ViewSonic N4290p N4290P User Guide (English) - Page 37

ENGLISH Other information Problem Remote control unit does not operate Possible Solution z Make sure the directions of batteries are inserted correctly referring to the user guide. z Batteries could be weak or dead. Replace by new batteries. z Is a fluorescent light illuminated near the remote control sensor? z The path of the remote control beam may be blocked. Make sure the path is clear and that the remote control is aimed at the remote control sensor on the TV. z Press the POWER button on the remote control to see if you can turn on the TV. z Press MENU button on the remote control to see if there is a MENU shown on the screen. z Press only one button at a time and it is the correct one for the operation you want to perform. Unit cannot be operated Power is cut off suddenly No CATV reception (or no reception above CH13) Picture is cut off / with sidebar screen z 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 replug again. z Is the sleep timer set in advance?. z Is there no signal in PC mode or HDMI mode? z The internal temperature of the unit has increased. Remove any objects blocking the vent or clean as necessary. z Is the AIR/CABLE option set correctly? Please set the AIR/ CABLE option to CABLE referring to the user guide. z CATV is connected improperly or not connected; please check all the CATV connections. z The cable TV service is interrupted; please contact your cable operator. z Is the image positioned correctly? z Are screen mode adjustments such as picture size set correctly? z Press WIDE button repeatedly on the remote control to see if you can get the picture you prefer. 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 ViewSonic 30 N4290p/14790p