D-18
External I/O Expansion Unit for SPARC Enterprise M
x
000 Servers Installation and Service Manual • April 2011
■
I/O boat 0
■
I/O boat 1
■
Chassis
■
Link card
Resolution
1. Trace the cable identified with the fault to find the attached External I/O
Expansion Unit:
hc:///chassis=0/iou=
x
/pcislot=
y
/link=0/cable=0
a. Power off the domains that use the FRUs and remove one FRU.
i. Power off the affected domains.
ii. Power off both PSUs.
iii. Remove a single FRU.
Following is the list of FRUs to remove for this procedure. Remove only one
FRU from this list each time you go through this procedure. If the problem
persists, remove a different FRU from the list below using this same
procedure:
-- PSU 0
-- PSU 1
-- I/O boat 0
-- I/O boat 1
Test the FRUs listed above before suspecting the following:
-- Link card (see
-- Chassis (see
iv. Power on both PSUs.
v. Power on the affected domains.
If the problem has been corrected, the fault messages will not appear.
vi. If this does not correct the problem, reinsert the FRU you removed in
, then repeat
through
for a different FRU.
vii. If this corrects the problem, go to
viii. If this does not correct the problem, go to
b. Determine which FRU was causing the problem.
Summary of Contents for SPARC Enterprise M4000
Page 4: ......