Collapsed Rings; Connections - Black Box Express 8-Port Mux User Manual

3.4 Collapsed Rings

The ring mode shown in Section 3.3 is seldom implemented. Instead fiber optic cables usually star out from a
central location. Therefore, a ring is created by interconnecting the fiber optic star segments at the central
location. This technique is known as a collapsed ring.

3.5 Connections

M D F
(Main Distribution Frame)
TX RX
TX RX
TX RX
Express 8-Port Mux
AS/400
8-Port Twinax Brick
Mini Twinax Baluns (IC067A)
Figure 3-2. Typical AS/400 Installation.
Fiber optic
patch panel
Fiber
optic
jumpers
Host multiplexor #1
TX RX
IDF (Intermediate
Distribution Frame)
Remote multiplexor #1
IDF (Intermediate
Distribution Frame)
Remote multiplexor #2
IDF (Intermediate
Distribution Frame)
Remote multiplexor #3
62.5-micron multimode
UTP
cabling
Balun and T cable
EXPRESS 8-PORT MUX
Express 8-Port Mux
Stars
Patch panel
Wall plate
Mini Twinax Balun
(IC067A)
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