Instruction Manual

58
14
INSTALLATION AND CONNECTIONS
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D Connecting the system cable
R DANGER: HIGH VOLTAGE! High voltages of
about 3,500 volts are used in the scanner unit.
CAREFULLY READ the precautions on page iii
before installing the scanner unit.
CAUTION: DO NOT cut the supplied system cable.
1. Using a hex head wrench, loosen the 4 bolts on
the bottom of the scanner unit, and remove the
cover.
L You can use a Phillips head or at head screwdriver
instead of the hex head wrench.
2. Loosen the sealing nut on the scanner unit, and
then pass the system cable through the sealing
nut sealing tube, and the scanner body. (q)
3. Insert the black and white PA cable connector
into the PA unit connector J1. (w)
4. Connect the shielded cable ground wire to the
ground plate with the screw. (e)
5. Clamp the system cable with the ferrite EMI filter
attached near the sealing connector.
L Be sure to clamp it tightly. (r)
6. Connect the power cable (black and red) to the
power connector. (t)
DO NOT install the system cable too tightly. It
may cause contact failure.
Power cable
(Straight)
PA cable
(Loop)
Ferrite EMI
lter
Sealing nut
2
3
1
4
5
Sealing tube
System
cable
Scanner body
7. Tighten the sealing nut.
8. Replace the radome cover over the scanner unit.
Be sure that the “▲” mark on the top of the cover
faces the vessel’s bow.
9. Tighten the four bolts on the bottom of the
scanner unit (Torque: 5.0 N•m; 3.69 lbf•ft.)
10. The four protrusions around the radome cover
indicates the location of the bolt receptacle.
L the radome cover show the positions of the bolt
receptacles.
Bow
Stern
System cable
▲ mark
Bolt
■ Adjusting the settings
After the installation, turn ON the radar and adjust
the following settings according to your installation
conditions.
Video menu
• Antenna Height
Select the antenna height from the water surface.
Initial menu
• Timing Adjust
Adjusts the sweep timing to display the straight
echo.
• Heading Adjust
Adjust the heading marker line to the actual bow
direction.
MR-1010RII / Page 13-63