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Sun Fire[TM] v1280, E2900, 3800, 4800, 4810, 6800, E4900, E6900, and Netra 1280, 1290 Server: Missing/Improper Seeprom CPU Speed information. (Doc ID 1011054.1)

Last updated on APRIL 20, 2021

Applies to:

Sun Fire E2900 Server - Version Not Applicable and later
Sun Fire 4810 Server - Version Not Applicable and later
Sun Fire 6800 Server - Version Not Applicable and later
Sun Netra 1280 Server - Version Not Applicable and later
Sun Netra 1290 Server - Version Not Applicable and later
All Platforms

Symptoms

 

POST  fails the CPU in POST.
setkeyswitch or testboard fails the CPU's


Snapshot of the testboard :
:
:
PostTestSequencer.testListSequencer: Test Large Tag Arrays and Enable MMU
cpuCD All agents under test failed Post
PostTestSequencer.phaseSequencer: Cpu basic tests
cpuCD All agents under test failed Post
PostTestSequencer.sequencer: Memory tests
cpuCD All agents under test failed Post
:
:
{/N0/SB4/P0} Passed
{/N0/SB4/P1} Passed
{/N0/SB4/P2} Failed
{/N0/SB4/P3} Failed
:
:
setkeyswitch on for the domain shows the following error messages :
:
Testing CPU Boards ...
:
Sep 14 23:56:00 [Hostname SC 1] Domain-A.POST: {/N0/SB4/P2} ERROR: Missing/Improper Seeprom CPU Speed information
Sep 14 23:56:00 [Hostname SC 1] Domain-A.POST: {/N0/SB4/P3} ERROR: Missing/Improper Seeprom CPU Speed information
Sep 14 23:56:00 [Hostname SC 1] Domain-A.POST: {/N0/SB4/P2} ERROR: Missing/Improper Seeprom CPU Speed information
Sep 14 23:56:00 [Hostname SC 1] Domain-A.POST: {/N0/SB4/P3} ERROR: Missing/Improper Seeprom CPU Speed information
:
:
{/N0/SB4/P0/C0} Passed
{/N0/SB4/P1/C0} Passed
{/N0/SB4/P0/C1} Passed
{/N0/SB4/P1/C1} Passed
{/N0/SB4/P2/C0} Failed
{/N0/SB4/P3/C0} Failed
{/N0/SB4/P2/C1} Crunched
{/N0/SB4/P3/C1} Crunched
{/N0/SB4/P0} Passed
{/N0/SB4/P1} Passed
{/N0/SB4/P2} Failed
{/N0/SB4/P3} Failed
:
:


showfru -v -r manr  shows :


Component Part # Serial Description Date Time Vend Location
--------- ------ ------ ----------- ---- ---- ---- --------
/N0/SB4 501-6520-05-50 A03308 CPU Board V 04/01 06:10:03 0301 Penang, M3 2004 PST alaysia


The above System Board was working with 1200MHz CPU speed and during a platform power reset the SB CPU's(A/B/C/D) seeprom lost the CPU speed information

 

 

Cause

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