Aaeon SBC-400 User Manual page 22

JP2, JP3, and JP4 must be set to match the CPU type. The chart
below shows the proper jumper setting for their respective CPU.
Intel P24D
Cyrix MISC
JP 2 3 4
Pin 1
2
3
4
5
6
7
8
9
Cyrix/IBM/SGS
5x86
JP 2 3 4
Pin 1
2
3
4
5
6
7
8
9
AMD-X5-133/150 AMD DX4 Enhanced
AMD DX2
JP 2 3 4
Pin 1
2
3
4
5
6
7
8
9
486DX/DX2/DX4-S 486SX-S
JP 2 3 4
Pin 1
2
3
4
5
6
7
8
9
Cyrix/IBM/SGS/TI486DX/DX2
486DX2
JP 2 3 4
Pin 1
2
3
4
5
6
7
8
9
JP 2 3 4
AMD-X5-160
Pin 1
2
3
4
5
6
7
8
9
JP 2 3 4
Pin 1
2
3
4
5
6
7
8
9
JP 2 3 4
Pin 1
2
3
4
5
6
7
8
9
AMD DX4 Standard
JP 2 3 4
Pin 1
2
3
4
5
6
7
8
9
486SX
JP 2 3 4
Pin 1
2
3
4
5
6
7
8
9
JP 2 3 4
Pin 1
2
3
4
5
6
7
8
9