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# TEXAS MICRO, INC.
L5000HX SBC
Device Type Single board computer
Processor Pentium
Processor Speed 100/133/166MHz
Chip Set Intel 430HX
Maximum Onboard 128MB (EDO supported)
Memory
Cache 256/512KB
BIOS Unidentified
Dimensions 338mm x 122mm
I/O Options Floppy drive interface, IDE interfaces (2),
parallel port, serial ports (2), cache slot
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|----------------------+----------+---------------+----------|
| IDE interface LED | C1 | Serial port 1 | CN4 |
|----------------------+----------+---------------+----------|
| Auxiliary keyboard | C2 | Serial port 2 | CN5 |
| connector | | | |
|----------------------+----------+---------------+----------|
| IDE interface 1 | CN1 | Parallel port | CN6 |
|----------------------+----------+---------------+----------|
| IDE interface 2 | CN2 | Cache slot | SL1 |
|----------------------+----------+---------------+----------|
| Floppy drive | CN3 | | |
| interface | | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|-------------------------------------+-------+--------------|
| » | Factory configured - do not | J1 | Unidentified |
| | alter | | |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | JP2 | Pins 1 & 2 |
| | alter | | closed |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | JP6 | Pins 1 & 2 |
| | alter | | closed |
|---+---------------------------------+-------+--------------|
| » | Monitor type select color | SW1/1 | On |
|---+---------------------------------+-------+--------------|
| | Monitor type select monochrome | SW1/1 | Off |
|---+---------------------------------+-------+--------------|
| » | Flash BIOS enabled; crisis | SW1/2 | Off |
| | recovery mode disabled | | |
|---+---------------------------------+-------+--------------|
| | Flash BIOS disabled; crisis | SW1/2 | On |
| | recovery mode enabled | | |
|---+---------------------------------+-------+--------------|
| » | CMOS memory normal operation | SW1/3 | Off |
|---+---------------------------------+-------+--------------|
| | CMOS memory clear | SW1/3 | On |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | SW1/4 | Off |
| | alter | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SIMM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 2 |
|----------------------------+-------------------------------|
| 8MB | (2) 1M x 36 |
|----------------------------+-------------------------------|
| 16MB | (2) 2M x 36 |
|----------------------------+-------------------------------|
| 32MB | (2) 4M x 36 |
|----------------------------+-------------------------------|
| 64MB | (2) 8M x 36 |
|----------------------------+-------------------------------|
| 128MB | (2) 16M x 36 |
|------------------------------------------------------------|
| Note: Board accepts EDO memory. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | SL1 |
|----------------------------+-------------------------------|
| 256KB | 256KB module installed |
|----------------------------+-------------------------------|
| 512KB | 512KB module installed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION |
|------------------------------------------------------------|
| CPU speed | Clock speed | Multiplier | JP8 |
|-----------+-------------+------------+---------------------|
| 100MHz | 66MHz | 1.5x | 2 & 4, 7 & 9, 8 & |
| | | | 10 |
|-----------+-------------+------------+---------------------|
| 133MHz | 66MHz | 2x | 2 & 4, 6 & 8, 7 & 9 |
|-----------+-------------+------------+---------------------|
| 166MHz | 66MHz | 2.5x | 2 & 4, 5 & 7, 6 & 8 |
|------------------------------------------------------------|
| Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT 2 SELECTION |
|------------------------------------------------------------|
| Setting | JP1 | JP3 | JP4 | JP5 |
|---------------+-----------+----------+----------+----------|
| » | RS-232 | Open | Closed | Open | Open |
|---+-----------+-----------+----------+----------+----------|
| | RS-422 | Closed | Open | Closed | Closed |
+------------------------------------------------------------+