The 9th generation of PowerEdge servers introduce fully buffered memory. Fully-Buffered Double Data Rate Synchronous DRAM Dual In-Line Memory Modules (FBD) utilizes the standard for Double Date Rate 2 (DDR II) SDRAM.
Check the keyboard cable and connector for proper connection. Swap keyboard for known good keyboard. If possible, run system diagnostics on the system to determine whether the keyboard or keyboard controller is faulty.
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