Operation and Maintenance
616
Failure Analysis Procedure
As described in the Chapter 2 “Hardware,” the server is configured with CRU and FRU which
are replaceable modules/units in the installation environment of the customer.
This section describes the analyzing procedure of CRU (Customer Replacement Unit).
When the status LED of EXPRESSSCOPE®
Monitor lights other than green during the server
operation, except when the power is off, the status indicates the server has failure.
In this case, select “View Faults” in the EXPRESSSCOPE® Monitor to check if there is any
failure or failure indication.
FRU displayed on “View Faults” is the highest possibility (or suspected) parts of the cause of
failure.
Example) The following example shows the FRU name as PSU, the power supply unit. From the
FRU Location, the power supply unit of the slot 3 is the most suspected one.
• FRU Name : PSU
…Power Supply Unit
• Server Number : SVR1,2
…Indicating the part belongs to the Server 1 and the
Server2 (shared) (A1080a-D model only).
• FRU Location : PSU3
…Indicating the position is the Power Supply Unit #3.
If the FRU Name displayed on “View Faults” corresponds any of the following four types, the
parts can be replaced by customer. Refer to “Hardware” for the replacement procedure.
• CRU (Customer Replacement Unit) List
No. Abbreviated
name
Name Described name on this
guide
1 HDD Hard Disk Drive Hard disk drive
2 PSU Power Supply Unit Power supply unit
3 DVD Digital Versatile Disk DVD drive
4 FAN FAN Module FAN module
Further analysis is required if nothing is shown on “View Faults” of EXPRESSSCOPE® Monitor,
or if the displayed abbreviation is not on the above list.
P S
U
SV
R1
,2 ↑
P S U 3
S e
e M
a i
nt
Gu
ide ↓
FRU Name
FRU Location
Server Number
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