Lenovo ThinkServer RD240 (English) Installation and User Guide - Page 106
General problems, Hard disk drive problems, Intermittent problems, Hardware Maintenance Manual
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Symptom The DVD drive tray is not working. Action 3. Replace the DVD drive. 1. Make sure that the server is turned on. 2. Insert the end of a straightened paper clip into the manual tray-release opening. 3. Reseat the DVD drive. 4. Replace the DVD drive. General problems • Follow the suggested actions in the order in which they are listed in the Action column until the problem is solved. • See the parts listing in the Hardware Maintenance Manual to determine which components are customer replaceable units (CRUs) and which components are field replaceable units (FRUs). • If an action step is preceded by "(Trained service technician only)," that step must be performed only by a trained service technician. Symptom A cover lock is broken, an LED is not working, or a similar problem has occurred. Action If the part is a CRU, replace it. If the part is a FRU, the part must be replaced by a trained service technician. Hard disk drive problems • Follow the suggested actions in the order in which they are listed in the Action column until the problem is solved. • See the parts listing in the Hardware Maintenance Manual to determine which components are customer replaceable units (CRUs) and which components are field replaceable units (FRUs). • If an action step is preceded by "(Trained service technician only)," that step must be performed only by a trained service technician. Symptom Action Not all drives are recognized by Remove the drive that is indicated by the diagnostic tests; then, run the hard disk the hard disk drive diagnostic drive diagnostic tests again. If the remaining drives are recognized, replace the tests. drive that you removed with a new one. The server stops responding during the hard disk drive diagnostic test. Remove the hard disk drive that was being tested when the server stopped responding, and run the diagnostic test again. If the hard disk drive diagnostic test runs successfully, replace the drive that you removed with a new one. A hard disk drive was not detected while the operating system was being started. Reseat all hard disk drives and cables; then, run the hard disk drive diagnostic tests again. Intermittent problems • Follow the suggested actions in the order in which they are listed in the Action column until the problem is solved. • See the parts listing in the Hardware Maintenance Manual to determine which components are customer replaceable units (CRUs) and which components are field replaceable units (FRUs). • If an action step is preceded by "(Trained service technician only)," that step must be performed only by a trained service technician. 94 ThinkServer User Guide