VIEWSONIC VS12464-1G - Manual (Page 23)

ViewSonic VT2430 21
ENGLISH
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 replug 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 objects
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 operator.
Picture is cut
off/with sidebar
screen
• Is the image positioned correctly?
• Are screen mode adjustments such as picture size set correctly?
• Select “Aspect Ratio” from the “Setup” Menu to see if you can get the
picture you prefer.