JVC GGT0116-001A-H Instructions Manual page 23

Troubleshooting
If a problem occurs when you are using the TV, check the below
troubleshooting guide before calling for repair.
• No picture, no sound • Deactivate the BLUE BACK function if it is turned on.
• Choose the appropriate sound system. Refer to
"SOUND SYSTEM" on page 14.
• Snowy picture • Check the aerial cable and its connection with the TV.
• Stripes appear on the • Interference occurs caused by other devices such as
picture an amplifi er, personal computer, or a hair drier. Move
such devices away from your TV.
• Double-pictures • Interference occurs caused by signal reflecting
(ghosting) occur from mountains or building. Try to adjust the aerial's
direction or use a better directionality antenna.
• Poor picture • Choose the appropriate colour system. Refer to
"COLOUR SYSTEM" on page 9.
• Adjust the COLOUR or BRIGHT setting. Refer to
"PICTURE SETTING" on page 10.
• White and bright still • Inevitable phenomenon due to the nature of the picture
image look as if it tube. This is not a malfunction.
were coloured
• Top of the image from • This is due to the condition of the video signal whereby
software products or the image was not recorded properly. This is not a
video tape is distorted malfunction.
• Poor sound • Adjust the sound frequency properly. Refer to
"EQUALIZER" on page 15.
• Stereo or bilingual • TV channel reception is poor. Change the stereo/
sound is unclear bilingual mode to mono sound (see page 15).
• Cannot operate the • The batteries may be exhausted. Replace with new
remote control batteries (see page 7).
• Ensure that you are operating the remote control at
less than seven meters from the front of your TV.
• Cannot operate the • Press TV/VIDEO button to return to TV mode and try
menus operating the menus.
• Cannot operate the • Deactivate the CHILD LOCK function if it is turned on
front control buttons (see page 17).
• Colour patches appear • This may due to the magnetized device such as a
at the corner of the speaker near to your TV. Keep the device apart from
screen your TV. Alternately, you can also use the magnetic-
shielded speaker.
• Picture is tilted • This may due to the earth magnetism. Refer to
"PICTURE TILT" on page 11 to correct the tilt.
• Image takes a short • Image required time to stabilize before display. This
period to be displayed is not a malfunction.
• TV may emit crackling • This is due to a sudden change in temperature
sound and it is not a malfunction. If the crackling sound
is too frequent, request your service technician for
inspection.
• Feel a slight electric • This is due to the static electricity of the picture tube
shock when touching and it will not harm the human body. This is not a
the TV screen malfunction.
• The Auto Signal • Please check that the AUTO SIGNAL DETECT
Detect function does function is on or off.
not work • Turn the VCR or DVD player off, wait a while, then
turn it on again.
• Inspect the video cable connection on VIDEO-2 that
they are connected properly.
• Suddenly, a channel • Some VCRs and DVD players can trigger Auto Signal
or input was Detect even after you choose a different input.
changed to VIDEO-2 • Please turn off the AUTO SIGNAL DETECT
inputs. function.
• "PLEASE • Please disconnect either S-VIDEO cable or video input
DISCONNECT cable from Video-1 input.
VIDEO-1 CABLE!"
appears on the
screen.
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