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# DTK COMPUTER, INC.
PAM-0066I (VER. 1.21)
Device Type Mainboard
Processor CX 6X86/CX 6X86L/CX 6X86MX/AM K5/AM
K6/Pentium/Pentium MMX
Processor Speed 90/100/110/120/133/150/166/200/233/266MHz
Chip Set Intel 430TX
Video Chip Set S3
Audio Chip Set ESS
Maximum Onboard 256MB (EDO & SDRAM supported)
Memory
Maximum Video 4MB VRAM
Memory
Cache 512KB
BIOS Award
Dimensions 200mm x 248mm
I/O Options 32-bit EISA slot, floppy drive interface,
green PC connector, IDE interfaces (2),
parallel port, PS/2 mouse port, serial ports
(2), VGA feature connector, VGA port,
wavetable connector, audio in - CD-ROM (2),
audio connectors (2)
(IMG) IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|-------------------+----------+------------------+----------|
| ATX power | ATX | IR connector | J15 |
|-------------------+----------+------------------+----------|
| Reset switch | J1 | USB connector 1 | J16 |
|-------------------+----------+------------------+----------|
| Green PC | J2 | USB connector 2 | J17 |
| connector | | | |
|-------------------+----------+------------------+----------|
| Green PC LED | J3 | VGA feature | J18 |
| | | connector | |
|-------------------+----------+------------------+----------|
| Speaker | J4 | Video memory | J19 |
| | | expansion board | |
| | | connector | |
|-------------------+----------+------------------+----------|
| IDE interface LED | J5 | Video memory | J20 |
| | | expansion board | |
| | | connector | |
|-------------------+----------+------------------+----------|
| Power LED & | J6 | VGA port | J21 |
| keylock | | | |
|-------------------+----------+------------------+----------|
| IDE interface 1 | J7 | Parallel port | J22 |
|-------------------+----------+------------------+----------|
| IDE interface 2 | J8 | Serial port 1 | J23 |
|-------------------+----------+------------------+----------|
| Floppy drive | J9 | Serial port 2 | J24 |
| interface | | | |
|-------------------+----------+------------------+----------|
| Wavetable | J10 | PS/2 mouse port | J25 |
| connector | | | |
|-------------------+----------+------------------+----------|
| Audio in - CD-ROM | J13 | CPU fan power | J27 |
| connector | | | |
|-------------------+----------+------------------+----------|
| Audio in - CD-ROM | J14 | 32-bit EISA slot | SL1 |
| connector | | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|---------------------------------------+-------+------------|
| | VGA enabled | JP1 | Closed |
|---+-----------------------------------+-------+------------|
| | VGA disabled | JP1 | Open |
|---+-----------------------------------+-------+------------|
| | Flash BIOS voltage select 5v | JP3 | Pins 2 & 3 |
| | | | closed |
|---+-----------------------------------+-------+------------|
| | Flash BIOS voltage select 12v | JP3 | Pins 1 & 2 |
| | | | closed |
|---+-----------------------------------+-------+------------|
| | Audio enabled | JP4 | Closed |
|---+-----------------------------------+-------+------------|
| | Audio disabled | JP4 | Open |
|---+-----------------------------------+-------+------------|
| » | Factory configured - do not alter | JP6 | Pins 2 & 3 |
| | | | closed |
|---+-----------------------------------+-------+------------|
| » | CMOS memory normal operation | JP7 | Pins 1 & 2 |
| | | | closed |
|---+-----------------------------------+-------+------------|
| | CMOS memory clear | JP7 | Pins 2 & 3 |
| | | | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 |
|------------------+--------------------+--------------------|
| 8MB | (2) 1MB x 36 | None |
|------------------+--------------------+--------------------|
| 16MB | (2) 1MB x 36 | (2) 1MB x 36 |
|------------------+--------------------+--------------------|
| 16MB | (2) 2MB x 36 | None |
|------------------+--------------------+--------------------|
| 24MB | (2) 2MB x 36 | (2) 1MB x 36 |
|------------------+--------------------+--------------------|
| 32MB | (2) 2MB x 36 | (2) 2MB x 36 |
|------------------+--------------------+--------------------|
| 32MB | (2) 4MB x 36 | None |
|------------------+--------------------+--------------------|
| 40MB | (2) 4MB x 36 | (2) 1MB x 36 |
|------------------+--------------------+--------------------|
| 48MB | (2) 4MB x 36 | (2) 2MB x 36 |
|------------------+--------------------+--------------------|
| 64MB | (2) 4MB x 36 | (2) 4MB x 36 |
|------------------+--------------------+--------------------|
| 64MB | (2) 8MB x 36 | None |
|------------------+--------------------+--------------------|
| 72MB | (2) 8MB x 36 | (2) 1MB x 36 |
|------------------+--------------------+--------------------|
| 80MB | (2) 8MB x 36 | (2) 2MB x 36 |
|------------------+--------------------+--------------------|
| 96MB | (2) 8MB x 36 | (2) 4MB x 36 |
|------------------+--------------------+--------------------|
| 128MB | (2) 8MB x 36 | (2) 8MB x 36 |
|------------------+--------------------+--------------------|
| 128MB | (2) 16MB x 36 | None |
|------------------+--------------------+--------------------|
| 136MB | (2) 16MB x 36 | (2) 1MB x 36 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION (CON’T) |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 |
|------------------+--------------------+--------------------|
| 144MB | (2) 16MB x 36 | (2) 2MB x 36 |
|------------------+--------------------+--------------------|
| 160MB | (2) 16MB x 36 | (2) 4MB x 36 |
|------------------+--------------------+--------------------|
| 192MB | (2) 16MB x 36 | (2) 8MB x 36 |
|------------------+--------------------+--------------------|
| 256MB | (2) 16MB x 36 | (2) 16MB x 36 |
|------------------------------------------------------------|
| Note: Board supports Page and EDO memory. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| VIDEO MEMORY CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | J19/J20 |
|------------------+-------------------+---------------------|
| 2MB | 2MB | None |
|------------------+-------------------+---------------------|
| 4MB | 2MB | 2MB expansion board |
+------------------------------------------------------------+
+------------------------------------------------------------+
| POWER SUPPLY SELECTION |
|------------------------------------------------------------|
| Power supply | JP8 | JP9 |
|--------------------+-------------------+-------------------|
| AT power | Closed | Open |
|--------------------+-------------------+-------------------|
| ATX power | Open | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (INTEL) |
|------------------------------------------------------------|
|Speed |Clock |Multiplier|SW1/3|SW1/4|SW1/5|SW1/6|SW1/7|SW1/8|
| |speed | | | | | | | |
|------+------+----------+-----+-----+-----+-----+-----+-----|
|90MHz |60MHz | 1.5x | Off | Off | Off | On | Off | Off |
|------+------+----------+-----+-----+-----+-----+-----+-----|
|100MHz|66MHz | 1.5x | Off | Off | Off | Off | On | Off |
|------+------+----------+-----+-----+-----+-----+-----+-----|
|120MHz|60MHz | 2x | On | Off | Off | On | Off | Off |
|------+------+----------+-----+-----+-----+-----+-----+-----|
|133MHz|66MHz | 2x | On | Off | Off | Off | On | Off |
|------+------+----------+-----+-----+-----+-----+-----+-----|
|166MHz|66MHz | 2.5x | On | On | Off | Off | On | Off |
|------+------+----------+-----+-----+-----+-----+-----+-----|
|200MHz|66MHz | 3x | Off | On | Off | Off | On | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (INTEL MMX) |
|------------------------------------------------------------|
|Speed |Clock |Multiplier|SW1/3|SW1/4|SW1/5|SW1/6|SW1/7|SW1/8|
| |speed | | | | | | | |
|------+------+----------+-----+-----+-----+-----+-----+-----|
|166MHz|66MHz | 2.5x | On | On | Off | Off | On | Off |
|------+------+----------+-----+-----+-----+-----+-----+-----|
|200MHz|66MHz | 3x | Off | On | Off | Off | On | Off |
|------+------+----------+-----+-----+-----+-----+-----+-----|
|233MHz|66MHz | 3.5x | Off | Off | Off | Off | On | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (CX 6X86L) |
|------------------------------------------------------------|
|Speed |Clock |Multiplier|SW1/3|SW1/4|SW1/5|SW1/6|SW1/7|SW1/8|
| |speed | | | | | | | |
|------+------+----------+-----+-----+-----+-----+-----+-----|
|150MHz|60MHz | 2x | On | Off | Off | On | Off | Off |
|------+------+----------+-----+-----+-----+-----+-----+-----|
|166MHz|66MHz | 2x | On | Off | Off | Off | On | Off |
|------+------+----------+-----+-----+-----+-----+-----+-----|
|200MHz|75MHz | 2x | On | Off | Off | Off | Off | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (CX 6X86MX) |
|------------------------------------------------------------|
|Speed |Clock |Multiplier|SW1/3|SW1/4|SW1/5|SW1/6|SW1/7|SW1/8|
| |speed | | | | | | | |
|------+------+----------+-----+-----+-----+-----+-----+-----|
|166MHz|60MHz | 2.5x | On | On | Off | On | Off | Off |
|------+------+----------+-----+-----+-----+-----+-----+-----|
|200MHz|75MHz | 2x | On | Off | Off | Off | Off | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (AM K5) |
|------------------------------------------------------------|
|Speed |Clock |Multiplier|SW1/3|SW1/4|SW1/5|SW1/6|SW1/7|SW1/8|
| |speed | | | | | | | |
|------+------+----------+-----+-----+-----+-----+-----+-----|
|120MHz|60MHz | 2x | On | Off | Off | On | Off | Off |
|------+------+----------+-----+-----+-----+-----+-----+-----|
|133MHz|66MHz | 2x | On | Off | Off | Off | On | Off |
|------+------+----------+-----+-----+-----+-----+-----+-----|
|166MHz|66MHz | 2.5x | On | On | Off | Off | On | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (AM K6) |
|------------------------------------------------------------|
|Speed |Clock |Multiplier|SW1/3|SW1/4|SW1/5|SW1/6|SW1/7|SW1/8|
| |speed | | | | | | | |
|------+------+----------+-----+-----+-----+-----+-----+-----|
|166MHz|66MHz | 2.5x | On | On | Off | Off | On | Off |
|------+------+----------+-----+-----+-----+-----+-----+-----|
|200MHz|66MHz | 3x | Off | On | Off | Off | On | Off |
|------+------+----------+-----+-----+-----+-----+-----+-----|
|233MHz|66MHz | 3.5x | Off | Off | Off | Off | On | Off |
|------+------+----------+-----+-----+-----+-----+-----+-----|
|266MHz|66MHz | 4x | On | Off | On | Off | On | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU VOLTAGE SELECTION |
|------------------------------------------------------------|
| Voltage | SW1/1 | SW1/2 | JP5 |
|---------------+--------------+--------------+--------------|
| 2.8V | Off | Off | Closed |
|---------------+--------------+--------------+--------------|
| 2.9V | On | Off | Closed |
|---------------+--------------+--------------+--------------|
| 3.2V | Off | Off | Open |
|---------------+--------------+--------------+--------------|
| 3.3V | Off | On | Open |
|---------------+--------------+--------------+--------------|
| 3.5V | On | On | Closed |
+------------------------------------------------------------+