IBM HS12 Service Guide - Page 128

BladeCenter unit resources. First, make sure that the keyboard and mouse are assigned to the blade server; then, see the following table and "Solving shared BladeCenter resource problems" on page 167. v See Chapter 4, "Parts listing, Types 8014, 8028 and 1916," on page 25 to determine which components are CRUs and which components are FRUs. 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 All keyboard and mouse problems. 1. Make sure that the keyboard/video/mouse select button LED on the front of the blade server is lit, indicating that the blade server is connected to the shared keyboard and mouse. 2. Check the function of the shared BladeCenter unit resources (see "Solving shared BladeCenter resource problems" on page 167). 3. Make sure that: v The device drivers are installed correctly. See "Firmware updates" on page 21 v The keyboard and mouse are recognized as USB, not PS/2, devices by the blade server. Although the keyboard and mouse might be a PS/2-style devices, communication with them is through USB in the BladeCenter unit. Some operating systems allow you to select the type of keyboard and mouse during installation of the operating system. If this is the case, select USB. 4. (Trained service technician only) Replace the system-board assembly - See "Removing the system-board assembly" on page 65 and "Installing the system-board assembly" on page 66. Memory problems Use this information to diagnose and resolve memory problems with the blade server. Follow the suggested actions in the order in which they are listed in the Action column until the problem is solved. 116 BladeCenter HS12 Type 8014, 8028 or 1916: Problem Determination and Service Guide