TULIP COMPUTERS
TR486 (TC19)
|
Processor |
80486DX |
|
Processor Speed |
25MHz |
|
Chip Set |
Intel |
|
Max. Onboard DRAM |
16MB |
|
Cache |
32KB (factory installed) |
|
BIOS |
Tulip |
|
Dimensions |
300mm x 220mm |
|
I/O Options |
Parallel port, serial ports (2), external CPU card, external memory card, floppy drive interface |
|
NPU Options |
None |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
External memory card |
Bank 2 |
Power-down switch |
J14 |
|
Serial port 1 |
J10 |
Battery, speaker, power LED & keylock |
J17 |
|
Serial port 2 |
J11 |
Reset switch |
J18 |
|
Parallel port |
J12 |
Floppy drive interface |
J27 |
|
Front panel LCD connector |
J13 |
External CPU card |
U1 & U2 |
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Jumper |
Position | |
|
|
Factory configured - do not alter |
J7 |
pins 1 & 2 closed |
|
|
Factory configured - do not alter |
J9 |
pins 1 & 3, 2 & 4 closed |
|
|
Monitor type select color |
J16 |
pins 1 & 2 closed |
|
Monitor type select monochrome |
J16 |
pins 2 & 3 closed | |
|
|
Factory configured - do not alter |
J19 |
N/A |
|
|
Floppy interface enabled |
J20 |
Open |
|
Floppy interface disabled |
J20 |
Closed | |
|
DRAM CONFIGURATION | |||
|
Size |
Bank 0 |
Bank 1 |
Bank 2 |
|
4MB |
(4) 1M x 9 |
NONE |
Not installed |
|
8MB |
(4) 1M x 9 |
(4) 1M x 9 |
Not installed |
|
16MB |
(4) 1M x 9 |
(4) 1M x 9 |
Installed |
|
DRAM JUMPER CONFIGURATION | ||||
|
Size |
J4 |
J5 |
J6 |
J28 |
|
4MB |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
|
8MB |
pins 2 & 3 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
|
16MB |
pins 2 & 3 closed |
pins 2 & 3 closed |
pins 2 & 3 closed |
pins 1 & 2 closed |