Lenovo ThinkServer TD200x Hardware Maintenance Manual page 140

The following illustration shows the LEDs (1 and 2) on the PCI-X extender card, if one is installed.
The following table describes the LEDs on the system board and extender card and suggested actions to
correct the detected problems.
1. Follow the suggested actions in the order in which they are listed in the Action column until the problem is
solved.
2. If an action step is preceded by "(Trained service technician only)," that step must be performed only by
a trained service technician.
Lit EasyLED diagnostics LED with the
system-error or information LED also lit
DIMM 1 to DIMM 16 error LEDs
CPU 1 error LED
132
ThinkServer TD200x Hardware Maintenance Manual
Description
A DIMM has failed or is incorrectly
installed.
Microprocessor 1 has failed, is
missing, or has been incorrectly
installed.
Note: (Trained service technician
only) Make sure that the
microprocessors are installed
in the correct sequence; see
"Removing a microprocessor
retention module" on page 215
Action
1. Remove the DIMM that is
indicated by a lit error LED.
2. Reseat the DIMM.
3. Replace the following
components one at a time, in
the order shown, restarting
the server each time:
a. DIMM
b. (Trained service
technician only) System
board
1. Check the system-event log
to determine the reason for
the lit LED.
2. (Trained service technician)
Reseat the failing
microprocessor.
3. Replace the following
components one at a time, in
the order shown, restarting
the server each time:
a. (Trained service
technician only) Failing
microprocessor
b. (Trained service
technician only) System
board