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Keyboard, mouse, or pointing-device 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 Hardware Maintenance Manual 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
All or some keys on the
keyboard do not work.
1. Make sure that:
v The keyboard is compatible with the server. See http://www.lenovo.com/
accessories.
v The keyboard cable is securely connected.
v The server and the monitor are turned on.
2.
If you are using a USB keyboard, run the Configuration/Setup Utility program
and enable keyboardless operation to prevent a POST error message from
being displayed during startup.
3. If you are using a USB keyboard and it is connected to a USB hub, disconnect
the USB keyboard from the hub and connect it directly to the server.
4. Replace the following components one at a time, in the order shown, restarting
the server each time:
a. Keyboard
b. (Trained service technician only) System board
The mouse or pointing device
does not work.
1. Make sure that:
v The mouse is compatible with the server. See http://www.lenovo.com/
accessories.
v The mouse or pointing-device cable is securely connected to the server.
v The mouse or pointing-device drivers are installed correctly.
v The server and the monitor are turned on.
v The mouse option is enabled in the Configuration/Setup Utility program.
2.
If you are using a USB mouse or pointing device and it is connected to a USB
hub, disconnect the mouse or pointing device from the hub and connect it
directly to the server.
3. Replace the following components one at a time, in the order shown, restarting
the server each time:
a. Mouse or pointing device
b. (Trained service technician only) System board
66 ThinkServer TS100 Types 6431, 6432, 6433, 6434: Installation Guide