Dell PowerEdge M420 Hardware Owner's Manual - Page 110

Table 1-26. Blade Messages (continued) Message Causes Corrective Actions MEMTEST lane failure detected on Invalid memory configuration. A mismatched DIMM is installed. Ensure that the memory modules are installed in a valid configuration. See "System Memory" on page 159. Processors with different power rating detected! System halted Processors with different logical processors detected! Mismatched processors are Ensure that all processors installed. have the same cache size, number of cores and logical processors, and power ratings, and that they are properly installed. See "Processors" on page 225. System halted CPUs with different core sizes detected! System halted CPU x installed with no memory Memory modules are Install memory modules for required but not installed the processor. See "System in the indicated processor's Memory" on page 159. memory slots. Unused memory detected. DIMM's installed in the following slot are not available when in Mirror or 128Bit Advanced ECC modes: x,x,x The memory configuration is not optimal for mirroring or Advanced ECC Memory Mode. Modules in the specified slot(s) are unused. Reconfigure the memory for Memory Mirroring or Advanced ECC Memory Mode, or change the memory mode to Optimized in the BIOS setup screen. See "System Memory" on page 159. 110 About Your System