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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
The USB mouse or USB
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 USB cable is securely connected to the
server, and the device drivers are installed correctly.
v The server and the monitor are turned on.
2.
If a USB hub is in use, disconnect the USB device from the hub and connect it
directly to the server.
3. Move the mouse or pointing device cable to another USB connector.
4. Replace the following components one at a time, in the order shown, restarting
the server each time:
a. Mouse or pointing device
b. (Only if the problem occurred with a front USB connector) Internal cables to
the operation information panel
c. (Only if the problem occurred with a front USB connector) Operator
information panel
d. (Trained service technician only) System board
48 ThinkServer RS110 Types 6435, 6436, 6437, and 6438: Installation Guide