AOpen AP41 User Manual page 37

Press the SRAM chip gently but firmly into
place. Be careful not to bend the pins.
When upgrading the cache, install the SRAM chips and set jumpers
JP24, JP25, JP26, JP27 and JP29 accordingly. See the following
figure.
128 KB
32 Kb x 4
JP24
JP25
JP26
JP27
JP29
User's Guide
Hardware Setup
256 KB 256 KB
32 Kb x 8 64 Kb x 4 64 Kb x 8
512 KB 512 KB
128 Kb x 4
2-17