Universal Serial Bus (Usb) Port Problems; Video Problems; Error Leds - IBM x3250 M3 Problem Determination And Service Manual

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 4, "Parts listing, System x3250 M3 Types 4251, 4252, and 4261," on page 119 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.
v Go to the IBM support website at http://www.ibm.com/systems/support/ to check for technical information,
hints, tips, and new device drivers or to submit a request for information.
Symptom
A USB device does not work.

Video problems

See "Monitor or video problems" on page 64.

Error LEDs

The illustration shows the system-board LEDs. The system board has error LEDs
that will help to locate the source of the error. Run the diagnostic programs to find
out the cause of the error (see "Running the diagnostic programs" on page 78).
Microprocessor error LED
72
IBM System x3250 M3 Types 4251, 4252, and 4261: Problem Determination and Service Guide
Action
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 Setup
utility (see "Using the Setup utility" on page 197 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.
System board
error LED
Standby
power LED
Battery error LED
Riser-card 1
error LED
Riser-card 2
error LED
IMM heartbeat error LED
Fan 5
DIMM 1 - 6
error LED
error LEDs
Fan 4
error LED
H8 Heartbeat
LED
Fan 3 error LED
Fan 2 error LED
Fan 1 error LED
SAS/SATA Controller
Error LED