Power 775 D-Link Service Procedure
PN: 41U8487, EC N44172
2 of 27
CONTENTS
1
GENERAL............................................................................................................................................................. 4
1.1
R
ELEASE
/
R
EVISION
H
ISTORY
........................................................................................................................... 4
1.2
W
HERE TO FIND THIS DOCUMENT
....................................................................................................................... 4
1.3
R
EQUIRED
D
OCUMENTS
..................................................................................................................................... 4
1.4
R
ELATED
D
OCUMENTS
...................................................................................................................................... 4
1.5
A
BBREVIATIONS
................................................................................................................................................ 5
2
OVERVIEW .......................................................................................................................................................... 6
2.1
S
AFETY
N
OTICES
............................................................................................................................................... 6
2.2
C
ONFIRM HOW YOU GOT TO THIS
P
OWER
775
D
L
INK
S
ERVICE
P
ROCEDURE
...................................................... 7
2.3
D-L
INK
D
ESCRIPTION
........................................................................................................................................ 8
2.3.1
General Discussion of MTP Optical Connector Handling ............................................................................ 8
2.4
C
ONCURRENCY
................................................................................................................................................. 9
2.5
D-L
INK
W
EIGHT
................................................................................................................................................ 9
2.6
R
EQUIRED
SSR
S AND
R
OLES
............................................................................................................................. 9
2.7
E
STIMATED
S
ERVICE
T
IME
................................................................................................................................ 9
2.8
P7IH
H
AND
T
OOL
K
IT
R
EQUIRED
T
OOLS
........................................................................................................... 9
2.9
P
REREQUISITES FOR THIS
P
ROCEDURE
............................................................................................................. 10
2.10
O
VERVIEW OF
P
ROCEDURE
.............................................................................................................................. 10
3
SERVICE PROCEDURE.................................................................................................................................... 11
3.1
A
SSESS
I
MPACT ON
C
LUSTER
P
ERFORMANCE
<=
C
USTOMER
T
ASK
.................................................................. 11
3.2
I
DENTIFY THE FRAME
,
CEC,
AND
D-P
ORT
<=
SSR
T
ASK
.................................................................................. 11
3.3
C
LEAN THE
I
NDIVIDUAL
D-L
INK
C
ONNECTORS
<=
SSR
T
ASK
......................................................................... 15
3.4
C
LEAN THE
D-L
INK
C
ONNECTORS IN THE GROUPER
<=
SSR
T
ASK
................................................................... 16
3.5
R
ETEST THE LINK
<=
C
USTOMER
T
ASK
............................................................................................................ 17
3.6
I
NSTALL
W
RAP
P
LUG
<=
SSR
T
ASK
................................................................................................................ 17
3.7
R
UN
W
RAP
P
LUG
T
EST
(
NWLINKDIAG
)
<=
C
USTOMER
T
ASK
............................................................................ 17
3.8
E
VALUATE
W
RAP
P
LUG
T
EST
R
ESULTS
<=
SSR
T
ASK
..................................................................................... 18
3.9
R
EPLACE AN
I
NDIVIDUAL
D-L
INK
O
PTICAL
C
ABLE
<=
SSR
T
ASK
.................................................................... 19
3.10
R
EPLACE A
D-L
INK CABLE IN
D-L
INK GROUPERS
<=
SSR
T
ASK
....................................................................... 20
3.11
R
ETEST THE LINK
<=
C
USTOMER
T
ASK
............................................................................................................ 21
3.12
C
ONFIRM THAT THE PROBLEM IS RESOLVED
<=
SSR
T
ASK
............................................................................... 21
3.13
E
ND OF
D-L
INK
S
ERVICE
P
ROCEDURE
............................................................................................................. 21
4
APPENDIX A: BACKGROUND INFORMATION ON FAILURE ISOLATION OF D-LINKS ................... 22
4.1.1
Likely Root Causes for Failure in D-Links ................................................................................................ 22
4.1.2
Failure Isolation and Repair for D-Links ................................................................................................... 22
5
END OF DOCUMENT........................................................................................................................................ 24
Table List
Table 1 Release / Revision History.................................................................................................................................................. 4
Table 2 Required Documents.......................................................................................................................................................... 4
Table 3 Related Documents ............................................................................................................................................................ 4
Figure List