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Express extender card 1, if one is installed.
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.
v Follow the suggested actions in the order in which they are listed in the Action column until the problem
is solved.
v 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 Description Action
DIMM 1 to DIMM 16
error LEDs
A DIMM has failed or is incorrectly
installed.
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
CPU 1 error LED 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 and heat sink” on
page 218
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
136 ThinkServer TD200x Types 3719, 3821, 3822, and 3823: Hardware Maintenance Manual