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5. Remove the two RF cables from the RF connectors
with a
7
⁄16" (12 mm) wrench. Hold the RF connector
ferrule while loosening the connectors to avoid
excess stress on or twisting of the cables. Refer to
Figure 5-6.
6. Remove the four 1
1
⁄
16" standoffs with a
1
⁄
4" (7 mm)
nut driver/socket and set aside.
7. Remove the RF Board and discard.
8. Install the new RF Board, making certain to align
the Board so that the RF Connectors are facing to
the inside. Figure 5-7 illustrates the alignment of
the new RF Board, the standoffs, cables, and cover.
9. Apply a drop of Loctite to one end of the four 1
1
⁄16"
standoffs. Install the four standoffs, Loctite-
applied end facing the RF Board, using the nut
driver to tighten securely.
10. Reattach the RF cables, making certain that the RF
cable originally attached to the top RF connector
on the old RF Board is connected to the top RF
connector on the new RF Board.
11. Attach the Data and RF Flash cables to the
RF Board.
12. Insert the split rubber grommet surrounding the
Data and RF Flash cables into the small slot on the
new RF Board cover.
13. Secure the RF Board cover using the nuts and
washers removed in Step 1.
5-6
A Guide to TracVision 4
Figure 5-7
New RF Board Installation
Failure to hold the ferrules tightly
while loosening the RF connectors
can result in damage to the cables
and reduce the signal quality.
Figure 5-6
RF Cable Ferrules