MITAC INTERNATIONAL CORPORATION
IH 4125
Processor |
80486SX/80486DX |
Processor Speed |
16/20/25/33MHz |
Chip Set |
ETEQ |
Max. Onboard DRAM |
32MB |
Cache |
None |
BIOS |
AMI |
Dimensions |
240mm x 220mm |
I/O Options |
None |
NPU Options |
None |
CONNECTIONS | |||
Purpose |
Location |
Purpose |
Location |
Reset switch |
J1 |
Power LED & keylock |
J4 |
Turbo LED |
J2 |
Speaker |
J5 |
Turbo switch |
J3 |
External battery |
JP1 |
USER CONFIGURABLE SETTINGS | |||
Function |
Jumper |
Position | |
» |
Battery type select internal |
JP2 |
Closed |
Battery type select external |
JP2 |
Open | |
» |
Monitor type select color |
JP4 |
Closed |
Monitor type select monochrome |
JP4 |
Open | |
» |
Clock phase select dual |
JP7 |
Closed |
Clock phase select single |
JP7 |
pins 1 & 2 closed | |
» |
Clock source select OSC1 |
JP8 |
Closed |
Clock source select OSC2 |
JP8 |
pins 1 & 2 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 |
8MB |
(4) 1M x 9 |
(4) 1M x 9 |
16MB |
(4) 4M x 9 |
NONE |
32MB |
(4) 4M x 9 |
(4) 4M x 9 |
CPU TYPE CONFIGURATION | |||
Type |
JP11 |
JP12 |
JP13 |
80486SX |
Open |
Open |
pins 1 & 2 closed |
80486DX |
Closed |
Closed |
pins 2 & 3 closed |