User Guide Part 2

Installing the RBS Main Unit Understanding the Daughter Cards
92-F0423-1 Ericsson Proprietary 4-3
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CAUTION
If you do not tighten the bolts at the bottom of the main unit chassis after
mounting, the chassis could come loose if subjected to vibration or an
earthquake.
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CAUTION
Use extreme care when tightening the conduit lock nuts so as not to
damage the cables.
Understanding the Daughter Cards
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Table 4–1 Daughter Cards
Primary and Secondary
Backhaul Cards
Uses either a standard RJ-45
connector or a 5-position, cam-type
(Riacon). The Riacon backhaul card
is not normally provided in the United
States; contact Ericsson if you want
to use this card.
8 7 6 5 4 3 2 1
RX– (Ring1)
RX+ (Tip1)
N.C.
TX– (Ring)
TX+ (Tip)
Primary (left)
RT1R1T
RX– (Ring1)
TX+ (Tip)
TX– (Ring)
RX+ (Tip1)
Primary (left)
N.C.
Balanced
T1/E1 RJ-45
T1/E1 Riacon