ViewSonic VS13231-1M No sound, Remote control unit does not operate, Power is cut off suddenly

Other Information

Problem	Possible Solution
	• Check your audio connections are properly
	connected referring to the user guide.
	• The MUTE button may have been pressed, try
No sound	pressing this button again.
	• Check your audio settings, your TV audio
	may be set to minimum.
	• Press the Volume + (Up) button on the remote
	control.
	• Make sure the directions of batteries are
	inserted correctly referring to the user guide.
	• Batteries could be weak or dead. Replace with
	new batteries.
	• Is a fluorescent light illuminated near the
	remote control sensor?
	• The path of the remote control beam may be
Remote control unit does not operate	blocked. Make sure the path is clear and that
	the remote control is aimed at the remote
	control sensor on the TV.
	• Press the POWER button on the remote
	control to see if you can turn on the TV.
	• Press MENU button on the remote control to
	see if there is a MENU shown on the screen.
	• Press only one button at a time and it is the
	correct one for the operation you want to
	perform.
	• Is the image positioned correctly?
	• Are screen mode adjustments such as picture
Picture is cut off/with sidebar screen	size set correctly?
	• Press WIDE button repeatedly on the remote
	control to see if you can get the picture you
	prefer.
	• Is the sleep timer set in advance?
	• Is there no signal in PC mode or HDMI
Power is cut off suddenly	mode?
	• The internal temperature of the unit has
	increased. Remove any objects blocking the
	vent or clean as necessary.
	• Is the AIR/CABLE option set correctly?
	Please set the AIR/CABLE option to CABLE
No CATV reception (or no reception	referring to the user guide.
	• CATV is connected improperly or not
above CH13)	connected; please check all the CATV
	connections.
	• The cable TV service is interrupted; please
	contact your cable operator.

Contact ViewSonic service team at: http://www.ViewSonic.com or call our service team: United States 1-800-688-6688, Canada 1-866-463-4775

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ViewSonic 42 VT1900LED