Zenith Z52DC2D Operation Manual - Page 49

Troubleshooting Checklist No picture & No sound • Check whether the TV is turned on. • Is the power cord inserted into wall power outlet? ; Is the power cord connected to the TV set properly? • Test the wall power outlet, plug another product's power cord into the outlet where the TV's power cord was plugged in. Picture OK & No sound • Press the VOLUME (D / E) button. • Sound muted? Press MUTE button. The remote control doesn't work • Check to see if there is any object between the TV and the remote control causing obstruction. • Are batteries installed with correct polarity (+ to +, - to -)? (Refer to p.12) • Correct remote operating mode set: TV, VCR etc.? • Install new batteries. (Refer to p.12) Picture appears slowly after switching on • This is normal, the image is muted during the TV startup process. Please contact your service center, if the picture has not appeared after five minutes. No or poor color or poor picture • Select Color in the Picture menu and press the G button. (Refer to p.26) • Keep a sufficient distance between the TV and the VCR. • Activate any function to restore the brightness of the picture. Horizontal/vertical bars or picture shaking • Check for local interference such as an electrical appliance or power tool. Owner's Manual 49