Out of 2 Ratings

Owner's of the Furuno Radar Detector 1623 gave it a score of 3.9 out of 5. Here's how the scores stacked up:
  • Reliability

    4.5 out of 5
  • Durability

    4.0 out of 5
  • Maintenance

    3.5 out of 5
  • Performance

    4.0 out of 5
  • Ease of Use

    3.5 out of 5
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7. Referring to the figure below, fasten the
shield cable with a screw (M4 x 10) on the
chassis to ground the unit.
Connect 9 pin
here (J801).
shield here.
How to connect the antenna cable
to the antenna unit
8. Attach the EMI core to the antenna cable.
Set the EMI core fixing plate to the EMI
Pass the cable through the plate
so the bend faces downward.
EMI core fixing plate
9. Connect the 9-pin connector of the
antenna cable to J801. See the illustration
above for location.
10. Refasten the shield plate with 10 screws.
Be sure not to pinch the cable from the
rotation detector with the shield plate.
11. Fasten the EMI core fixing plate with
screw (supplied).
Screw (M4 x 15)
EMI Core
EMI Core
Fixing Plate
Align bend with
corner of chassis.
How to fix the EMI core
12. Temporarily close the cover. You will need
to open the cover later to confirm
magnetron voltage.
Mounting using the optional mounting
A mounting bracket for fastening the antenna
unit to a mast (70-125 mm diameter) on a
sailboat is optionally available (Type OP03-93,
Code 008-445-080).
Contents of mounting bracket kit
Name Type Code No. Qty
Bolt M4 x 12 000-804-725 4
Bolt M8 x 20 000-805-707 8
03-018-9001-0 100-206-740 1
plate (1)
03-018-9005-0 100-206-780 1
plate (2)
03-018-9006-0 100-206-790 1
Bracket (1) 03-028-9101-0 100-206-810 1
Bracket (2) 03-028-9102-0 100-206-820 1
Fixing plate 03-028-9103-0 100-206-830 2
1. Remove mounting hardware at the
bottom of the antenna base. You may
discard the mounting hardware.
2. Assemble the mounting bracket as below
and fasten it to a mast.
3. Fasten the antenna unit to the mounting
bracket with hexagon head bolts (M10 x
25, optional supply).
Mounting plate
plate (1)
plate (2)
Bracket (1)
Bracket (2)
Fixing plate
M8 x 20
M8 x 20
(A) Assembling the mounting bracket
M4 x 12
(B) Fastening antenna to mounting bracket
M10 x 25
M8 x 20
How to assemble the optional mounting
bracket and mount the antenna