IBM x3105 - System - 4347, Service Manual

Page: 57 / 130

Universal Serial Bus (USB) port 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 Chapter 3, “Parts listing, System x3105 Type 4347,” on page 53 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
A USB device does not work.
1. Make sure that:
v The correct USB device driver is installed.
v
The operating system supports USB devices.
2. Make sure that the USB configuration options are set correctly in the
Configuration/Setup Utility program (see the User’s Guide for more information).
3. If you are using a USB hub, disconnect the USB device from the hub and
connect it directly to the server.
Chapter 2. Diagnostics
39