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12-1
MAINTENANCE & TROUBLESHOOTING
Regular maintenance is important for good performance. Following
the procedures set forth in this chapter will help keep your unit in top
operating condition for many years to come.
ELECTRICAL SHOCK HAZARD
Do not open the equipment.
Only qualified personnel
should work inside the
equipment.
WARNING
WARNING
12.1 Preventive Maintenance
This section contains maintenance and checking information for both
the user . A regular maintenance schedule should be established and
should include at least the following.
• Checks connectors and terminals on rear of unit for proper seating
and rust. Clean if necessary.
• Check earth terminal for rust. Clean if necessary.
• Dust on the display dims the picture. Clean the display screen regu-
larly with a soft cloth. The only recommended cleaning agent is an
anti-static spray. Use special care when cleaning the LCD, since it
scratches easily.