CVS-841/851
Chapter 4
Installation
Chapter 4 Installation
4.1 Installation consideration
General
Qualified service technicians should perform the installation of CVS-841/851 series that comprises the
following operations.
(1) Unpacking each component of the system.
(2) Inspection of the exterior of each component unit and accessory.
(3) Checking the ship’s mains voltage and current capacity.
(4) Determining the installation site
(5) Installing the Display unit
(6) Planning the cable routing and connections
(7) Adjustment and setups
4.2 Unpacking each component of the system
Unpack your package and check if all of the items stated in the packing list are contained in the
package. If not, report this to an insurance agent for tracing missing goods or refund.
4.3 Inspection of each component unit and accessories
Carefully check the exterior of each component unit for dents, damage, etc. Also check the inside of
component units for electrical and mechanical damages, for instance, the LCD backlighting bulb is
vulnerable against mechanical shock.
4.4 Siting the units
To achieve best operational performance, the following factors must be considered
.
(1) The display unit should be positioned in the location where the external
situation can be viewed.
(2) Locate the display so that it provides easy viewing from all likely operator’s positions.
(3) Select a position safe and free from dampness, water spray, rain and direct sunlight.
(4) Provide enough space for servicing. Consider access to the rear panel for connecting various
cables.
(5) Position the display unit as possible away from other radio equipment.
4.5 Cable routing and connections
(1) The transducer cables should be securely fastened to the TX/RX chassis using strain relief cable
clamps and run separately away from other cables such as, radio antenna feeders, power cables,
etc. Under no circumstances should it be in parallel arrangement with other cables. These
precautions are essential to avoid radio interference to/from other equipment installed on the ship.
If this arrangement is not possible, either cable set should be screened with a metal conduit or
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