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37
2 Standard Engineering Labels
A label on the
loaded cabinet
side, which
indicates the
destination of the
power cable
A label on the
power distribution
cabinet side,
which indicates
the destination of
the power cable
A01
TO:
-48V2
B08
TO:
B03
-48V2
A01 01 04 N3 OUT
01
M4
0
02
B
A0
2
TO:
A01 01 04 LOG IN
04
03
02
B0
2
ODF
TO:
A01 02 01
05
A02
TO:
A0
1
TO:
Name
Content
Example
Note
Power cable
label
MN(BC) - -48V1
MN(BC) - -48V2
MN(BC) - BGND
MN(BC) - PGND
MN(BC): BC is written right under
MN. On the loaded cabinet side, MN
identifies the row and column number
of the power distribution facilities
(such as the power control cabinet
and power distribution box). BC
identifies the row and column number
of the -48 V connector. BGND and
PGND are not assigned rows or
columns for identification. On the
power distribution facility side, only
MN is required to indicate the cabinet
number.
Label for
external alarm
cables
MN
M: The rows of cabinets from front to
back are numbered from A to Z.
N: The cabinet columns from left to
right are numbered from 01 to 99.
Label for
network cables
MN-A-B
MN indicates the cabinet number.
A is a two-digit number that indicates
the position of a subrack in a cabinet.
Subracks are numbered from bottom
to top.
B is a two-digit number that indicates
the Ethernet interface of the
equipment in a cabinet. Ethernet
interfaces are numbered from top to
bottom and from left to right.
Labels for the
optical fibers
connecting
devices
MN-A-B-C-D
MN indicates the cabinet number.
A is a two-digit number that indicates
the position of a subrack in a cabinet.
Subracks are numbered from bottom
to top.
B indicates the slot ID.
C indicates a board name.
D indicates the optical interface
name.
Label for fibers
used to connect
the device to the
ODF
MN-A-B-C-D
MN indicates the cabinet number.
A is a two-digit number that indicates
the position of a subrack in a cabinet.
Subracks are numbered from bottom
to top.
B indicates the slot ID.
C indicates a board name.
D indicates the optical interface
name.
ODF-MN-A-B-C
MN indicates the row number and
column number of the ODF.
A indicates the number of the subrack
inside the ODF.
B indicates the row number of a
terminal.
C indicates the column number of a
terminal.