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# ADVANTECH CO., LTD.
PCM-4825
Device Type Single board computer
Processor AM DX5
Processor Speed 133MHz
Chip Set VIA VT82C496G
Video Chip Set Chips and Technology
Maximum Onboard 32MB (EDO supported)
Memory
Maximum Video 1MB
Memory
Audio Chip Set ESS
Cache None
BIOS Award
Dimensions 145mm x 102mm
I/O Options Floppy drive interface, IDE interface,
parallel port, PS/2 mouse port, serial ports
(2), VGA port, IR connector, audio in -
CD-ROM, PC/104 connectors (2)
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|--------------------+----------+-----------------+----------|
| Power connector | CN1 | Audio in - | CN10 |
| | | CD-ROM | |
|--------------------+----------+-----------------+----------|
| Floppy drive | CN2 | Audio connector | CN11 |
| interface | | | |
|--------------------+----------+-----------------+----------|
| PC/104 connector | CN3 | Power connector | CN12 |
|--------------------+----------+-----------------+----------|
| Parallel port | CN4 | Serial port 1 | CN13 |
|--------------------+----------+-----------------+----------|
| PC/104 connector | CN5 | PS/2 mouse port | CN14 |
|--------------------+----------+-----------------+----------|
| Flat panel | CN6 | VGA port | CN15 |
| connector | | | |
|--------------------+----------+-----------------+----------|
| IDE interface | CN7 | Reset switch | J6 |
|--------------------+----------+-----------------+----------|
| IR connector | CN8 | LED | LED |
|--------------------+----------+-----------------+----------|
| Serial port 2 | CN9 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|--------------------------------------+-------+-------------|
| » | LCD voltage select 5v | J3 | Pins 2 & 3 |
| | | | closed |
|---+----------------------------------+-------+-------------|
| | LCD voltage select 3.3v | J3 | Pins 1 & 2 |
| | | | closed |
|---+----------------------------------+-------+-------------|
| » | CMOS memory normal operation | J4 | Pins 2 & 3 |
| | | | closed |
|---+----------------------------------+-------+-------------|
| | CMOS memory clear | J4 | Pins 1 & 2 |
| | | | closed |
|---+----------------------------------+-------+-------------|
| » | Audio power select 7805CT 5v | J5 | Pins 2 & 3 |
| | | | closed |
|---+----------------------------------+-------+-------------|
| | Audio power select main power 5v | J5 | Pins 1 & 2 |
| | | | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SIMM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 |
|----------------------------+-------------------------------|
| 1MB | (1) 256K x 36 |
|----------------------------+-------------------------------|
| 2MB | (1) 512K x 36 |
|----------------------------+-------------------------------|
| 4MB | (1) 1M x 36 |
|----------------------------+-------------------------------|
| 8MB | (1) 2M x 36 |
|----------------------------+-------------------------------|
| 16MB | (1) 4M x 36 |
|----------------------------+-------------------------------|
| 32MB | (1) 8M x 36 |
|------------------------------------------------------------|
| Note: Board accepts EDO memory. |
+------------------------------------------------------------+
+---------------------------------------------------------+
| VIDEO MEMORY CONFIGURATION |
|---------------------------------------------------------|
| Note: The location of the video memory is unidentified. |
+---------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT 2 SELECTION |
|------------------------------------------------------------|
| Setting | J7 |
|----------------------------+-------------------------------|
| » | RS-232 | Pins 1 & 2 closed |
|---+------------------------+-------------------------------|
| | RS-422 | Pins 3 & 4 closed |
|---+------------------------+-------------------------------|
| | RS-485 | Pins 5 & 6 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DISK ADDRESS SELECTION |
|------------------------------------------------------------|
| Address | J2/pins 1 & 2 | J2/pins 3 & | J2/pins 5 & |
| | | 4 | 6 |
|--------------+---------------+--------------+--------------|
| | C800 | Closed | Closed | Closed |
|---+----------+---------------+--------------+--------------|
| | CC00 | Closed | Closed | Open |
|---+----------+---------------+--------------+--------------|
| » | D000 | Closed | Open | Closed |
|---+----------+---------------+--------------+--------------|
| | D400 | Closed | Open | Open |
|---+----------+---------------+--------------+--------------|
| | D800 | Open | Closed | Closed |
|---+----------+---------------+--------------+--------------|
| | DC00 | Open | Closed | Open |
|---+----------+---------------+--------------+--------------|
| | E000 | Open | Open | Closed |
|---+----------+---------------+--------------+--------------|
| | Disabled | Open | Open | Open |
+------------------------------------------------------------+