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# UNIDENTIFIED
SUPER-10 TURBO XT MAINBOARD
Processor V20/8088
Processor Speed 4.77/8/10MHz
Chip Set Unidentified
Video Chip Set None
Maximum Onboard Memory 640KB
Maximum Video Memory None
Cache None
BIOS AMI/Award/Phoenix
Dimensions 254mm x 218mm
I/O Options None
NPU Options 8087
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|--------------+---------------+--------------+--------------|
| Keylock | JP1 | Power LED | JP3 pins 3 & |
| | | | 4 |
|--------------+---------------+--------------+--------------|
| Reset switch | JP2 | Turbo LED | JP4 |
|--------------+---------------+--------------+--------------|
| Speaker | JP3 pins 1 & | Turbo switch | JP5 |
| | 2 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|-----------------------------------------+-------+----------|
| | Turbo enabled through hardware | JP5 | Closed |
| | switch (Award only) | | |
|---+-------------------------------------+-------+----------|
| | Turbo enabled through software | JP5 | Open |
| | (CTRL, ALT, +) (Award only) | | |
|---+-------------------------------------+-------+----------|
| | Turbo disabled through software | JP5 | Open |
| | (CTRL, ALT, -) (Award only) | | |
|---+-------------------------------------+-------+----------|
| | Turbo enabled/disabled through | JP5 | |
| | software (CTRL, ALT, +) | | |
| | (Phoenix/AMI only) | | |
|---+-------------------------------------+-------+----------|
| | NPU not installed | SW1/2 | On |
|---+-------------------------------------+-------+----------|
| | NPU installed | SW1/2 | Off |
|------------------------------------------------------------|
| Note: If BIOS is Phoenix or AMI, pressing the above |
| keyboard keys will enable or disable the turbo mode. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | Bank 2 | P 2 | Bank 3 | P 3 |
|-------+---------+--------+--------+-------+--------+-------|
| 256KB | (9) | None | None | None | None | None |
| | 41256 | | | | | |
|-------+---------+--------+--------+-------+--------+-------|
| 512KB | (9) | (9) | None | None | None | None |
| | 41256 | 41256 | | | | |
|-------+---------+--------+--------+-------+--------+-------|
| 576KB | (9) | (9) | (2) | (1) | None | None |
| | 41256 | 41256 | 4464 | 4164 | | |
|-------+---------+--------+--------+-------+--------+-------|
| 640KB | (9) | (9) | (2) | (1) | (2) | (1) |
| | 41256 | 41256 | 4464 | 4164 | 4464 | 4164 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM SWITCH CONFIGURATION |
|------------------------------------------------------------|
| Size | SW1/3 | SW1/4 |
|--------------------+-------------------+-------------------|
| 256KB | Off | Off |
|--------------------+-------------------+-------------------|
| 512KB | On | Off |
|--------------------+-------------------+-------------------|
| 640KB | Off | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION |
|------------------------------------------------------------|
| Speed | SW1/1 |
|-------------------------------+----------------------------|
| 4.77MHz | Off |
|-------------------------------+----------------------------|
| 8MHz | On |
|-------------------------------+----------------------------|
| 10MHz | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FLOPPY DRIVE SELECTION |
|------------------------------------------------------------|
| Drives installed | SW1/7 | SW1/8 |
|--------------------+-------------------+-------------------|
| 1 | On | On |
|--------------------+-------------------+-------------------|
| 2 | Off | On |
|--------------------+-------------------+-------------------|
| 3 | On | Off |
|--------------------+-------------------+-------------------|
| 4 | Off | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| MONITOR SELECTION |
|------------------------------------------------------------|
| Setting | SW1/5 | SW1/6 |
|--------------------+-------------------+-------------------|
| None | On | On |
|--------------------+-------------------+-------------------|
| Color (40 x 20) | Off | On |
|--------------------+-------------------+-------------------|
| Color (80 x 25) | On | Off |
|--------------------+-------------------+-------------------|
| Monochrome or both | Off | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| MISCELLANEOUS TECHNICAL NOTE |
|------------------------------------------------------------|
| Note: If JP5 is closed, SW1/1 must be set to the off |
| position. |
+------------------------------------------------------------+