Troubleshooting - Nokia 55CAUHDN Quick Start Manual

TROUBLESHOOTING

Before calling a service tec hnic ian, please check the following table for a possible cause of the symptom
and solutions.
General Problem / Solution
• Remote control does not work
Check the remote sensor on the remote control.
Change the batteries.
Batteries are not installed correctly.
Main power is not connected.
• Insufficient memory size
Because of operation system and pre-installed apps, internal storage memory is occupied, external USB
driver can be connected to TV to extend the memory.
• Poor Signal
This is usually caused by interference from cell phones, walkie-talkie, automotive ignition system, neon,
electric drill or other electronic equipment or radio interference sources.
Picture & Sound/ Solution
1. No picture, no sound
Check the signal source.
Plug another electrical device into the outlet to make sure it is working or turned
on. Power Plug has bad contact with the outlet.
Check the signal.
2. No sound, picture OK
If no sound, do not mute or increase the sound volume.
Open the sound menu and adjust 'Balance'.
3. Abnormal picture
For no color or bad picture quality, you may:
Adjust the color option in menu settings.
Keep the TV at a sufficient distance from other electronic products.
Try another channel, maybe exit broadcasting signal problem.
4. Bad TV signal (Display mosaic or snowflakes)
Check the signal cable and adjust the antenna.
Fine tune the channel.
Try anther channel.
Multimedia Player/ Solution
For optimal experience of USB (Multimedia), Piease download ES file explorer from Google play store.
'This file is invalid' appears or audio is normal but video is abnormal
The media file maybe damaged. Check if the file can be played on the computer.
Check if video and audio codec is supported.
'Unsupported audio' appears or video is normal but audio is abnormal
The media file maybe damaged. Check if the file can be played on the computer.
Check if video and audio codec is supported.
Due to differences in programming tools and other factors,some of the file formats that are listed may or
may not work.
Medium
Video
Picture
Mucic
File Format
MPG,MPEG,MP4,MKV,AVl,ASF,FLV
JPEG,PNG,BMP
Mp3