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 |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
Keylock |
JP1 |
Power LED |
JP3 pins 3 & 4 |
|
Reset switch |
JP2 |
Turbo LED |
JP4 |
|
Speaker |
JP3 pins 1 & 2 |
Turbo switch |
JP5 |
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Label |
Position | |
|
Turbo enabled through hardware switch (Award only) |
JP5 |
Closed | |
|
Turbo enabled through software (CTRL, ALT, +) (Award only) |
JP5 |
Open | |
|
Turbo disabled through software (CTRL, ALT, -) (Award only) |
JP5 |
Open | |
|
Turbo enabled/disabled through software (CTRL, ALT, +) (Phoenix/AMI only) |
JP5 | ||
|
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) 41256 |
None |
None |
None |
None |
None |
|
512KB |
(9) 41256 |
(9) 41256 |
None |
None |
None |
None |
|
576KB |
(9) 41256 |
(9) 41256 |
(2) 4464 |
(1) 4164 |
None |
None |
|
640KB |
(9) 41256 |
(9) 41256 |
(2) 4464 |
(1) 4164 |
(2) 4464 |
(1) 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. |