Troubleshooting - JVC TH-A5 Instructions Manual

Troubleshooting

Use this chart to help you solve daily operational problems. If there is any problem you cannot solve, contact your JVC service center.
PROBLEM
Power does not come on.
The remote control does not work.
No sound.
Sound is emitted from only one speaker.
No video.
A disc cannot be played.
Video and audio are distorted.
The edge is missing on the video image.
Continuous static during FM broadcasts.
The system does not work correctly.
The VCR cannot be operated using this
remote control.
POSSIBLE CAUSE
The power cord.
• It is too far from the center unit, or is not
facing the center unit.
• There is something obstructing the remote
sensor.
• The VCR CONTROL ON button has
been pressed.
• The battery is flat.
• The battery has been inserted the wrong
way round (+/–).
• Sunlight is falling directly on the detector.
• There is a short in the speaker cord.
• The audio cord is not connected properly.
• An incorrect source has been selected.
• Muting is on.
• The speaker cord is not connected correctly.
• Left-right balance is incorrect.
• The video cord is not connected properly.
• TV input selection is incorrect.
• The system and disc region code numbers
are incompatible.
• The disc causes the parental (rating) error.
• The disc is dirty.
• A VCR is connected between the center unit
and the TV.
• The zoom function is activated when DVD
playback stops.
• Initial setup (TV screen size) was incorrect.
• The received signal is too weak.
• The station is too far away.
• The antenna is not connected correctly.
• Lightning or electronic noise interferes with
operation of the microcomputer.
• Immediately after beginning to heat the
room, the unit was moved to a cold location
causing condensation to form inside.
• The remote control is not set for VCR
operations.
• The VCR is not a JVC's product.
SOLUTION
Insert the plug into the socket.
• Come close to the center unit.
• Avoid any obstacles.
• Press VCR CONTROL OFF to operate
the system. (See page 50.)
• Replace the battery.
• Insert the battery correctly.
• Shade the remote control from direct
sunlight.
• Reconnect the speaker cord.
• Connect the cord properly. (See page 8.)
• Select the correct source.
(See pages 10 to 15.)
• Press MUTING to cancel muting.
• Connect the cord properly. (See page 7.)
• Adjust balance. (See pages 20 to 23.)
• Connect the cord properly. (See page 9.)
• Select the correct input.
• Replace the disc. (See page 25.)
• Enter password to change the parental
(rating) level. (See page 49.)
• Clean the disc.
• Connect the center unit and TV directly.
• Press ZOOM to deactivate the zoom
function when DVD playback stops.
• Set TV screen size correctly.
(See pages 47 and 48.)
• Connect an external FM antenna
(see page 5), or contact your dealer.
• Select another station.
• Check the connection. (See page 5.)
• Switch power off, and remove and re-insert
the power plug in the socket.
• Switch power off and leave the unit a few
hours before switching power on again.
• Press VCR CONTROL ON to operate the
VCR. (See page 50.)
• This remote control can operate a JVC's
VCR whose remote control code is set to A
code.
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