IBM x3105 Installation Guide - Page 72
Power, problems
UPC - 000435950734
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Power problems v Follow the suggested actions in the order in which they are listed in the Action column until the problem is solved. v See the parts listing in the Problem Determination and Service Guide to determine which components are customer replaceable units (CRU) and which components are field replaceable units (FRU). v If an action step is preceded by "(Trained service technician only)," that step must be performed only by a trained service technician. Symptom Action The power-control button does 1. Make sure that the ac power-supply voltage switch on the rear of the server is not work, and the reset button set to the correct voltage for your geography. does not work (the server does not start). 2. Make sure that the power-control button is working correctly: Note: The power-control button a. Disconnect the server power cords. will not function until 20 b. Reconnect the power cords. seconds after the server has been connected to ac power. c. (Trained service technician) Reseat the operator information panel cables, and then repeat steps 2a and 2b. If the server starts, reseat the opertor panel. If the problem remains, replace the operator panel. 3. Make sure that the reset button is working correctly: a. Disconnect the server power cords. b. Reconnect the power cords. 4. Make sure that: v The power cords are correctly connected to the server and to a working electrical outlet. v The type of memory that is installed is correct. v The LEDs on the power supply do not indicate a problem. 5. If you just installed an optional device, remove it, and restart the server. If the server now starts, you might have installed more devices than the power supply supports. 6. See ″Solving undetermined problems″ in the Problem Determination and Server Guide. The server does not turn off. 1. Determine whether you are using an Advanced Configuration and Power Interface (ACPI) or non-ACPI operating system. If you are using a non-ACPI operating system, complete the following steps: a. Press Ctrl+Alt+Delete. b. Turn off the server by pressing the power-control button for 5 seconds. c. Restart the server. d. If the server fails POST and the power-control button does not work, disconnect the power cord for 20 seconds; then, reconnect the power cord and restart the server. 2. If the problem remains or if you are using an ACPI-aware operating system, suspect the system board. The server unexpectedly shuts down, and the LEDs on the operator information panel are not lit. See ″Solving undetermined problems″ in the Problem Determination and Server Guide. 58 System x3105 Type 4347: Installation Guide