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.  |