Usb Keyboard, Mouse, Or Pointing-Device Problems - IBM X3950 X5 Problem Determination And Service Manual

USB keyboard, mouse, or pointing-device problems

This topic provides suggested actions to resolve problems with the USB keyboard,
mouse, or pointing device attached to the server.
About this task
v Follow the suggested actions in the order in which they are listed in the Action column until the problem is
solved.
v See Chapter 4, "Parts listing, Types 7145, 7146, 7143, and 7191," on page 81 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
All or some keys on the
keyboard do not work.
The USB mouse or USB
pointing device does not work.
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IBM System x3850 X5 and x3950 X5 Types 7145, 7146, 7143, and 7191: Problem Determination and Service Guide
Action
1. If you have installed a USB keyboard, run the Setup utility and enable
keyboardless operation to prevent the POST error message 301 from being
displayed during startup.
2. See for information about keyboard compatibility.
3. Make sure that:
v The keyboard cable is securely connected.
v The server and the monitor are turned on.
4. Reseat the following components:
a. Keyboard
b. I/O-board assembly (see "Removing the I/O-board shuttle" on page 143
and "Replacing the I/O-board shuttle" on page 144)
5. Replace the components listed in step "USB keyboard, mouse, or
pointing-device problems" one at a time, in the order shown, restarting the
server each time.
1. See for information about mouse compatibility.
2. Make sure that:
v The mouse or pointing-device USB cable is securely connected to the server,
and the device drivers are installed correctly.
v The server and the monitor are turned on.
v Keyboardless operation is enabled in the Setup utility.
3. If you are using a USB hub, disconnect the USB device from the hub and
connect it directly to the server.
4. Reseat the following components:
a. Mouse or pointing device
b. I/O-board assembly (see "Removing the I/O-board shuttle" on page 143
and "Replacing the I/O-board shuttle" on page 144)
5. Replace the components listed in step "USB keyboard, mouse, or
pointing-device problems" one at a time, in the order shown, restarting the
server each time.