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Unit cannot be
operated
• External
influences
such as lightning or static electricity may cause
improper operation. In this case, operate the unit after
first
turning on
the power of the LCD TV and the AVC System, or unplug the AC cord
for 1 to 2 minutes, then re-plug again.
Power is cut off
suddenly
• Is the sleep timer set in advance?
• Is there no signal in PC mode or HDMI mode?
• The internal temperature of the unit has increased. Remove any objec
t
blocking the vent or clean as necessary.
No CATV
reception
• CATV is connected improperly or not connected; please check all the
CATV connections.
• The cable TV service is interrupted; please contact your cable operato
r
Picture is cut
off/with sidebar
screen
• Is the image positioned correctly?
• Are screen mode adjustments such as picture size set correctly?
• Press WIDE button repeatedly on the remote control to see if you can
get the picture you prefer.
ViewSonic N3290w/N4290p/N4790p 26
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