Advantech PCA-6157, Руководство пользователя

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Chapter 1 Hardware configuration 11
L2 cache size select (JP2, JP3, JP4)
With the PCA-6157, you can select an L2 cache size of 256 KB, 512
MB, or no cache, by setting JP2, JP3, and JP4:
JP2 JP3 JP4
1 1 1
256 KB (default)
512 KB
No cache
Keyboard or PS/2 mouse select (JP6)
The PCA-6157's DIN connector (CN6) provides two functions:
keyboard input or PS/2 mouse input. JP6 should be set to the
default configuration when using attached keyboard & PS/2 mouse
adapter.
Keyboard PS/2 mouse
1
JP6 (default)
Onboard I/O chip enabled/disabled select (JP7)
The PCA-6157 has a built-in Super I/O chip (SMC37C665) for the
FDD, parallel and serial ports. You can enable or disable the I/O
chip by setting JP7.
Enabled Disabled
1
JP7 (default)
4
1