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# ZENITH DATA SYSTEMS
Z-STATION LX PRO
Device Type Mainboard
Processor Pentium Pro
Processor Speed 150/166/180/200MHz
Chip Set Unidentified
Video Chip Set None
Maximum Onboard 256MB (EDO supported)
Memory
Maximum Video None
Memory
Cache 256/512KB (located on the Pentium Pro CPU)
BIOS Unidentified
Dimensions Unidentified
I/O Options 32-bit PCI slots (4), CD-ROM interface,
floppy drive interface, green PC connector,
IDE interfaces (2), parallel port, PS/2 mouse
port, serial ports (2), wavetable connector,
RJ-11 connector, IR connector
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|-----------------+----------+------------------+------------|
| Wavetable | J1E1 | IDE interface 1 | J9J1 |
| connector | | | |
|-----------------+----------+------------------+------------|
| Audio in - | J1E2 | Floppy drive | J9J2 |
| CD-ROM | | interface | |
|-----------------+----------+------------------+------------|
| Telephony | J1F1 | Green PC | J10H1/pins |
| connector | | connector | 1 - 6 |
|-----------------+----------+------------------+------------|
| Serial port 1 | J1J1 | IR connector | J10H1/pins |
| | | | 8 - 12 |
|-----------------+----------+------------------+------------|
| Parallel port | J1J2 | IDE interface | J10H1/pins |
| | | LED | 15 - 17 |
|-----------------+----------+------------------+------------|
| Serial port 2 | J1K1 | Power LED | J10H1/pins |
| | | | 18 - 20 |
|-----------------+----------+------------------+------------|
| PS/2 mouse port | J1M1 | Reset switch | J10H1/pins |
| | | | 21 - 23 |
|-----------------+----------+------------------+------------|
| CPU fan power | J7M1 | Speaker | J10H1/pins |
| | | | 24 - 27 |
|-----------------+----------+------------------+------------|
| IDE interface 2 | J8J1 | 32-bit PCI slots | PC1 - PC4 |
|-----------------+----------+------------------+------------|
| Auxiliary fan | J9A1 | | |
| power | | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|----------------------------------+-------+-----------------|
| » | CMOS setup access enabled | J6D1 | Pins 28 & 30 |
| | | | closed |
|---+------------------------------+-------+-----------------|
| | CMOS setup access disabled | J6D1 | Pins 26 & 28 |
| | | | closed |
|---+------------------------------+-------+-----------------|
| » | CMOS memory normal operation | J6D1 | Pins 20 & 22 |
| | | | closed |
|---+------------------------------+-------+-----------------|
| | CMOS memory clear | J6D1 | Pins 18 & 20 |
| | | | closed |
|---+------------------------------+-------+-----------------|
| » | Password normal operation | J6D1 | Pins 27 & 29 |
| | | | closed |
|---+------------------------------+-------+-----------------|
| | Password memory clear | J6D1 | Pins 25 & 27 |
| | | | closed |
|---+------------------------------+-------+-----------------|
| » | BIOS normal operation | J6D1 | Pins 4 & 6 |
| | | | closed |
|---+------------------------------+-------+-----------------|
| | BIOS recovery mode | J6D1 | Pins 2 & 4 |
| | | | 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 |
|------------------+--------------------+--------------------|
| 128MB | (2) 16M x 36 | None |
|------------------+--------------------+--------------------|
| 136MB | (2) 16M x 36 | (2) 1M x 36 |
|------------------+--------------------+--------------------|
| 144MB | (2) 16M x 36 | (2) 2M x 36 |
|------------------+--------------------+--------------------|
| 160MB | (2) 16M x 36 | (2) 4M x 36 |
|------------------+--------------------+--------------------|
| 192MB | (2) 16M x 36 | (2) 8M x 36 |
|------------------+--------------------+--------------------|
| 256MB | (2) 16M x 36 | (2) 16M x 36 |
|------------------------------------------------------------|
| Note: Board accepts EDO memory. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (PENTIUM) |
|------------------------------------------------------------|
| CPU | Clock | Multiplier | J6D1 |
| speed | speed | | |
|---------+--------+------------+----------------------------|
| 150MHz | 60MHz | 2.5x | Pins 10 & 12, 11& 13, 17 & |
| | | | 19 Closed |
|---------+--------+------------+----------------------------|
| 166MHz | 66MHz | 2.5x | Pins 10 & 12, 11 & 13, 19 |
| | | | & 21 closed |
|---------+--------+------------+----------------------------|
| 180MHz | 60MHz | 3x | Pins 9 & 11, 12 & 14, 17 & |
| | | | 19 closed |
|---------+--------+------------+----------------------------|
| 200MHz | 66MHz | 3x | Pins 9 & 11, 12 & 14, 19 & |
| | | | 21 closed |
+------------------------------------------------------------+