TEXT View Source
# PC BRAND
LEADER
Processor 80386SX
Processor 25/33MHz
Speed
Chip Set Unidentified
Max. Onboard 16MB
DRAM
Cache None
BIOS Unidentified
Dimensions 220mm x 220mm
I/O Options Parallel port, serial ports (2), game port, IDE
interface, floppy drive interface, riser slot
NPU Options 80387SX
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|----------------------+----------+---------------+----------|
| Serial port 1 | CN1 | IDE interface | J3 |
| | | LED | |
|----------------------+----------+---------------+----------|
| Serial port 2 | CN2 | Reset switch | J4 |
|----------------------+----------+---------------+----------|
| Parallel port | CN3 | Power LED & | J5 |
| | | keylock | |
|----------------------+----------+---------------+----------|
| Floppy drive | CN4 | Speaker | JP9 |
| interface | | | |
|----------------------+----------+---------------+----------|
| Game port | CN5 | Turbo switch | JP10 |
|----------------------+----------+---------------+----------|
| IDE interface | CN6 | Turbo LED | JP11 |
|----------------------+----------+---------------+----------|
| External battery | J2 | Riser Card | SL1 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper | Position |
|--------------------------------------+--------+------------|
| » | Battery type select internal | JP2 | pins 1 & 2 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | Battery type select external | JP2 | pins 2 & 3 |
| | | | closed |
|---+----------------------------------+--------+------------|
| » | CMOS memory normal operation | JP4 | pins 1 & 2 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | CMOS memory clear | JP4 | pins 3 & 4 |
| | | | closed |
|---+----------------------------------+--------+------------|
| » | Turbo enabled | JP5 | pins 2 & 3 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | Turbo disabled | JP5 | pins 1 & 2 |
| | | | closed |
|---+----------------------------------+--------+------------|
| » | Speaker type select internal | JP9 | pins 1 & 2 |
| | buzzer | | closed |
|---+----------------------------------+--------+------------|
| | Speaker type select external | JP9 | Open |
| | speaker | | |
|---+----------------------------------+--------+------------|
| » | Serial port 1 enabled | JP12 | Open |
|---+----------------------------------+--------+------------|
| | Serial port 1 disabled | JP12 | Closed |
|---+----------------------------------+--------+------------|
| » | Serial port 2 enabled | JP13 | Open |
|---+----------------------------------+--------+------------|
| | Serial port 2 disabled | JP13 | Closed |
|---+----------------------------------+--------+------------|
| » | Floppy drive interface enabled | JP14 | Open |
|---+----------------------------------+--------+------------|
| | Floppy drive interface disabled | JP14 | Closed |
|---+----------------------------------+--------+------------|
| » | Parallel port LPT select LPT1 | JP15 | Open |
|---+----------------------------------+--------+------------|
| | Parallel port LPT select LPT2 | JP15 | Closed |
|---+----------------------------------+--------+------------|
| » | IDE interface enabled | JP16 | Open |
|---+----------------------------------+--------+------------|
| | IDE interface disabled | JP16 | Closed |
|---+----------------------------------+--------+------------|
| » | Game port enabled | JP17 | Open |
|---+----------------------------------+--------+------------|
| | Game port disabled | JP17 | Closed |
|---+----------------------------------+--------+------------|
| » | Security disabled | JP18 | Open |
|---+----------------------------------+--------+------------|
| | Security enabled | JP18 | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 |
|------------------+--------------------+--------------------|
| 512KB | (2) 256K x 9 | NONE |
|------------------+--------------------+--------------------|
| 1MB | (2) 256K x 9 | (2) 256K x 9 |
|------------------+--------------------+--------------------|
| 2MB | (2) 1M x 9 | NONE |
|------------------+--------------------+--------------------|
| 4MB | (2) 1M x 9 | (2) 1M x 9 |
|------------------+--------------------+--------------------|
| 8MB | (2) 4M x 9 | NONE |
|------------------+--------------------+--------------------|
| 16MB | (2) 4M x 9 | (2) 4M x 9 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED CONFIGURATION |
|------------------------------------------------------------|
| Speed | JP6 |
|----------------------------+-------------------------------|
| 25MHz | pins 2 & 3 closed |
|----------------------------+-------------------------------|
| 33MHz | pins 1 & 2 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| MISCELLANEOUS TECHNICAL NOTE |
|------------------------------------------------------------|
| Note: The location of pin 1 is unidentified. |
+------------------------------------------------------------+