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4. By using a clinometer or other means, measure ship's semi-permanent inclination
angle. Take the polarity of the angle as follows:
Figure 3-5 Measuring ship's semi-permanent inclination angle
5. Adjust the potentiometers R35 (ROLL) and R36 (PITCH) on the MAIN Board
(06P0227) in the display unit so angle readouts on the screen agree with the an-
gles measured at step 4.
3.5
Soundome Painting
When the soundome is painted to keep marine life off the transducer, observe the fol-
lowing precautions:
• Use only anti-fouling paint type SEATENDAR 20 (Manufacturer: Chugoku Marine
Paint Co., Ltd., Japan).
• Paint only the plastic portion of the dome. Painting the metal parts causes corrosion.
3.6
LED Status
Display unit
Settings
Range: 400 m Tx output power: C (max) Tilt: 0Tx Rate: 10°
+
–
0
ROLL: Starboard up: +, Starboard down: -
PITCH: Stern up: +, Stern down: -
Paint area
+
–
0
3. ADJUSTMENTS
3-5
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