Hitachi 46EX4K Projection Television User Manual


 
TROUBLESHOOTING - 35 -
mild soap may be used if the screen is extremely dirty.)
• Place your TV and remote controls away from extreme heat, humidity and extremely
dusty places.
• Remove the plug from the wall outlet if your television set will not be used for a long
period of time, for instance, when you go on vacation.
DO NOT
• Do not clean your screen or cabinet with strong cleaners, polishes or chemically
treated cloth.
• Do not place rubber or vinyl products or cellophane tape on your set.
• Do not touch the screen too often.
• Do not subject the Remote Control to shocks such as dropping it on the floor, etc.
Physical damage to the precision parts may result.
• Avoid placing the Remote Control in a high humidity place or getting it wet. Don't leave
it on or near a heater. Excessive heat or moisture may cause the unit to cease
operation.
• When the batteries run down, remote control operation will become erratic or possibly
stop altogether. Replace the old batteries with two fresh "AA" size batteries for either
the Genius remote or the Easy remote.
• Exposure of the viewing screen to prolonged direct sunlight or heat may cause the
screen to permanently warp, resulting in a distorted picture.
TROUBLESHOOTING
RECEPTION PROBLEMS (EXTERNAL TO THE TV)
• IGNITION NOISE:
Black spots or horizontal streaks may appear, picture may flutter or drift. Usually
caused by interference from automobile ignition systems, neon lamps, electrical drills
and other electrical appliances.