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3 Diagnostics
BOARD
3-60
Follow the suggested actions in the order in which they are
listed in the Action column until the problem is solved.
See Chapter 4, "Parts listing, " to determine which components
are customer replaceable units (CRU) and which components
are field replaceable units (FRU).
If an action step is preceded by "(Trained service technician
only)," that step must be performed only by a trained service
technician.
The I/O-board shuttle
or
microprocessor
board has failed.
Huawei Proprietary and Confidential
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Problem Determination and Service Guide
assembly" and "Replacing the
mRAID adapter carrier and the
RAID adapter assembly")
b. RAID power and SAS signal
cables
c.
Hard
disk
drives
"Removing a hot-swap hard disk
drive" and "Replacing a hot-swap
hard disk drive")
d. I/O-board assembly (see
"Removing the I/O-board shuttle"
and "Replacing the I/O-board
shuttle")
3. Replace the components in step
2 one at a time, in the order shown,
restarting the server each time.
1. Find the failing board by
checking
the
LEDs
I/O-board
shuttle
microprocessor board.
2. If the I/O board LED is lit, reseat
the I/O board (see "Removing the
I/O-board shuttle" and "Replacing
the I/O-board shuttle". If the I/O
board LED remains lit, replace the
I/O board.
3. If the I/O board LED is not lit,
remove memory card 7 to see if the
microprocessor-board LED is lit
(see "Removing a memory card").
4. (Trained service technician
only) If the microprocessor-board
LED
is
lit,
reseat
microprocessor
board
"Removing
microprocessor-board
"Replacing
and
microprocessor-board assembly").
If the microprocessor-board LED
remains
lit,
replace
microprocessor board.
Tecal RH5485 Server
(see
on
the
and
the
(see
the
assembly"
the
the
Issue 02 (2011-05-25)
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