MAINTENANCE AND TROUBLESHOOTINGBEFORE CALLING FOR SERVICECheck these it,am._and see if you can correct the trouble bychangi'ng the adjustment of a control or the setting of a switch.Problemi i_:icture OK. Poor sound,Sound OK. Poor picture..,',;opicture or sound.By making these simple check., beforc calling for service.you may save time and money.Try ThisiRe-orient antenna. Try another channel - possible stationtrouble. Check for local inter[mence. Check AUTO TUNINGand TUN_',iG BAND options on SETUP MEN'I_'.Re-orient antenna. Try another channel - possible stationtrouble. Adjust VIDEO NII"N U options with PICTUREPREF. in CUSTOM mode. Trouble with cable-TV svstem?Is TV on? Is there power in wall outlet? Is TV plugged in?Is antenna hooked up? Is cabl,e hooked up? Trouble withcable-TV system? Check auxiliary audio/video equipment.Check channel selection. Check J'UNING BAND andAUTO TUNING options on SETUP MENU.Picture blurr,:d or distorted. Ghost in picture. Check antemaa or cable hook up for broken wires. Tryanother channel -- possible station trouble. Check for localinterference.No color, or poor color. Is it a color program? Check antenna or cable hook up forbroken wires. Adjust VIDFO MENU options withPICTURE PREF. in the CUSTOM mode.No sound. VOLUME (VOL) setting may be too low. Check MUTEbutton operation on remote zontrol.Cannot select certain channels. Channels may be skipped in CH. ADD/DEL option onSETUP MENU. Check TUNING BAND and AUTOTUNING options on SETUP MENU.No closed captions Are captions available? Is CAPTION 1 or CAPTION 2selected using the CAPTIONS option on the SETUP MENU?Black or blue box covers half of screen. Is TEXT 1 or TEXT 2 selected using the CAPTIONSoption on the SETUP MENU and is text information available?No pictur: or sound when AUX channel is selected. Is audio/video source hooked up properly? Are all wiresconnected to AUX INPUT jacks on connection center?No stereo sound or weak stereo sound when using a Check AUDIO mode. Was stereo sound present beforestereo VCR. selecting AUX channel?Remote control does not work. Are batteries okay? Is TV turned ON? Is TV plugged in?ii iAhvays request that your technician use only genuineZenith exact replacement parts for continued Quality andSafety performance. Keep your Zenith ALL Zenith.NOTE: If your TV fails to respond to the PICTUREPREF. selection, or to any other menu selection, you mustreset the TV. Simply disconnect the AC power cord fromthe power outlet. Wait a few minutes, then plug the TVback into the power outlet. You will have to reset the clockto the current time.:--:.o 9 --2