INFORMTECH INTERNATIONAL, INC.
IT-AM33/40-DLC
Processor |
80386DX/AMD386DX/CX486DLC |
Processor Speed |
16/25/33/40MHz |
Chip Set |
Maconics |
Max. Onboard DRAM |
32MB |
Cache |
None |
BIOS |
AMI |
Dimensions |
220mm x 170mm |
I/O Options |
None |
NPU Options |
None |
CONNECTIONS | |||
Purpose |
Location |
Purpose |
Location |
Turbo LED |
D5 |
Speaker |
J5 |
External battery |
J3 |
Turbo switch |
J6 |
Power LED & keylock |
J4 |
Reset switch |
J7 |
USER CONFIGURABLE SETTINGS | |||
Function |
Jumper |
Position | |
» |
MC146818 enabled |
JP1 |
pins 2 & 3 closed |
DS1287 enabled |
JP1 |
pins 1 & 2 closed | |
» |
Monitor type select monochrome |
JP2 |
Open |
Monitor type select color |
JP2 |
Closed | |
» |
CPU brand selection INTEL/AMD 80386DX CPU |
JP3 |
pins 1 & 2 closed |
CPU brand selection CYRIX 486DLC CPU |
JP3 |
pins 2 & 3 closed | |
» |
CMOS memory normal operation |
JP4 |
pins 1 & 2 closed |
CMOS memory data clear |
JP4 |
pins 2 & 3 closed | |
Note:The exact location of JP3 is unidentified by the manufacturer. |
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) 1M x 9 |
(4) 256K x 9 |
8MB |
(4) 1M x 9 |
(4) 1M x 9 |
16MB |
(4) 4M x 9 |
NONE |
17MB |
(4) 4M x 9 |
(4) 256K x 9 |
20MB |
(4) 4M x 9 |
(4) 1M x 9 |
32MB |
(4) 4M x 9 |
(4) 4M x 9 |
CLOCK GENERATOR FREQUENCY CONFIGURATION | ||||
Clock Speed |
CPU Speed |
JS1 |
JS2 |
JS3 |
80MHz |
40MHz |
pins 1 & 2 closed |
pins 2 & 3 closed |
pins 2 & 3 closed |
66MHz |
33MHz |
pins 2 & 3 closed |
pins 1 & 2 closed |
pins 2 & 3 closed |
50MHz |
25MHz |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 2 & 3 closed |
33MHz |
16MHz |
pins 1 & 2 closed |
pins 2 & 3 closed |
pins 1 & 2 closed |