MITAC INTERNATIONAL CORPORATION
IB-4033
Processor |
80486DX |
Processor Speed |
33MHz |
Chip Set |
OPTI |
Max. Onboard DRAM |
32MB |
Cache |
64/256KB |
BIOS |
AMI |
Dimensions |
330mm x 218mm |
I/O Options |
None |
NPU Options |
4167 |
CONNECTIONS | |||
Purpose |
Location |
Purpose |
Location |
External battery |
J18 |
Turbo switch |
JP12 |
Power LED & keylock |
J21 |
Turbo LED |
JP13 |
Speaker |
J22 |
Reset switch |
JP14 |
Note:The location of JP14 is unidentified. |
USER CONFIGURABLE SETTINGS | |||
Function |
Jumper |
Position | |
» |
Monitor type select color |
JP2 |
Closed |
» |
Monitor type select monochrome |
JP2 |
Open |
» |
ATCLK (I/O Bus) speed select CPU speed /4 |
JP3 |
Open |
» |
ATCLK (I/O Bus) speed select CPU speed /6 |
JP3 |
Closed |
» |
CPU speed select iOSC |
JP15 |
pins 1 & 2 closed |
» |
CPU speed select iOSC/2 |
JP15 |
pins 2 & 3 closed |
DRAM CONFIGURATION | ||
Size |
Bank 0 |
Bank 1 |
1MB |
(4) 256K x 9 |
NONE |
2MB |
(4) 256K x 9 |
(4) 256K x 9 |
4MB |
(4) 1M x 9 |
NONE |
5MB |
(4) 256K x 9 |
(4) 1M x 9 |
8MB |
(4) 1M x 9 |
(4) 1M x 9 |
16MB |
(4) 4M x 9 |
NONE |
20MB |
(4) 4M x 9 |
(4) 1M x 9 |
32MB |
(4) 4M x 9 |
(4) 4M x 9 |
CACHE CONFIGURATION | ||
Size |
Bank 0 |
TAG |
64KB |
(8) 8K x 8 |
(2) 4K x 4 |
256KB |
(8) 32K x 8 |
(2) 16K x 4 |
Note:The TAG chip sizes are unidentified. |
CACHE JUMPER CONFIGURATION | |||
Size |
JP4 |
JP5 |
JP10 |
64KB |
Open |
Open |
Open |
256KB |
Closed |
Closed |
Closed |