(TXT) View Source
# DATAEXPERT CORPORATION
EXP8561
Device Type Mainboard
Processor CX 6X86/AM K5/Pentium/Pentium MMX
Processor Speed 75/90/100/120/133/150/166/200MHz
Chip Set Unidentified
Video Chip Set None
Maximum Onboard 128MB
Memory
Maximum Video None
Memory
Cache 256/512KB
BIOS Award
Dimensions 260mm x 220mm
I/O Options 32-bit PCI slots (4), floppy drive interface,
IDE interfaces (2), parallel port, PS/2 mouse
interface, serial ports (2), cache slot, USB
connectors (2)
(IMG) IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|-------------------+----------+------------------+----------|
| PS/2 mouse | CN1 | USB connector 2 | J14 |
| interface | | | |
|-------------------+----------+------------------+----------|
| Serial port 2 | CN2 | Reset switch | J15 |
|-------------------+----------+------------------+----------|
| Serial port 1 | CN3 | Power LED & | J18 |
| | | keylock | |
|-------------------+----------+------------------+----------|
| Floppy drive | CN4 | Speaker | J19 |
| interface | | | |
|-------------------+----------+------------------+----------|
| IDE interface 2 | CN5 | IDE interface | J20 |
| | | LED | |
|-------------------+----------+------------------+----------|
| IDE interface 1 | CN6 | Green PC | JP6 |
| | | connector | |
|-------------------+----------+------------------+----------|
| Parallel port | J4 | 32-bit PCI slots | PC1 – |
| | | | PC4 |
|-------------------+----------+------------------+----------|
| USB connector 1 | J13 | Cache slot | SL1 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|-------------------------------------+-------+--------------|
| » | AT bus CLK select PCICLK/4 | JP7 | Closed |
|---+---------------------------------+-------+--------------|
| | AT bus CLK select PCICLK/3 | JP7 | Open |
|---+---------------------------------+-------+--------------|
| » | CMOS memory normal operation | JP8 | Open |
|---+---------------------------------+-------+--------------|
| | CMOS memory clear | JP8 | Closed |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | JP12 | Unidentified |
| | alter | | |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | JP13 | Unidentified |
| | alter | | |
|---+---------------------------------+-------+--------------|
| » | Flash BIOS voltage select 5v | JP14 | Pins 1 & 2 |
| | | | closed |
|---+---------------------------------+-------+--------------|
| | Flash BIOS voltage select 12v | JP14 | 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 |
|------------------+--------------------+--------------------|
| 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 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | SL1 | TAG |
|-------+--------------+-------------------+-----------------|
| 256KB | (2) 32K x 32 | Not installed | (1) 8K/16K/32K |
| | | | x 8 |
|-------+--------------+-------------------+-----------------|
| 512KB | (2) 32K x 32 | 256KB module | (1) 16K/32K x 8 |
| | | installed | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE JUMPER CONFIGURATION |
|------------------------------------------------------------|
| Size | J16 | JP15 | JP19 | JP21 |
|---------+----------+-------------------+---------+---------|
| 256KB | Open | Open | Closed | Open |
|---------+----------+-------------------+---------+---------|
| 512KB | Closed | Pins 2 & 3 closed | Open | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (CX 6X86) |
|------------------------------------------------------------|
|CPU speed|Clock speed|Multiplier| JP9 | JP10 | JP22 |JP23|
|---------+-----------+----------+-------+-------+------+----|
| 120MHz | 50MHz | 2x |Closed |Closed |Closed|Open|
|---------+-----------+----------+-------+-------+------+----|
| 133MHz | 55MHz | 2x | Open | Open |Closed|Open|
|---------+-----------+----------+-------+-------+------+----|
| 150MHz | 60MHz | 2x |Closed | Open |Closed|Open|
|---------+-----------+----------+-------+-------+------+----|
| 166MHz | 66MHz | 2x | Open |Closed |Closed|Open|
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (AM K5) |
|------------------------------------------------------------|
|CPU speed|Clock speed|Multiplier| JP9 | JP10 |JP22 |JP23 |
|---------+-----------+----------+-------+-------+-----+-----|
| 75MHz | 50MHz | 1.5x |Closed |Closed |Open |Open |
|---------+-----------+----------+-------+-------+-----+-----|
| 90MHz | 60MHz | 1.5x |Closed | Open |Open |Open |
|---------+-----------+----------+-------+-------+-----+-----|
| 100MHz | 66MHz | 1.5x | Open |Closed |Open |Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (INTEL) |
|------------------------------------------------------------|
|CPU speed|Clock speed|Multiplier| JP9 | JP10 | JP22 | JP23 |
|---------+-----------+----------+------+------+------+------|
| 75MHz | 50MHz | 1.5x |Closed|Closed| Open | Open |
|---------+-----------+----------+------+------+------+------|
| 90MHz | 60MHz | 1.5x |Closed| Open | Open | Open |
|---------+-----------+----------+------+------+------+------|
| 100MHz | 66MHz | 1.5x | Open |Closed| Open | Open |
|---------+-----------+----------+------+------+------+------|
| 120MHz | 60MHz | 2x |Closed| Open |Closed| Open |
|---------+-----------+----------+------+------+------+------|
| 133MHz | 66MHz | 2x | Open |Closed|Closed| Open |
|---------+-----------+----------+------+------+------+------|
| 150MHz | 60MHz | 2.5x |Closed| Open |Closed|Closed|
|---------+-----------+----------+------+------+------+------|
| 166MHz | 66MHz | 2.5x | Open |Closed|Closed|Closed|
|---------+-----------+----------+------+------+------+------|
| 200MHz | 66MHz | 3x | Open |Closed| Open |Closed|
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (INTEL MMX) |
|------------------------------------------------------------|
|CPU speed|Clock speed|Multiplier| JP9 | JP10 | JP22 | JP23 |
|---------+-----------+----------+-----+-------+------+------|
| 166MHz | 66MHz | 2.5x |Open |Closed |Closed|Closed|
|---------+-----------+----------+-----+-------+------+------|
| 200MHz | 66MHz | 3x |Open |Closed | Open |Closed|
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU VOLTAGE SELECTION (SINGLE) |
|------------------------------------------------------------|
| Voltage | JP18 |
|-------------------------------+----------------------------|
| Single | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU VOLTAGE SELECTION (DUAL) |
|------------------------------------------------------------|
| Voltage | V core | JP18 | JPA1 | JPA2 |
|---------+-------------+--------------+------------+--------|
| 3.3v | 2.9v | Pins 2 & 3 | Open | Closed |
| | | closed | | |
|---------+-------------+--------------+------------+--------|
| 3.3v | 3.3v | Pins 2 & 3 | Pins 2 & 3 | Open |
| | | closed | closed | |
|---------+-------------+--------------+------------+--------|
| 3.3v | 3.45 – 3.6v | Pins 2 & 3 | Pins 1 & 2 | Open |
| | | closed | closed | |
|---------+-------------+--------------+------------+--------|
| 3.45v | 2.9v | Pins 1 & 2 | Open | Closed |
| | | closed | | |
|---------+-------------+--------------+------------+--------|
| 3.45v | 3.3v | Pins 1 & 2 | Pins 2 & 3 | Open |
| | | closed | closed | |
|---------+-------------+--------------+------------+--------|
| 3.45v | 3.45 – 3.6v | Pins 1 & 2 | Pins 1 & 2 | Open |
| | | closed | closed | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DMA CHANNEL SELECTION |
|------------------------------------------------------------|
| Channel | JP4 | JP5 |
|------------------+--------------------+--------------------|
| 1 | Pins 1 & 2 closed | Pins 1 & 2 closed |
|------------------+--------------------+--------------------|
| 3 | Pins 2 & 3 closed | Pins 2 & 3 closed |
+------------------------------------------------------------+