American Megatrends Apollo User Manual page 78

Upgrading Cache Memory,
Jumper Settings The jumpers that control secondary cache memory (JPW1, JPW2, JPW3, JPW4, J9, J10, and JC1 are shown
below. These jumpers are near the CPU. The jumper settings for 256 KB mixed voltage, 256 KB 3.3V, and
512 KB 3.3V cache memory are shown below:
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Apollo Motherboard User's Guide
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