TANDON CORPORATION
TOWER486
|
Processor |
80486SX |
|
Processor Speed |
25/33MHz |
|
Chip Set |
Unidentified |
|
Max. Onboard DRAM |
64MB (4MB or 8MB installed on board) |
|
Cache |
None |
|
BIOS |
Unidentified |
|
Dimensions |
355mm x 305mm |
|
I/O Options |
External memory card, floppy drive interface, IDE interface |
|
NPU Options |
4167 |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
IDE interface |
CN1 |
External battery |
J8 |
|
Floppy drive interface |
CN2 |
External memory card |
SL1 |
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Switch |
Position | |
|
|
256KB - 512KB memory override disabled |
SW1/1 |
Off |
|
256KB - 512KB memory override enabled |
SW1/1 |
On | |
|
|
512KB - 640KB memory override disabled |
SW1/2 |
Off |
|
512KB - 640KB memory override enabled |
SW1/2 |
On | |
|
|
Security enabled |
SW1/3 |
Off |
|
Security disabled |
SW1/3 |
On | |
|
|
Factory configured - do not alter |
SW1/4 |
Off |
|
DRAM CONFIGURATION (EXTERNAL CARD) | ||
|
Size |
Bank 0 |
Bank 1 |
|
2MB |
(8) 256K x 9 |
NONE |
|
4MB |
(8) 256K x 9 |
(8) 256K x 9 |
|
8MB |
(8) 1M x 9 |
NONE |
|
10MB |
(8) 1M x 9 |
(8) 256K x 9 |
|
16MB |
(8) 1M x 9 |
(8) 1M x 9 |
|
32MB |
(8) 4M x 9 |
NONE |
|
34MB |
(8) 4M x 9 |
(8) 256K x 9 |
|
40MB |
(8) 4M x 9 |
(8) 1M x 9 |
|
64MB |
(8) 4M x 9 |
(8) 4M x 9 |
|
Note: Board is factory installed with either 4MB or 8MB. The location of the memory is unidentified. If memory card is installed, the on board memory is disabled. | ||