Lenovo 3822, 3821, 3719, 3823 manual Dimm

Models: 3719 3822 3823 3821

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The system board is equipped with a PCI extender card that provides either one or two additional expansion slots. The following illustration shows the LEDs on the PCI Express extender card, if one is installed.

The following illustration shows the LEDs 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.

vFollow the suggested actions in the order in which they are listed in the Action column until the problem is solved.

vSee Chapter 8, “Parts Listing, TD200x Machine Types 3719, 3821, 3822, and 3823,” on page 237 to determine which components are customer replaceable units (CRU) and which components are field replaceable units (FRU).

vIf 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

A DIMM has failed or is incorrectly

1.

Remove the DIMM that is indicated by a lit error

error LEDs

installed.

 

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

1.

Check the system-event log to determine the

 

missing, or has been incorrectly

 

 

reason for the lit LED.

 

installed.

 

 

2.

(Trained service technician) Reseat the failing

 

Note: (Trained service technician

 

 

microprocessor.

 

only) Make sure that the

 

 

3.

Replace the following components one at a time,

 

microprocessors are installed in the

 

correct sequence; see “Installing a

 

in the order shown, restarting the server each time:

 

microprocessor and heat sink” on

 

a. (Trained service technician only) Failing

 

page 220.

 

microprocessor

 

 

 

b. (Trained service technician only) System board

 

 

 

 

Chapter 5. Diagnostics 85

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Lenovo 3822, 3821, 3719, 3823 manual Dimm