19-21
Section 19 Maintenance & Inspection
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19.3.1.2 The
Trackball
Clean carefully the trackball operation unit in accordance with this procedure in order not to scratch the
lens. The tools shown in the following table are required in this work.
Required
tools
1
Dry/Moist soft cloth (Lint-free)
2 Swab
Note
If you do not have the swab, please use lint-free cloth, moistened with water, instead.
1
Turn stopper ring in the direction of the triangle marks (counterclockwise), then
remove the stopper ring together with the ball.
2
Clean the ball with a moist lint-free cloth, then wipe the ball with a dry soft cloth
carefully.
3
Clean the inside of the stopper ring and the trackball housing, and the lends with a
swab, moistened with water. Change the swab regularly so that dirt and dust build-up
is easily removed. Wipe away moisture with a dry swab.
4
After cleaning them, reinstall the ball and the stopper ring. Don’t forget to tighten the
stopper ring.
Lens
Swab
Stopper ring
Trackball housing
Summary of Contents for ECDIS
Page 2: ......
Page 10: ...Contents 8 ...
Page 40: ...Section 17 Adjusting and Setting up Equipment for Services 17 30 ...
Page 132: ...Section 20 Failures and After Sale Services 20 20 ...
Page 152: ...Section 22 Specifications 22 18 ...
Page 212: ...Appendix B Menu List and Materials B 32 B 1 16 Code Input Password ECDIS CONNING ...
Page 368: ...Appendix B Menu List and Materials B 188 ...
Page 369: ......