1 & 2 | 1 & 2 |
|------------------------------------------------------------|
| Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+