From the Crucial website
Chipset: VIA Apollo KL133A
168-pin DIMM Banking: 3 (3 banks of 1)
Error Detection Support: Non-ECC only
Supported DRAM Types: SDR SDRAM only
Max Unbuffered SDR SDRAM: 1536MB
Module Types Supported: Unbuffered only
Max Component Density: 256Mb
SDR SDRAM Frequencies: PC100 and PC133
Graphics Support: AGP 4X
USB Support: 1.x Compliant
With the A7V series motherboards CAS Latency 2 modules must be manually set in the BIOS.
Note the part about CAS Latency 2 must be set in the BIOS manually.
I can't offer specific advice re how to do it, but check your mobo manual on how to do it or wait for a more knowledgeable person to browse by the thread