Acer AT2001 AT2001 User's Guide - Page 32

Englis h TROUBLESHOOTING AND SUPPORT Before contacting customer service, use the following information to solve common problems. No Picture Make sure that the power cord is properly plugged into a grounded electrical outlet. Make sure that the main power switch and power button are turned ON. Make sure that the selected video input source is connected to a working device. If your LCD TV is connected to your computer in VGA mode, press any key on your keyboard to wake up your computer. No Sound Try pressing the MUTE button. Make sure that the headphones are not connected. Check Audio setting under the OSD Audio menu. Distorted Picture or Unusual Sounds You may be getting interference from electrical appliances, cars, motorcycles, or fluorescent lights. Try moving your LCD TV to another location. Abnormal Patterns Make sure that the input source cable is attached securely and correctly. Make sure that the video input source is within the range of your LCD TV. Compare the video input source's specifications with your LCD TV's specifications. Abnormal Colors Make sure that the input source cable is connected securely and correctly to your LCD TV. 32