Philips 2.1 3D Blu-ray Home theater HTB7255D HTB7255D/12 数据表
产品代码
HTB7255D/12
37
EN
9 Troubleshooting
Warning
•
Risk of electric shock. Never remove the casing of the
product.
To keep the warranty valid, never try to repair
the product yourself.
If you have problems using this product, check
the following points before you request service.
If you still have a problem, get support at
www.philips.com/support.
Main unit
The buttons on the home theater do not
work.
• Disconnect the home theater from the
power supply for a few minutes, then
reconnect.
• Make sure that the touch buttons surface
is not in contact with any conductive
material, like water drop, metal, etc.
Picture
No picture.
• Make sure that the TV is switched to the
correct source for the home theater.
No picture on a TV connected through HDMI.
• Make sure that you use a High Speed
HDMI cable to connect the home theater
and TV. Some Standard HDMI cables do
not display properly for some images, 3D
video, or Deep Color.
• Make sure that the HDMI cable is not
faulty. If it is faulty, replace it with a new
cable.
• Press (Home) and then 731 on the
remote control to restore the default
picture resolution.
Disc does not play high-definition video.
• Make sure that the disc contains high-
definition video.
• Make sure that the TV supports high-
definition video.
• Use an HDMI cable to connect to the TV.
Sound
No sound from home theater speakers.
• Connect the audio cable from your home
theater to your TV or other devices.
However, you do not need a separate
audio connection when the home theater
and TV are connected through an HDMI
ARC connection.
(see 'Set up the audio' on page 12).
• Reset your home theater to its factory
settings, and then switch it off and switch
on again.
• On your home theater, press SOURCE
repeatedly to select the correct audio input.
Distorted sound or echo.
• If you play audio from the TV through the
home theater, make sure that the TV is
muted.
Audio and video are not synchronized.
• 1) Press SOUND SETTINGS.
2) Press the Navigation buttons (left/right)
to select AUD SYNC, and then press
OK.
3) Press the Navigation buttons (up/
down) to synchronize the audio with
the video.
Play
Cannot play a disc.
• Clean the disc.
the type of disc (see 'Media formats' on