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# AST RESEARCH, INC.
Bravo LC 3/33s (202492-101, 011)
Processor 80386SX
Processor Speed 33MHz
Chip Set AST
Max. Onboard 16MB
DRAM
Cache None
BIOS AST
Dimensions 254mm x 338mm
I/O Options Bus mouse port, floppy drive interface, IDE
interface, LAN module, parallel port, serial
port (2), VGA port
NPU Options 80387SX
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|-----------------+----------+-------------------+-----------|
| Serial port 2 | J12 | IDE interface | J22 |
| (COM2) | | | |
|-----------------+----------+-------------------+-----------|
| Parallel port | J13 | Floppy drive | J24 |
| | | interface | |
|-----------------+----------+-------------------+-----------|
| Bus mouse port | J14 | External speaker | J27 |
|-----------------+----------+-------------------+-----------|
| LAN module | J15 & | Fan power | J28 |
| | J16 | | |
|-----------------+----------+-------------------+-----------|
| Serial port 1 | J17 | Front panel | J29 |
| (COM1) | | switches & LEDs | |
|-----------------+----------+-------------------+-----------|
| VGA port | J18 | Feature | J46, J50, |
| | | connectors | J51, J52 |
| | | (unknown | |
| | | function) | |
|-----------------+----------+-------------------+-----------|
| VGA | J19 | IDE interface LED | J100 |
| pass-through | | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper/Switch | Position |
|-------------------------------+---------------+------------|
| » | Factory configured - do | E1 | pins 1 & 2 |
| | not alter | | closed |
|---+---------------------------+---------------+------------|
| » | CMOS memory normal | E2 | open |
| | operation | | |
|---+---------------------------+---------------+------------|
| | CMOS memory clear | E2 | closed |
|---+---------------------------+---------------+------------|
| » | Parallel port interrupt | E3 | pins 2 & 3 |
| | select IRQ7 | | closed |
|---+---------------------------+---------------+------------|
| | Parallel port interrupt | E3 | pins 1 & 2 |
| | select IRQ5 | | closed |
|---+---------------------------+---------------+------------|
| » | VGA port enabled | SW1/switch 1 | closed |
|---+---------------------------+---------------+------------|
| | VGA port disabled | SW1/switch 1 | open |
|---+---------------------------+---------------+------------|
| » | Password check enabled | SW1/switch 2 | open |
|---+---------------------------+---------------+------------|
| | Password check disabled | SW1/switch 2 | closed |
|---+---------------------------+---------------+------------|
| » | Factory configured - do | SW1/switch 3 | open |
| | not alter | | |
|---+---------------------------+---------------+------------|
| » | Factory configured - do | SW1/switch 4 | open |
| | not alter | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 |
|------------------+--------------------+--------------------|
| 2MB | (2) 256K x 36 | NONE |
|------------------+--------------------+--------------------|
| 4MB | (2) 256K x 36 | (2) 256K x 36 |
|------------------+--------------------+--------------------|
| 8MB | (2) 1M x 36 | NONE |
|------------------+--------------------+--------------------|
| 16MB | (2) 1M x 36 | (2) 1M x 36 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| VRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | VRAM |
|--------------------+---------------------------------------|
| 512KB | (4) 44256 |
+------------------------------------------------------------+