Warning W2526 - Current ISA/DMA bus speed is too high. Generally the ISA bus speed should not exceed 10MHz (8MHz rated speed) and the DMA bus speed should not exceed 5MHz (4MHz rating).
Fix: Increase PCI/ISA multiplier (e.g. from 1/2 to 1/3) from the BIOS or reduce PCI bus speed.
For more information, please see the (FAQ).