Sun Microsystems Netra T5220, Service Manual

Page: 44 / 178

1-34 Sun Netra T5220 Server Service Manual • January 2012
■
If POST detects a faulty device, the fault is displayed and the fault information is
passed to ALOM CMT CLI for fault handling. Faulty FRUs are identified in fault
messages using the FRU name. For a list of FRU names, see
TABLE 2-1
.
a. Interpret the POST messages:
POST error messages use the following syntax:
c : s
> ERROR: TEST =
failing-tes t
c : s
> H/W under test =
FRU
c : s
> Repair Instructions: Replace items in order listed by
H/W under test above
c : s
> MSG =
test-error-message
c : s
> END_ERROR
In this syntax, c = the core number, s = the strand number.
Warning and informational messages use the following syntax:
INFO
or
WARNING
: message
In
EXAMPLE 1-4
, POST reports a memory error at FB-DIMM location
/SYS/MB/CMP0/BR2/CH0/D0
. The error was detected by POST running on core
7, strand 2.
EXAMPLE 1-4
POST Error Message
7:2>
7:2>ERROR: TEST = Data Bitwalk
7:2>H/W under test = /SYS/MB/CMP0/BR2/CH0/D0
7:2>Repair Instructions: Replace items in order listed by 'H/W
under test' above.
7:2>MSG = Pin 149 failed on /SYS/MB/CMP0/BR2/CH0/D0 (J2001)
7:2>END_ERROR
7:2>Decode of Dram Error Log Reg Channel 2 bits
60000000.0000108c
7:2> 1 MEC 62 R/W1C Multiple corrected
errors, one or more CE not logged
7:2> 1 DAC 61 R/W1C Set to 1 if the error
was a DRAM access CE
7:2> 108c SYND 15:0 RW ECC syndrome.
7:2>
7:2> Dram Error AFAR channel 2 = 00000000.00000000
7:2> L2 AFAR channel 2 = 00000000.00000000