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Installation Manual – Hardware Installation
BBU3806 WCDMA Base Band Unit
C.4.2 Labels for the Trunk Cable that Connects the Device and the DDF
I. Meaning of the Label
Table C-5 shows the information on both sides of the labels affixed to the trunk cable
that connects the device and the DDF.
Table C-5 Information on labels affixed to the trunk cable between the device and the
DDF
Content
MN-B-C-D-R/T
DDF-MN-B-C-
D/R/T
II. Example of the Label
Figure C-11 shows the label on the trunk cable between the device and the DDF:
Meaning
MN: cabinet number
B: frame number
C: physical slot
number
D: cable number
R: optical Rx
interface
T: optical Tx interface
MN: row number and
column number of
the DDF
B: row number of the
terminal
C: column number of
the terminal
D: direction A or B
R: optical Rx
interface
T: optical Tx interface
Huawei Technologies Proprietary
C-13
Appendix C Engineering Labels for Cables
Example
For example, A01
Numbered in bottom-up order with two
digits, for example, 01
Numbered in top-down and left-right order
with two digits, for example, 01
Numbered in top-down and left-right order
with two digits, for example, 05
Numbered in the same rule as that of the
cabinets, for example, G01 is the DDF in
Row G and Column 01.
Range from 01 to 99, for example: 01-01.
There is such a mark in DDF:
A: indicates the DDF terminals are
connected to the optical network
equipment
B: indicates the DDF terminals are
connected to the switching equipment
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