JVC AV 20F704, AV-24F704, AV 14F704 manual Troubleshooting Guide, Symptoms Possible Solutions

Page 23

TROUBLESHOOTING GUIDE

Before requesting service, please refer to the following chart for the symptom and possible solution.

 

SYMPTOMS

POSSIBLE SOLUTIONS

 

 

 

 

 

 

• Make sure the power cord is plugged in.

 

TV does not operate

• Try another AC outlet.

 

• Power is off, check fuse or circuit breaker.

 

 

• Unplug unit for an hour, then plug it back in.

 

 

• Set the 2 way selector switch on the remote control correctly (See page 6).

 

 

 

 

 

Poor sound or No sound

• Station or CATV experiencing problems, tune to another station.

 

• Check sound adjustments (Volume and Muting).

 

 

• Check for sources of possible interference.

 

 

 

 

 

 

• Station or CATV experiencing problems, tune to another station.

 

Poor picture or No picture

• Make sure channels are set into memory.

 

• Check antenna or CATV connections, reorient antenna.

 

 

• Check for sources of possible interference.

 

 

• Check picture control adjustments.

 

 

 

 

 

 

• Station or CATV experiencing problems, tune to another station.

 

Poor reception on some channels

• Make sure channels are set into memory.

 

 

• Station signal is weak, reorient antenna to receive desired station.

 

 

• Check for sources of possible interference.

 

 

 

 

 

 

• Station or CATV experiencing problems, tune to another station.

 

Poor color or no color

• Make sure channels are set into memory.

 

• Check picture control adjustments.

 

 

• Check antenna or CATV connections, reorient antenna.

 

 

• Check for sources of possible interference.

 

 

 

 

 

 

• Station or CATV experiencing problems, tune to another station.

 

Picture wobbles or drifts

• Make sure channels are set into memory.

 

• CATV company is scrambling signal.

 

 

 

 

• Check antenna orientation.

 

 

 

 

 

No CATV reception

• Check all CATV connections.

 

• Set TV/CATV menu option to the CATV mode.

 

 

• Station or CATV system problems, try another station.

 

 

 

 

 

Horizontal or diagonal bars on screen

• Check antenna connections, reorient antenna.

 

• Check for sources of possible interference.

 

 

 

 

 

 

 

No reception above channel 13

• Make sure TV/CATV menu option is in the appropriate mode.

 

• If using antenna, check UHF antenna connections.

 

 

 

 

 

 

 

 

• Batteries are weak, dead or inserted incorrectly.

 

 

• Remote is out of range, move closer to TV within (15 feet).

 

No Remote operation

• Make sure Remote is aimed at sensor.

 

• Confirm there are no obstructions between the Remote and the TV.

 

 

 

 

• Make sure the power cord is plugged in.

 

 

• Set the 2 way selector switch on the remote control correctly (See page 6).

 

 

 

 

 

 

• No broadcast on station tuned.

 

TV shuts off

• Sleep Timer is set.

 

• ON/OFF TIMER is set.

 

 

 

 

• Power interrupted.

 

 

• Approximately 1 hour has passed after the ON TIMER turns on and no button was

 

 

pressed (See page 21).

 

 

 

 

 

 

• TV station experiencing problems or program tuned is not closed captioned.

 

Closed - Caption is not activated.

Try another channel.

 

• Check CATV connection or VHF/UHF antenna, reposition or rotate antenna.

 

 

 

 

• Press C.C. button to turn on the closed caption decoder.

 

 

 

 

Display is not shown in your language.

• Select proper language in the menu options.

 

 

 

 

The remote control does not operate

• Set the 2 way selector switch on the remote control correctly (See page 6).

 

• Program remote with a different code.

 

other product.

• The remote control may not be compatible with your product.

 

 

• Install new batteries.

 

 

 

 

The remote control does not operate

• Program remote with a different code.

 

some features of other product.

• The remote control may not be able to operate all features of your product.

 

 

 

 

23

Image 23
Contents Serial Number Important Note to the CustomerPOWER-CORD Protection CleaningAccessories Power SourceSafety Check Power LinesDamage Requiring Service Replacement PartsFeatures Table of ContentsBack AC Power Cord Connect to a 120V, 60Hz outletLocation of Controls FrontBattery Installation Remote ControlChanging the Batteries Remote Control BasicsBattery Precautions Press Return to exit Setting the CATV, VCR and DVD CodesCable Box or Satellite setup Remote ProgrammingVCR Search Codes Function VCR setupDVD Player Search Codes Function DVD setupSeparate VHF/UHF Antennas For Subscribers to Basic Cable TV ServiceANTENNA/CATV Connections Component Video Connection to Other EquipmentTV/AV Selection VideoPress the CH + or CH button to set the minute Setting LanguageSetting Clock To ADD/DELETE Channels To Memorize ChannelsAutomatic Channel Memory TV/CATV SelectionCH Label Setting V-CHIPVOL + TV Rating Movie RatingCan ENG Rating Can FRE Rating See to Memorize Channels TV Basic OperationNumber of green bar also decreases STEREO+SAP Broadcasting Stereo and Separate Audio Program SAPMONO+SAP Broadcasting Sound Adjustments Picture AdjustmentsTo View Closed Captions What is Closed CAPTIONING?Closed Caption OFF Timer Setting ON/OFF TimerOn Timer Setting Sleep Timer button Symptoms Possible Solutions Troubleshooting GuideAV-24F704 AV-20F704 AV-14F704 SpecificationsAccessories