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13.
To remove the 022-bus
cable
distribution
panel,
loosen
cover and lide the cover off.
4-26).
REPLACEMENT
connected
to
the
signal
the two screws holding the
Remove the cable
(Figure
Figure 4·26:
Q22·bus Cable Backplane Connector
14.
Remove the four screws holding the backplane assembly to
the chassis.
15.
Pivot the C/D interconnect
side
of
the
backplane
45
degrees
(toward
the
Patch and Filter Panel assembly).
Remove
the
backplane
assembly
from
the
chassis
by
lifting it straight up.
16.
Remove the signal distribution panel from the
backplane
by removing four screws.
4.4.2
Backplane Replacement
1.
Install the signal distribution panel on
the
backplane
with four screws.
2.
Install the backplane assembly with four screws.
3.
Reconnect the Q22-bus cable (Figure
4-26)
and
install
the cover.
4-25
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