Furuno CH-37 - Manual (Page 75)

7-1
MAINTENANCE & TROUBLESHOOTING
Good performance depends on regular maintenance. Follow-
ing the recommended procedures in this chapter will keep the
equipment operating in top condition for years to come.
ELECTRICAL SHOCK HAZARD
Do not open the equipment.
Only qualified personnel
should work inside the
equipment.
WARNING
7.1 Maintenance of Display Unit
• Handle with care. Corrosion may start even from a scratch.
• Allow space around the unit for ventilation.
• Keep it away from equipment with magnets (such as a
speaker, large capacity transformer) and also magnetic-sen-
sitive units such as gyrocompass or cassette tape.
• Clean the filter and screen with a wet or dry soft cloth. Do
not use commercial cleaners to clean the display unit —
they can remove paint and markings.
• Cover the display unit when it is not in use.
• Degauss the display with the DEGAUSS key when picture
color is abnormal.
7.2 Maintenance of Transceiver Unit
Keep the unit clean, especially the cable entrance. Wipe off
dust or oil with a cloth dampened in water-diluted mild deter-
gent.