Nikkei NH3225ANDROID Manual Del Propietário página 63

• Make sure that you have entered the correct channel
frequency if you have done manual tuning.
No picture / distorted picture
• Make sure that the antenna is properly connected
to the TV.
• Make sure that the antenna cable is not damaged.
• Make sure that the correct device is selected as the
input source.
• Make sure that the external device or source is
properly connected.
• Make sure that the picture settings are set correctly.
• Loud speakers, unearthed audio devices, neon
lights, high buildings and other large objects can
influence reception quality. If possible, try to improve
the reception quality by changing the antenna
direction or moving devices away from the TV.
• Change to a different picture format, if the picture
does not fit the screen
• Make sure that your PC uses the supported
resolution and refresh rate.
No sound / poor sound
• Make sure that the sound settings are correctly set.
• Make sure that all cables are properly connected.
• Make sure that the volume is not muted or set to
zero, increase the volume to check.
• Make sure that the TV audio output is connected to
the audio input on the external sound system.
• Sound may be coming from only one speaker. Check
the balance settings from Sound menu.
Input sources - can not be selected
• Make sure that the device is connected to the TV.
• Make sure that all cables are properly connected.
• Make sure that you select the right input source which
is dedicated to the connected device.
• Make sure that the right input source is not hidden
from the Inputs menu.
English - 26 -