Chapter 4
MDP-621/641/640
Installation Operation
manual
4.5.1.2 RB715A Radome scanner
(1) Be sure that the power is off.
(2) Remove the upper part of the radome from the scanner unit. Lift it vertically to avoid bumping
it against the antenna. (There are four fixing screws.)
Logo seal on
side wall
Fix four screws
Cable inlet
Ship's
heading
Figure 4. 11
Fitting the cover (RB715A scanner)
(3) Remove the tape securing the antenna.
(4) Remove the shield cover located on the backside. (There are four screws.)
(5) Remove the cable clamping plate and rubber ring, pass the cable through the opening, replace
the rubber ring, and clamp the cable to the scanner unit with screws on the fixing plate. Attach the
7-pin connector to X11 and 9-pin connector to X12 of the printed circuit board.
(6) Replace the aluminum cover. Lay the cable shield into the channel machined into the
aluminum housing. Be careful that the cable will not get caught up between the main unit and
cover.
(7) Replace the upper part of the radome being careful not to bump it against the antenna. Make
sure that the cover is positioned in the correct direction as shown in Fig.3-7. The upper and
lower parts of the radome each have four alignment markings indicating screw positions.
(8) Connect the cable to the plug labeled "SCANNER" on the rear panel of the display unit. Be sure
to secure the rubber boot around the cable connector rim.
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