CommScope NGF-MPML07512, Руководство пользователя

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ADCP-90-372 • Rev B • April 2018
Page 3
© 2018, CommScope, Inc.
Opening the FTB front covers provides access to the adapter packs (by sliding them out) and to
the front radius limiters which facilitate the routing of interconnect or cross-connect patch
cords. The front covers also include designation labels to identify the optical circuits.
Figure 3. Fiber Termination Block With MPO Connectors
(144-Position Chassis Shown)
1.4 Options That Affect Installation
The following FTB ordering options may affect the installation process:
• The FTB may be ordered with a left or right orientation. The left-orientation FTB installs
on the left side of the frame (when facing the front of the frame); the right-orientation FTB
installs on the right side of the frame.
• The FTB may be ordered any of several different types of internal pigtails. Included are
50/125 um laser optimized to 300 m, 50/125 um. 62.5/125 um, and singlemode.
• The FTB may be ordered any of several different types of connectors. For a complete list,
refer to Table 1 on Page 5 .
SLIDING
ADAPTER
PACK
LOWER
RADIUS
LIMITER
FRONT
RADIUS
LIMITERS
UPPER
RADIUS
LIMITER
2 388 5-A
HINGED
FRONT
COVERS